ext4: Cleanup whitespace and other miscellaneous style issues
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Theodore Ts'o
Родитель
ec05e868ac
Коммит
2b2d6d0197
172
fs/ext4/acl.c
172
fs/ext4/acl.c
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@ -40,34 +40,35 @@ ext4_acl_from_disk(const void *value, size_t size)
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acl = posix_acl_alloc(count, GFP_NOFS);
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if (!acl)
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return ERR_PTR(-ENOMEM);
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for (n=0; n < count; n++) {
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for (n = 0; n < count; n++) {
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ext4_acl_entry *entry =
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(ext4_acl_entry *)value;
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if ((char *)value + sizeof(ext4_acl_entry_short) > end)
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goto fail;
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acl->a_entries[n].e_tag = le16_to_cpu(entry->e_tag);
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acl->a_entries[n].e_perm = le16_to_cpu(entry->e_perm);
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switch(acl->a_entries[n].e_tag) {
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case ACL_USER_OBJ:
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case ACL_GROUP_OBJ:
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case ACL_MASK:
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case ACL_OTHER:
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value = (char *)value +
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sizeof(ext4_acl_entry_short);
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acl->a_entries[n].e_id = ACL_UNDEFINED_ID;
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break;
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case ACL_USER:
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case ACL_GROUP:
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value = (char *)value + sizeof(ext4_acl_entry);
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if ((char *)value > end)
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goto fail;
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acl->a_entries[n].e_id =
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le32_to_cpu(entry->e_id);
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break;
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switch (acl->a_entries[n].e_tag) {
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case ACL_USER_OBJ:
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case ACL_GROUP_OBJ:
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case ACL_MASK:
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case ACL_OTHER:
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value = (char *)value +
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sizeof(ext4_acl_entry_short);
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acl->a_entries[n].e_id = ACL_UNDEFINED_ID;
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break;
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default:
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case ACL_USER:
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case ACL_GROUP:
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value = (char *)value + sizeof(ext4_acl_entry);
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if ((char *)value > end)
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goto fail;
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acl->a_entries[n].e_id =
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le32_to_cpu(entry->e_id);
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break;
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default:
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goto fail;
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}
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}
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if (value != end)
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@ -96,27 +97,26 @@ ext4_acl_to_disk(const struct posix_acl *acl, size_t *size)
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return ERR_PTR(-ENOMEM);
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ext_acl->a_version = cpu_to_le32(EXT4_ACL_VERSION);
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e = (char *)ext_acl + sizeof(ext4_acl_header);
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for (n=0; n < acl->a_count; n++) {
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for (n = 0; n < acl->a_count; n++) {
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ext4_acl_entry *entry = (ext4_acl_entry *)e;
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entry->e_tag = cpu_to_le16(acl->a_entries[n].e_tag);
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entry->e_perm = cpu_to_le16(acl->a_entries[n].e_perm);
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switch(acl->a_entries[n].e_tag) {
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case ACL_USER:
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case ACL_GROUP:
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entry->e_id =
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cpu_to_le32(acl->a_entries[n].e_id);
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e += sizeof(ext4_acl_entry);
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break;
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switch (acl->a_entries[n].e_tag) {
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case ACL_USER:
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case ACL_GROUP:
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entry->e_id = cpu_to_le32(acl->a_entries[n].e_id);
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e += sizeof(ext4_acl_entry);
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break;
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case ACL_USER_OBJ:
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case ACL_GROUP_OBJ:
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case ACL_MASK:
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case ACL_OTHER:
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e += sizeof(ext4_acl_entry_short);
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break;
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case ACL_USER_OBJ:
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case ACL_GROUP_OBJ:
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case ACL_MASK:
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case ACL_OTHER:
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e += sizeof(ext4_acl_entry_short);
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break;
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default:
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goto fail;
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default:
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goto fail;
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}
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}
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return (char *)ext_acl;
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@ -167,23 +167,23 @@ ext4_get_acl(struct inode *inode, int type)
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if (!test_opt(inode->i_sb, POSIX_ACL))
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return NULL;
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switch(type) {
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case ACL_TYPE_ACCESS:
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acl = ext4_iget_acl(inode, &ei->i_acl);
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if (acl != EXT4_ACL_NOT_CACHED)
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return acl;
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name_index = EXT4_XATTR_INDEX_POSIX_ACL_ACCESS;
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break;
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switch (type) {
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case ACL_TYPE_ACCESS:
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acl = ext4_iget_acl(inode, &ei->i_acl);
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if (acl != EXT4_ACL_NOT_CACHED)
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return acl;
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name_index = EXT4_XATTR_INDEX_POSIX_ACL_ACCESS;
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break;
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case ACL_TYPE_DEFAULT:
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acl = ext4_iget_acl(inode, &ei->i_default_acl);
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if (acl != EXT4_ACL_NOT_CACHED)
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return acl;
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name_index = EXT4_XATTR_INDEX_POSIX_ACL_DEFAULT;
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break;
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case ACL_TYPE_DEFAULT:
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acl = ext4_iget_acl(inode, &ei->i_default_acl);
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if (acl != EXT4_ACL_NOT_CACHED)
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return acl;
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name_index = EXT4_XATTR_INDEX_POSIX_ACL_DEFAULT;
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break;
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default:
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return ERR_PTR(-EINVAL);
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default:
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return ERR_PTR(-EINVAL);
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}
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retval = ext4_xattr_get(inode, name_index, "", NULL, 0);
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if (retval > 0) {
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@ -201,14 +201,14 @@ ext4_get_acl(struct inode *inode, int type)
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kfree(value);
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if (!IS_ERR(acl)) {
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switch(type) {
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case ACL_TYPE_ACCESS:
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ext4_iset_acl(inode, &ei->i_acl, acl);
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break;
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switch (type) {
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case ACL_TYPE_ACCESS:
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ext4_iset_acl(inode, &ei->i_acl, acl);
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break;
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case ACL_TYPE_DEFAULT:
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ext4_iset_acl(inode, &ei->i_default_acl, acl);
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break;
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case ACL_TYPE_DEFAULT:
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ext4_iset_acl(inode, &ei->i_default_acl, acl);
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break;
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}
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}
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return acl;
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@ -232,31 +232,31 @@ ext4_set_acl(handle_t *handle, struct inode *inode, int type,
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if (S_ISLNK(inode->i_mode))
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return -EOPNOTSUPP;
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switch(type) {
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case ACL_TYPE_ACCESS:
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name_index = EXT4_XATTR_INDEX_POSIX_ACL_ACCESS;
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if (acl) {
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mode_t mode = inode->i_mode;
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error = posix_acl_equiv_mode(acl, &mode);
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if (error < 0)
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return error;
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else {
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inode->i_mode = mode;
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ext4_mark_inode_dirty(handle, inode);
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if (error == 0)
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acl = NULL;
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}
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switch (type) {
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case ACL_TYPE_ACCESS:
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name_index = EXT4_XATTR_INDEX_POSIX_ACL_ACCESS;
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if (acl) {
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mode_t mode = inode->i_mode;
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error = posix_acl_equiv_mode(acl, &mode);
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if (error < 0)
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return error;
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else {
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inode->i_mode = mode;
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ext4_mark_inode_dirty(handle, inode);
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if (error == 0)
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acl = NULL;
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}
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break;
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}
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break;
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case ACL_TYPE_DEFAULT:
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name_index = EXT4_XATTR_INDEX_POSIX_ACL_DEFAULT;
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if (!S_ISDIR(inode->i_mode))
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return acl ? -EACCES : 0;
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break;
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case ACL_TYPE_DEFAULT:
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name_index = EXT4_XATTR_INDEX_POSIX_ACL_DEFAULT;
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if (!S_ISDIR(inode->i_mode))
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return acl ? -EACCES : 0;
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break;
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default:
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return -EINVAL;
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default:
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return -EINVAL;
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}
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if (acl) {
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value = ext4_acl_to_disk(acl, &size);
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@ -269,14 +269,14 @@ ext4_set_acl(handle_t *handle, struct inode *inode, int type,
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kfree(value);
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if (!error) {
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switch(type) {
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case ACL_TYPE_ACCESS:
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ext4_iset_acl(inode, &ei->i_acl, acl);
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break;
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switch (type) {
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case ACL_TYPE_ACCESS:
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ext4_iset_acl(inode, &ei->i_acl, acl);
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break;
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case ACL_TYPE_DEFAULT:
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ext4_iset_acl(inode, &ei->i_default_acl, acl);
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break;
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case ACL_TYPE_DEFAULT:
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ext4_iset_acl(inode, &ei->i_default_acl, acl);
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break;
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}
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}
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return error;
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@ -1441,7 +1441,7 @@ unsigned int ext4_ext_check_overlap(struct inode *inode,
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/*
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* get the next allocated block if the extent in the path
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* is before the requested block(s)
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* is before the requested block(s)
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*/
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if (b2 < b1) {
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b2 = ext4_ext_next_allocated_block(path);
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@ -1054,10 +1054,9 @@ static void ext4_da_update_reserve_space(struct inode *inode, int used)
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/*
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* The ext4_get_blocks_wrap() function try to look up the requested blocks,
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* and returns if the blocks are already mapped.
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*
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*
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* ext4_ext4 get_block() wrapper function
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* It will do a look up first, and returns if the blocks already mapped.
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* Otherwise it takes the write lock of the i_data_sem and allocate blocks
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* and store the allocated blocks in the result buffer head and mark it
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* mapped.
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@ -73,7 +73,7 @@ static int verify_group_input(struct super_block *sb,
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"Inode bitmap not in group (block %llu)",
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(unsigned long long)input->inode_bitmap);
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else if (outside(input->inode_table, start, end) ||
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outside(itend - 1, start, end))
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outside(itend - 1, start, end))
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ext4_warning(sb, __func__,
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"Inode table not in group (blocks %llu-%llu)",
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(unsigned long long)input->inode_table, itend - 1);
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@ -104,7 +104,7 @@ static int verify_group_input(struct super_block *sb,
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(unsigned long long)input->inode_bitmap,
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start, metaend - 1);
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else if (inside(input->inode_table, start, metaend) ||
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inside(itend - 1, start, metaend))
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inside(itend - 1, start, metaend))
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ext4_warning(sb, __func__,
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"Inode table (%llu-%llu) overlaps"
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"GDT table (%llu-%llu)",
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@ -158,9 +158,9 @@ static int extend_or_restart_transaction(handle_t *handle, int thresh,
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if (err) {
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if ((err = ext4_journal_restart(handle, EXT4_MAX_TRANS_DATA)))
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return err;
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if ((err = ext4_journal_get_write_access(handle, bh)))
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if ((err = ext4_journal_get_write_access(handle, bh)))
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return err;
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}
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}
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return 0;
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}
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@ -416,11 +416,11 @@ static int add_new_gdb(handle_t *handle, struct inode *inode,
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"EXT4-fs: ext4_add_new_gdb: adding group block %lu\n",
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gdb_num);
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/*
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* If we are not using the primary superblock/GDT copy don't resize,
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* because the user tools have no way of handling this. Probably a
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* bad time to do it anyways.
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*/
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/*
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* If we are not using the primary superblock/GDT copy don't resize,
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* because the user tools have no way of handling this. Probably a
|
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* bad time to do it anyways.
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*/
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if (EXT4_SB(sb)->s_sbh->b_blocknr !=
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le32_to_cpu(EXT4_SB(sb)->s_es->s_first_data_block)) {
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ext4_warning(sb, __func__,
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@ -507,14 +507,14 @@ static int add_new_gdb(handle_t *handle, struct inode *inode,
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return 0;
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exit_inode:
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//ext4_journal_release_buffer(handle, iloc.bh);
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/* ext4_journal_release_buffer(handle, iloc.bh); */
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brelse(iloc.bh);
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exit_dindj:
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//ext4_journal_release_buffer(handle, dind);
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/* ext4_journal_release_buffer(handle, dind); */
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exit_primary:
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//ext4_journal_release_buffer(handle, *primary);
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/* ext4_journal_release_buffer(handle, *primary); */
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exit_sbh:
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//ext4_journal_release_buffer(handle, *primary);
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/* ext4_journal_release_buffer(handle, *primary); */
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exit_dind:
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brelse(dind);
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exit_bh:
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@ -818,12 +818,12 @@ int ext4_group_add(struct super_block *sb, struct ext4_new_group_data *input)
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if ((err = ext4_journal_get_write_access(handle, sbi->s_sbh)))
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goto exit_journal;
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/*
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* We will only either add reserved group blocks to a backup group
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* or remove reserved blocks for the first group in a new group block.
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* Doing both would be mean more complex code, and sane people don't
|
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* use non-sparse filesystems anymore. This is already checked above.
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*/
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/*
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* We will only either add reserved group blocks to a backup group
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* or remove reserved blocks for the first group in a new group block.
|
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* Doing both would be mean more complex code, and sane people don't
|
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* use non-sparse filesystems anymore. This is already checked above.
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*/
|
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if (gdb_off) {
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primary = sbi->s_group_desc[gdb_num];
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if ((err = ext4_journal_get_write_access(handle, primary)))
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@ -835,24 +835,24 @@ int ext4_group_add(struct super_block *sb, struct ext4_new_group_data *input)
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} else if ((err = add_new_gdb(handle, inode, input, &primary)))
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goto exit_journal;
|
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|
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/*
|
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* OK, now we've set up the new group. Time to make it active.
|
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*
|
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* Current kernels don't lock all allocations via lock_super(),
|
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* so we have to be safe wrt. concurrent accesses the group
|
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* data. So we need to be careful to set all of the relevant
|
||||
* group descriptor data etc. *before* we enable the group.
|
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*
|
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* The key field here is sbi->s_groups_count: as long as
|
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* that retains its old value, nobody is going to access the new
|
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* group.
|
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*
|
||||
* So first we update all the descriptor metadata for the new
|
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* group; then we update the total disk blocks count; then we
|
||||
* update the groups count to enable the group; then finally we
|
||||
* update the free space counts so that the system can start
|
||||
* using the new disk blocks.
|
||||
*/
|
||||
/*
|
||||
* OK, now we've set up the new group. Time to make it active.
|
||||
*
|
||||
* Current kernels don't lock all allocations via lock_super(),
|
||||
* so we have to be safe wrt. concurrent accesses the group
|
||||
* data. So we need to be careful to set all of the relevant
|
||||
* group descriptor data etc. *before* we enable the group.
|
||||
*
|
||||
* The key field here is sbi->s_groups_count: as long as
|
||||
* that retains its old value, nobody is going to access the new
|
||||
* group.
|
||||
*
|
||||
* So first we update all the descriptor metadata for the new
|
||||
* group; then we update the total disk blocks count; then we
|
||||
* update the groups count to enable the group; then finally we
|
||||
* update the free space counts so that the system can start
|
||||
* using the new disk blocks.
|
||||
*/
|
||||
|
||||
/* Update group descriptor block for new group */
|
||||
gdp = (struct ext4_group_desc *)((char *)primary->b_data +
|
||||
|
|
@ -946,7 +946,8 @@ exit_put:
|
|||
return err;
|
||||
} /* ext4_group_add */
|
||||
|
||||
/* Extend the filesystem to the new number of blocks specified. This entry
|
||||
/*
|
||||
* Extend the filesystem to the new number of blocks specified. This entry
|
||||
* point is only used to extend the current filesystem to the end of the last
|
||||
* existing group. It can be accessed via ioctl, or by "remount,resize=<size>"
|
||||
* for emergencies (because it has no dependencies on reserved blocks).
|
||||
|
|
@ -1024,7 +1025,7 @@ int ext4_group_extend(struct super_block *sb, struct ext4_super_block *es,
|
|||
o_blocks_count + add, add);
|
||||
|
||||
/* See if the device is actually as big as what was requested */
|
||||
bh = sb_bread(sb, o_blocks_count + add -1);
|
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bh = sb_bread(sb, o_blocks_count + add - 1);
|
||||
if (!bh) {
|
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ext4_warning(sb, __func__,
|
||||
"can't read last block, resize aborted");
|
||||
|
|
|
|||
283
fs/ext4/super.c
283
fs/ext4/super.c
|
|
@ -49,20 +49,19 @@ static int ext4_load_journal(struct super_block *, struct ext4_super_block *,
|
|||
unsigned long journal_devnum);
|
||||
static int ext4_create_journal(struct super_block *, struct ext4_super_block *,
|
||||
unsigned int);
|
||||
static void ext4_commit_super (struct super_block * sb,
|
||||
struct ext4_super_block * es,
|
||||
int sync);
|
||||
static void ext4_mark_recovery_complete(struct super_block * sb,
|
||||
struct ext4_super_block * es);
|
||||
static void ext4_clear_journal_err(struct super_block * sb,
|
||||
struct ext4_super_block * es);
|
||||
static void ext4_commit_super(struct super_block *sb,
|
||||
struct ext4_super_block *es, int sync);
|
||||
static void ext4_mark_recovery_complete(struct super_block *sb,
|
||||
struct ext4_super_block *es);
|
||||
static void ext4_clear_journal_err(struct super_block *sb,
|
||||
struct ext4_super_block *es);
|
||||
static int ext4_sync_fs(struct super_block *sb, int wait);
|
||||
static const char *ext4_decode_error(struct super_block * sb, int errno,
|
||||
static const char *ext4_decode_error(struct super_block *sb, int errno,
|
||||
char nbuf[16]);
|
||||
static int ext4_remount (struct super_block * sb, int * flags, char * data);
|
||||
static int ext4_statfs (struct dentry * dentry, struct kstatfs * buf);
|
||||
static int ext4_remount(struct super_block *sb, int *flags, char *data);
|
||||
static int ext4_statfs(struct dentry *dentry, struct kstatfs *buf);
|
||||
static void ext4_unlockfs(struct super_block *sb);
|
||||
static void ext4_write_super (struct super_block * sb);
|
||||
static void ext4_write_super(struct super_block *sb);
|
||||
static void ext4_write_super_lockfs(struct super_block *sb);
|
||||
|
||||
|
||||
|
|
@ -211,15 +210,15 @@ static void ext4_handle_error(struct super_block *sb)
|
|||
if (sb->s_flags & MS_RDONLY)
|
||||
return;
|
||||
|
||||
if (!test_opt (sb, ERRORS_CONT)) {
|
||||
if (!test_opt(sb, ERRORS_CONT)) {
|
||||
journal_t *journal = EXT4_SB(sb)->s_journal;
|
||||
|
||||
EXT4_SB(sb)->s_mount_opt |= EXT4_MOUNT_ABORT;
|
||||
if (journal)
|
||||
jbd2_journal_abort(journal, -EIO);
|
||||
}
|
||||
if (test_opt (sb, ERRORS_RO)) {
|
||||
printk (KERN_CRIT "Remounting filesystem read-only\n");
|
||||
if (test_opt(sb, ERRORS_RO)) {
|
||||
printk(KERN_CRIT "Remounting filesystem read-only\n");
|
||||
sb->s_flags |= MS_RDONLY;
|
||||
}
|
||||
ext4_commit_super(sb, es, 1);
|
||||
|
|
@ -228,13 +227,13 @@ static void ext4_handle_error(struct super_block *sb)
|
|||
sb->s_id);
|
||||
}
|
||||
|
||||
void ext4_error (struct super_block * sb, const char * function,
|
||||
const char * fmt, ...)
|
||||
void ext4_error(struct super_block *sb, const char *function,
|
||||
const char *fmt, ...)
|
||||
{
|
||||
va_list args;
|
||||
|
||||
va_start(args, fmt);
|
||||
printk(KERN_CRIT "EXT4-fs error (device %s): %s: ",sb->s_id, function);
|
||||
printk(KERN_CRIT "EXT4-fs error (device %s): %s: ", sb->s_id, function);
|
||||
vprintk(fmt, args);
|
||||
printk("\n");
|
||||
va_end(args);
|
||||
|
|
@ -242,7 +241,7 @@ void ext4_error (struct super_block * sb, const char * function,
|
|||
ext4_handle_error(sb);
|
||||
}
|
||||
|
||||
static const char *ext4_decode_error(struct super_block * sb, int errno,
|
||||
static const char *ext4_decode_error(struct super_block *sb, int errno,
|
||||
char nbuf[16])
|
||||
{
|
||||
char *errstr = NULL;
|
||||
|
|
@ -278,8 +277,7 @@ static const char *ext4_decode_error(struct super_block * sb, int errno,
|
|||
/* __ext4_std_error decodes expected errors from journaling functions
|
||||
* automatically and invokes the appropriate error response. */
|
||||
|
||||
void __ext4_std_error (struct super_block * sb, const char * function,
|
||||
int errno)
|
||||
void __ext4_std_error(struct super_block *sb, const char *function, int errno)
|
||||
{
|
||||
char nbuf[16];
|
||||
const char *errstr;
|
||||
|
|
@ -292,8 +290,8 @@ void __ext4_std_error (struct super_block * sb, const char * function,
|
|||
return;
|
||||
|
||||
errstr = ext4_decode_error(sb, errno, nbuf);
|
||||
printk (KERN_CRIT "EXT4-fs error (device %s) in %s: %s\n",
|
||||
sb->s_id, function, errstr);
|
||||
printk(KERN_CRIT "EXT4-fs error (device %s) in %s: %s\n",
|
||||
sb->s_id, function, errstr);
|
||||
|
||||
ext4_handle_error(sb);
|
||||
}
|
||||
|
|
@ -308,15 +306,15 @@ void __ext4_std_error (struct super_block * sb, const char * function,
|
|||
* case we take the easy way out and panic immediately.
|
||||
*/
|
||||
|
||||
void ext4_abort (struct super_block * sb, const char * function,
|
||||
const char * fmt, ...)
|
||||
void ext4_abort(struct super_block *sb, const char *function,
|
||||
const char *fmt, ...)
|
||||
{
|
||||
va_list args;
|
||||
|
||||
printk (KERN_CRIT "ext4_abort called.\n");
|
||||
printk(KERN_CRIT "ext4_abort called.\n");
|
||||
|
||||
va_start(args, fmt);
|
||||
printk(KERN_CRIT "EXT4-fs error (device %s): %s: ",sb->s_id, function);
|
||||
printk(KERN_CRIT "EXT4-fs error (device %s): %s: ", sb->s_id, function);
|
||||
vprintk(fmt, args);
|
||||
printk("\n");
|
||||
va_end(args);
|
||||
|
|
@ -334,8 +332,8 @@ void ext4_abort (struct super_block * sb, const char * function,
|
|||
jbd2_journal_abort(EXT4_SB(sb)->s_journal, -EIO);
|
||||
}
|
||||
|
||||
void ext4_warning (struct super_block * sb, const char * function,
|
||||
const char * fmt, ...)
|
||||
void ext4_warning(struct super_block *sb, const char *function,
|
||||
const char *fmt, ...)
|
||||
{
|
||||
va_list args;
|
||||
|
||||
|
|
@ -496,7 +494,7 @@ static void dump_orphan_list(struct super_block *sb, struct ext4_sb_info *sbi)
|
|||
}
|
||||
}
|
||||
|
||||
static void ext4_put_super (struct super_block * sb)
|
||||
static void ext4_put_super(struct super_block *sb)
|
||||
{
|
||||
struct ext4_sb_info *sbi = EXT4_SB(sb);
|
||||
struct ext4_super_block *es = sbi->s_es;
|
||||
|
|
@ -647,7 +645,8 @@ static void ext4_clear_inode(struct inode *inode)
|
|||
&EXT4_I(inode)->jinode);
|
||||
}
|
||||
|
||||
static inline void ext4_show_quota_options(struct seq_file *seq, struct super_block *sb)
|
||||
static inline void ext4_show_quota_options(struct seq_file *seq,
|
||||
struct super_block *sb)
|
||||
{
|
||||
#if defined(CONFIG_QUOTA)
|
||||
struct ext4_sb_info *sbi = EXT4_SB(sb);
|
||||
|
|
@ -822,8 +821,8 @@ static struct dentry *ext4_fh_to_parent(struct super_block *sb, struct fid *fid,
|
|||
}
|
||||
|
||||
#ifdef CONFIG_QUOTA
|
||||
#define QTYPE2NAME(t) ((t)==USRQUOTA?"user":"group")
|
||||
#define QTYPE2MOPT(on, t) ((t)==USRQUOTA?((on)##USRJQUOTA):((on)##GRPJQUOTA))
|
||||
#define QTYPE2NAME(t) ((t) == USRQUOTA?"user":"group")
|
||||
#define QTYPE2MOPT(on, t) ((t) == USRQUOTA?((on)##USRJQUOTA):((on)##GRPJQUOTA))
|
||||
|
||||
static int ext4_dquot_initialize(struct inode *inode, int type);
|
||||
static int ext4_dquot_drop(struct inode *inode);
|
||||
|
|
@ -991,12 +990,12 @@ static ext4_fsblk_t get_sb_block(void **data)
|
|||
return sb_block;
|
||||
}
|
||||
|
||||
static int parse_options (char *options, struct super_block *sb,
|
||||
unsigned int *inum, unsigned long *journal_devnum,
|
||||
ext4_fsblk_t *n_blocks_count, int is_remount)
|
||||
static int parse_options(char *options, struct super_block *sb,
|
||||
unsigned int *inum, unsigned long *journal_devnum,
|
||||
ext4_fsblk_t *n_blocks_count, int is_remount)
|
||||
{
|
||||
struct ext4_sb_info *sbi = EXT4_SB(sb);
|
||||
char * p;
|
||||
char *p;
|
||||
substring_t args[MAX_OPT_ARGS];
|
||||
int data_opt = 0;
|
||||
int option;
|
||||
|
|
@ -1009,7 +1008,7 @@ static int parse_options (char *options, struct super_block *sb,
|
|||
if (!options)
|
||||
return 1;
|
||||
|
||||
while ((p = strsep (&options, ",")) != NULL) {
|
||||
while ((p = strsep(&options, ",")) != NULL) {
|
||||
int token;
|
||||
if (!*p)
|
||||
continue;
|
||||
|
|
@ -1017,16 +1016,16 @@ static int parse_options (char *options, struct super_block *sb,
|
|||
token = match_token(p, tokens, args);
|
||||
switch (token) {
|
||||
case Opt_bsd_df:
|
||||
clear_opt (sbi->s_mount_opt, MINIX_DF);
|
||||
clear_opt(sbi->s_mount_opt, MINIX_DF);
|
||||
break;
|
||||
case Opt_minix_df:
|
||||
set_opt (sbi->s_mount_opt, MINIX_DF);
|
||||
set_opt(sbi->s_mount_opt, MINIX_DF);
|
||||
break;
|
||||
case Opt_grpid:
|
||||
set_opt (sbi->s_mount_opt, GRPID);
|
||||
set_opt(sbi->s_mount_opt, GRPID);
|
||||
break;
|
||||
case Opt_nogrpid:
|
||||
clear_opt (sbi->s_mount_opt, GRPID);
|
||||
clear_opt(sbi->s_mount_opt, GRPID);
|
||||
break;
|
||||
case Opt_resuid:
|
||||
if (match_int(&args[0], &option))
|
||||
|
|
@ -1043,41 +1042,41 @@ static int parse_options (char *options, struct super_block *sb,
|
|||
/* *sb_block = match_int(&args[0]); */
|
||||
break;
|
||||
case Opt_err_panic:
|
||||
clear_opt (sbi->s_mount_opt, ERRORS_CONT);
|
||||
clear_opt (sbi->s_mount_opt, ERRORS_RO);
|
||||
set_opt (sbi->s_mount_opt, ERRORS_PANIC);
|
||||
clear_opt(sbi->s_mount_opt, ERRORS_CONT);
|
||||
clear_opt(sbi->s_mount_opt, ERRORS_RO);
|
||||
set_opt(sbi->s_mount_opt, ERRORS_PANIC);
|
||||
break;
|
||||
case Opt_err_ro:
|
||||
clear_opt (sbi->s_mount_opt, ERRORS_CONT);
|
||||
clear_opt (sbi->s_mount_opt, ERRORS_PANIC);
|
||||
set_opt (sbi->s_mount_opt, ERRORS_RO);
|
||||
clear_opt(sbi->s_mount_opt, ERRORS_CONT);
|
||||
clear_opt(sbi->s_mount_opt, ERRORS_PANIC);
|
||||
set_opt(sbi->s_mount_opt, ERRORS_RO);
|
||||
break;
|
||||
case Opt_err_cont:
|
||||
clear_opt (sbi->s_mount_opt, ERRORS_RO);
|
||||
clear_opt (sbi->s_mount_opt, ERRORS_PANIC);
|
||||
set_opt (sbi->s_mount_opt, ERRORS_CONT);
|
||||
clear_opt(sbi->s_mount_opt, ERRORS_RO);
|
||||
clear_opt(sbi->s_mount_opt, ERRORS_PANIC);
|
||||
set_opt(sbi->s_mount_opt, ERRORS_CONT);
|
||||
break;
|
||||
case Opt_nouid32:
|
||||
set_opt (sbi->s_mount_opt, NO_UID32);
|
||||
set_opt(sbi->s_mount_opt, NO_UID32);
|
||||
break;
|
||||
case Opt_nocheck:
|
||||
clear_opt (sbi->s_mount_opt, CHECK);
|
||||
clear_opt(sbi->s_mount_opt, CHECK);
|
||||
break;
|
||||
case Opt_debug:
|
||||
set_opt (sbi->s_mount_opt, DEBUG);
|
||||
set_opt(sbi->s_mount_opt, DEBUG);
|
||||
break;
|
||||
case Opt_oldalloc:
|
||||
set_opt (sbi->s_mount_opt, OLDALLOC);
|
||||
set_opt(sbi->s_mount_opt, OLDALLOC);
|
||||
break;
|
||||
case Opt_orlov:
|
||||
clear_opt (sbi->s_mount_opt, OLDALLOC);
|
||||
clear_opt(sbi->s_mount_opt, OLDALLOC);
|
||||
break;
|
||||
#ifdef CONFIG_EXT4DEV_FS_XATTR
|
||||
case Opt_user_xattr:
|
||||
set_opt (sbi->s_mount_opt, XATTR_USER);
|
||||
set_opt(sbi->s_mount_opt, XATTR_USER);
|
||||
break;
|
||||
case Opt_nouser_xattr:
|
||||
clear_opt (sbi->s_mount_opt, XATTR_USER);
|
||||
clear_opt(sbi->s_mount_opt, XATTR_USER);
|
||||
break;
|
||||
#else
|
||||
case Opt_user_xattr:
|
||||
|
|
@ -1115,7 +1114,7 @@ static int parse_options (char *options, struct super_block *sb,
|
|||
"journal on remount\n");
|
||||
return 0;
|
||||
}
|
||||
set_opt (sbi->s_mount_opt, UPDATE_JOURNAL);
|
||||
set_opt(sbi->s_mount_opt, UPDATE_JOURNAL);
|
||||
break;
|
||||
case Opt_journal_inum:
|
||||
if (is_remount) {
|
||||
|
|
@ -1145,7 +1144,7 @@ static int parse_options (char *options, struct super_block *sb,
|
|||
set_opt(sbi->s_mount_opt, JOURNAL_CHECKSUM);
|
||||
break;
|
||||
case Opt_noload:
|
||||
set_opt (sbi->s_mount_opt, NOLOAD);
|
||||
set_opt(sbi->s_mount_opt, NOLOAD);
|
||||
break;
|
||||
case Opt_commit:
|
||||
if (match_int(&args[0], &option))
|
||||
|
|
@ -1331,7 +1330,7 @@ set_qf_format:
|
|||
"on this filesystem, use tune2fs\n");
|
||||
return 0;
|
||||
}
|
||||
set_opt (sbi->s_mount_opt, EXTENTS);
|
||||
set_opt(sbi->s_mount_opt, EXTENTS);
|
||||
break;
|
||||
case Opt_noextents:
|
||||
/*
|
||||
|
|
@ -1348,7 +1347,7 @@ set_qf_format:
|
|||
"-o noextents options\n");
|
||||
return 0;
|
||||
}
|
||||
clear_opt (sbi->s_mount_opt, EXTENTS);
|
||||
clear_opt(sbi->s_mount_opt, EXTENTS);
|
||||
break;
|
||||
case Opt_i_version:
|
||||
set_opt(sbi->s_mount_opt, I_VERSION);
|
||||
|
|
@ -1374,9 +1373,9 @@ set_qf_format:
|
|||
set_opt(sbi->s_mount_opt, DELALLOC);
|
||||
break;
|
||||
default:
|
||||
printk (KERN_ERR
|
||||
"EXT4-fs: Unrecognized mount option \"%s\" "
|
||||
"or missing value\n", p);
|
||||
printk(KERN_ERR
|
||||
"EXT4-fs: Unrecognized mount option \"%s\" "
|
||||
"or missing value\n", p);
|
||||
return 0;
|
||||
}
|
||||
}
|
||||
|
|
@ -1423,31 +1422,31 @@ static int ext4_setup_super(struct super_block *sb, struct ext4_super_block *es,
|
|||
int res = 0;
|
||||
|
||||
if (le32_to_cpu(es->s_rev_level) > EXT4_MAX_SUPP_REV) {
|
||||
printk (KERN_ERR "EXT4-fs warning: revision level too high, "
|
||||
"forcing read-only mode\n");
|
||||
printk(KERN_ERR "EXT4-fs warning: revision level too high, "
|
||||
"forcing read-only mode\n");
|
||||
res = MS_RDONLY;
|
||||
}
|
||||
if (read_only)
|
||||
return res;
|
||||
if (!(sbi->s_mount_state & EXT4_VALID_FS))
|
||||
printk (KERN_WARNING "EXT4-fs warning: mounting unchecked fs, "
|
||||
"running e2fsck is recommended\n");
|
||||
printk(KERN_WARNING "EXT4-fs warning: mounting unchecked fs, "
|
||||
"running e2fsck is recommended\n");
|
||||
else if ((sbi->s_mount_state & EXT4_ERROR_FS))
|
||||
printk (KERN_WARNING
|
||||
"EXT4-fs warning: mounting fs with errors, "
|
||||
"running e2fsck is recommended\n");
|
||||
printk(KERN_WARNING
|
||||
"EXT4-fs warning: mounting fs with errors, "
|
||||
"running e2fsck is recommended\n");
|
||||
else if ((__s16) le16_to_cpu(es->s_max_mnt_count) >= 0 &&
|
||||
le16_to_cpu(es->s_mnt_count) >=
|
||||
(unsigned short) (__s16) le16_to_cpu(es->s_max_mnt_count))
|
||||
printk (KERN_WARNING
|
||||
"EXT4-fs warning: maximal mount count reached, "
|
||||
"running e2fsck is recommended\n");
|
||||
printk(KERN_WARNING
|
||||
"EXT4-fs warning: maximal mount count reached, "
|
||||
"running e2fsck is recommended\n");
|
||||
else if (le32_to_cpu(es->s_checkinterval) &&
|
||||
(le32_to_cpu(es->s_lastcheck) +
|
||||
le32_to_cpu(es->s_checkinterval) <= get_seconds()))
|
||||
printk (KERN_WARNING
|
||||
"EXT4-fs warning: checktime reached, "
|
||||
"running e2fsck is recommended\n");
|
||||
printk(KERN_WARNING
|
||||
"EXT4-fs warning: checktime reached, "
|
||||
"running e2fsck is recommended\n");
|
||||
#if 0
|
||||
/* @@@ We _will_ want to clear the valid bit if we find
|
||||
* inconsistencies, to force a fsck at reboot. But for
|
||||
|
|
@ -1596,16 +1595,14 @@ static int ext4_check_descriptors(struct super_block *sb)
|
|||
(EXT4_BLOCKS_PER_GROUP(sb) - 1);
|
||||
|
||||
block_bitmap = ext4_block_bitmap(sb, gdp);
|
||||
if (block_bitmap < first_block || block_bitmap > last_block)
|
||||
{
|
||||
if (block_bitmap < first_block || block_bitmap > last_block) {
|
||||
printk(KERN_ERR "EXT4-fs: ext4_check_descriptors: "
|
||||
"Block bitmap for group %lu not in group "
|
||||
"(block %llu)!", i, block_bitmap);
|
||||
return 0;
|
||||
}
|
||||
inode_bitmap = ext4_inode_bitmap(sb, gdp);
|
||||
if (inode_bitmap < first_block || inode_bitmap > last_block)
|
||||
{
|
||||
if (inode_bitmap < first_block || inode_bitmap > last_block) {
|
||||
printk(KERN_ERR "EXT4-fs: ext4_check_descriptors: "
|
||||
"Inode bitmap for group %lu not in group "
|
||||
"(block %llu)!", i, inode_bitmap);
|
||||
|
|
@ -1613,8 +1610,7 @@ static int ext4_check_descriptors(struct super_block *sb)
|
|||
}
|
||||
inode_table = ext4_inode_table(sb, gdp);
|
||||
if (inode_table < first_block ||
|
||||
inode_table + sbi->s_itb_per_group - 1 > last_block)
|
||||
{
|
||||
inode_table + sbi->s_itb_per_group - 1 > last_block) {
|
||||
printk(KERN_ERR "EXT4-fs: ext4_check_descriptors: "
|
||||
"Inode table for group %lu not in group "
|
||||
"(block %llu)!", i, inode_table);
|
||||
|
|
@ -1635,7 +1631,7 @@ static int ext4_check_descriptors(struct super_block *sb)
|
|||
}
|
||||
|
||||
ext4_free_blocks_count_set(sbi->s_es, ext4_count_free_blocks(sb));
|
||||
sbi->s_es->s_free_inodes_count=cpu_to_le32(ext4_count_free_inodes(sb));
|
||||
sbi->s_es->s_free_inodes_count = cpu_to_le32(ext4_count_free_inodes(sb));
|
||||
return 1;
|
||||
}
|
||||
|
||||
|
|
@ -1656,8 +1652,8 @@ static int ext4_check_descriptors(struct super_block *sb)
|
|||
* e2fsck was run on this filesystem, and it must have already done the orphan
|
||||
* inode cleanup for us, so we can safely abort without any further action.
|
||||
*/
|
||||
static void ext4_orphan_cleanup (struct super_block * sb,
|
||||
struct ext4_super_block * es)
|
||||
static void ext4_orphan_cleanup(struct super_block *sb,
|
||||
struct ext4_super_block *es)
|
||||
{
|
||||
unsigned int s_flags = sb->s_flags;
|
||||
int nr_orphans = 0, nr_truncates = 0;
|
||||
|
|
@ -1734,7 +1730,7 @@ static void ext4_orphan_cleanup (struct super_block * sb,
|
|||
iput(inode); /* The delete magic happens here! */
|
||||
}
|
||||
|
||||
#define PLURAL(x) (x), ((x)==1) ? "" : "s"
|
||||
#define PLURAL(x) (x), ((x) == 1) ? "" : "s"
|
||||
|
||||
if (nr_orphans)
|
||||
printk(KERN_INFO "EXT4-fs: %s: %d orphan inode%s deleted\n",
|
||||
|
|
@ -1901,12 +1897,12 @@ static unsigned long ext4_get_stripe_size(struct ext4_sb_info *sbi)
|
|||
return 0;
|
||||
}
|
||||
|
||||
static int ext4_fill_super (struct super_block *sb, void *data, int silent)
|
||||
static int ext4_fill_super(struct super_block *sb, void *data, int silent)
|
||||
__releases(kernel_lock)
|
||||
__acquires(kernel_lock)
|
||||
|
||||
{
|
||||
struct buffer_head * bh;
|
||||
struct buffer_head *bh;
|
||||
struct ext4_super_block *es = NULL;
|
||||
struct ext4_sb_info *sbi;
|
||||
ext4_fsblk_t block;
|
||||
|
|
@ -1955,7 +1951,7 @@ static int ext4_fill_super (struct super_block *sb, void *data, int silent)
|
|||
}
|
||||
|
||||
if (!(bh = sb_bread(sb, logical_sb_block))) {
|
||||
printk (KERN_ERR "EXT4-fs: unable to read superblock\n");
|
||||
printk(KERN_ERR "EXT4-fs: unable to read superblock\n");
|
||||
goto out_fail;
|
||||
}
|
||||
/*
|
||||
|
|
@ -2028,8 +2024,8 @@ static int ext4_fill_super (struct super_block *sb, void *data, int silent)
|
|||
set_opt(sbi->s_mount_opt, DELALLOC);
|
||||
|
||||
|
||||
if (!parse_options ((char *) data, sb, &journal_inum, &journal_devnum,
|
||||
NULL, 0))
|
||||
if (!parse_options((char *) data, sb, &journal_inum, &journal_devnum,
|
||||
NULL, 0))
|
||||
goto failed_mount;
|
||||
|
||||
sb->s_flags = (sb->s_flags & ~MS_POSIXACL) |
|
||||
|
|
@ -2104,7 +2100,7 @@ static int ext4_fill_super (struct super_block *sb, void *data, int silent)
|
|||
goto failed_mount;
|
||||
}
|
||||
|
||||
brelse (bh);
|
||||
brelse(bh);
|
||||
logical_sb_block = sb_block * EXT4_MIN_BLOCK_SIZE;
|
||||
offset = do_div(logical_sb_block, blocksize);
|
||||
bh = sb_bread(sb, logical_sb_block);
|
||||
|
|
@ -2116,8 +2112,8 @@ static int ext4_fill_super (struct super_block *sb, void *data, int silent)
|
|||
es = (struct ext4_super_block *)(((char *)bh->b_data) + offset);
|
||||
sbi->s_es = es;
|
||||
if (es->s_magic != cpu_to_le16(EXT4_SUPER_MAGIC)) {
|
||||
printk (KERN_ERR
|
||||
"EXT4-fs: Magic mismatch, very weird !\n");
|
||||
printk(KERN_ERR
|
||||
"EXT4-fs: Magic mismatch, very weird !\n");
|
||||
goto failed_mount;
|
||||
}
|
||||
}
|
||||
|
|
@ -2134,9 +2130,9 @@ static int ext4_fill_super (struct super_block *sb, void *data, int silent)
|
|||
if ((sbi->s_inode_size < EXT4_GOOD_OLD_INODE_SIZE) ||
|
||||
(!is_power_of_2(sbi->s_inode_size)) ||
|
||||
(sbi->s_inode_size > blocksize)) {
|
||||
printk (KERN_ERR
|
||||
"EXT4-fs: unsupported inode size: %d\n",
|
||||
sbi->s_inode_size);
|
||||
printk(KERN_ERR
|
||||
"EXT4-fs: unsupported inode size: %d\n",
|
||||
sbi->s_inode_size);
|
||||
goto failed_mount;
|
||||
}
|
||||
if (sbi->s_inode_size > EXT4_GOOD_OLD_INODE_SIZE)
|
||||
|
|
@ -2168,20 +2164,20 @@ static int ext4_fill_super (struct super_block *sb, void *data, int silent)
|
|||
sbi->s_mount_state = le16_to_cpu(es->s_state);
|
||||
sbi->s_addr_per_block_bits = ilog2(EXT4_ADDR_PER_BLOCK(sb));
|
||||
sbi->s_desc_per_block_bits = ilog2(EXT4_DESC_PER_BLOCK(sb));
|
||||
for (i=0; i < 4; i++)
|
||||
for (i = 0; i < 4; i++)
|
||||
sbi->s_hash_seed[i] = le32_to_cpu(es->s_hash_seed[i]);
|
||||
sbi->s_def_hash_version = es->s_def_hash_version;
|
||||
|
||||
if (sbi->s_blocks_per_group > blocksize * 8) {
|
||||
printk (KERN_ERR
|
||||
"EXT4-fs: #blocks per group too big: %lu\n",
|
||||
sbi->s_blocks_per_group);
|
||||
printk(KERN_ERR
|
||||
"EXT4-fs: #blocks per group too big: %lu\n",
|
||||
sbi->s_blocks_per_group);
|
||||
goto failed_mount;
|
||||
}
|
||||
if (sbi->s_inodes_per_group > blocksize * 8) {
|
||||
printk (KERN_ERR
|
||||
"EXT4-fs: #inodes per group too big: %lu\n",
|
||||
sbi->s_inodes_per_group);
|
||||
printk(KERN_ERR
|
||||
"EXT4-fs: #inodes per group too big: %lu\n",
|
||||
sbi->s_inodes_per_group);
|
||||
goto failed_mount;
|
||||
}
|
||||
|
||||
|
|
@ -2215,10 +2211,10 @@ static int ext4_fill_super (struct super_block *sb, void *data, int silent)
|
|||
sbi->s_groups_count = blocks_count;
|
||||
db_count = (sbi->s_groups_count + EXT4_DESC_PER_BLOCK(sb) - 1) /
|
||||
EXT4_DESC_PER_BLOCK(sb);
|
||||
sbi->s_group_desc = kmalloc(db_count * sizeof (struct buffer_head *),
|
||||
sbi->s_group_desc = kmalloc(db_count * sizeof(struct buffer_head *),
|
||||
GFP_KERNEL);
|
||||
if (sbi->s_group_desc == NULL) {
|
||||
printk (KERN_ERR "EXT4-fs: not enough memory\n");
|
||||
printk(KERN_ERR "EXT4-fs: not enough memory\n");
|
||||
goto failed_mount;
|
||||
}
|
||||
|
||||
|
|
@ -2228,13 +2224,13 @@ static int ext4_fill_super (struct super_block *sb, void *data, int silent)
|
|||
block = descriptor_loc(sb, logical_sb_block, i);
|
||||
sbi->s_group_desc[i] = sb_bread(sb, block);
|
||||
if (!sbi->s_group_desc[i]) {
|
||||
printk (KERN_ERR "EXT4-fs: "
|
||||
"can't read group descriptor %d\n", i);
|
||||
printk(KERN_ERR "EXT4-fs: "
|
||||
"can't read group descriptor %d\n", i);
|
||||
db_count = i;
|
||||
goto failed_mount2;
|
||||
}
|
||||
}
|
||||
if (!ext4_check_descriptors (sb)) {
|
||||
if (!ext4_check_descriptors(sb)) {
|
||||
printk(KERN_ERR "EXT4-fs: group descriptors corrupted!\n");
|
||||
goto failed_mount2;
|
||||
}
|
||||
|
|
@ -2310,11 +2306,11 @@ static int ext4_fill_super (struct super_block *sb, void *data, int silent)
|
|||
EXT4_SB(sb)->s_journal->j_failed_commit) {
|
||||
printk(KERN_CRIT "EXT4-fs error (device %s): "
|
||||
"ext4_fill_super: Journal transaction "
|
||||
"%u is corrupt\n", sb->s_id,
|
||||
"%u is corrupt\n", sb->s_id,
|
||||
EXT4_SB(sb)->s_journal->j_failed_commit);
|
||||
if (test_opt (sb, ERRORS_RO)) {
|
||||
printk (KERN_CRIT
|
||||
"Mounting filesystem read-only\n");
|
||||
if (test_opt(sb, ERRORS_RO)) {
|
||||
printk(KERN_CRIT
|
||||
"Mounting filesystem read-only\n");
|
||||
sb->s_flags |= MS_RDONLY;
|
||||
EXT4_SB(sb)->s_mount_state |= EXT4_ERROR_FS;
|
||||
es->s_state |= cpu_to_le16(EXT4_ERROR_FS);
|
||||
|
|
@ -2334,9 +2330,9 @@ static int ext4_fill_super (struct super_block *sb, void *data, int silent)
|
|||
goto failed_mount3;
|
||||
} else {
|
||||
if (!silent)
|
||||
printk (KERN_ERR
|
||||
"ext4: No journal on filesystem on %s\n",
|
||||
sb->s_id);
|
||||
printk(KERN_ERR
|
||||
"ext4: No journal on filesystem on %s\n",
|
||||
sb->s_id);
|
||||
goto failed_mount3;
|
||||
}
|
||||
|
||||
|
|
@ -2420,7 +2416,7 @@ static int ext4_fill_super (struct super_block *sb, void *data, int silent)
|
|||
goto failed_mount4;
|
||||
}
|
||||
|
||||
ext4_setup_super (sb, es, sb->s_flags & MS_RDONLY);
|
||||
ext4_setup_super(sb, es, sb->s_flags & MS_RDONLY);
|
||||
|
||||
/* determine the minimum size of new large inodes, if present */
|
||||
if (sbi->s_inode_size > EXT4_GOOD_OLD_INODE_SIZE) {
|
||||
|
|
@ -2459,12 +2455,12 @@ static int ext4_fill_super (struct super_block *sb, void *data, int silent)
|
|||
ext4_orphan_cleanup(sb, es);
|
||||
EXT4_SB(sb)->s_mount_state &= ~EXT4_ORPHAN_FS;
|
||||
if (needs_recovery)
|
||||
printk (KERN_INFO "EXT4-fs: recovery complete.\n");
|
||||
printk(KERN_INFO "EXT4-fs: recovery complete.\n");
|
||||
ext4_mark_recovery_complete(sb, es);
|
||||
printk (KERN_INFO "EXT4-fs: mounted filesystem with %s data mode.\n",
|
||||
test_opt(sb,DATA_FLAGS) == EXT4_MOUNT_JOURNAL_DATA ? "journal":
|
||||
test_opt(sb,DATA_FLAGS) == EXT4_MOUNT_ORDERED_DATA ? "ordered":
|
||||
"writeback");
|
||||
printk(KERN_INFO "EXT4-fs: mounted filesystem with %s data mode.\n",
|
||||
test_opt(sb, DATA_FLAGS) == EXT4_MOUNT_JOURNAL_DATA ? "journal":
|
||||
test_opt(sb, DATA_FLAGS) == EXT4_MOUNT_ORDERED_DATA ? "ordered":
|
||||
"writeback");
|
||||
|
||||
if (test_opt(sb, DATA_FLAGS) == EXT4_MOUNT_JOURNAL_DATA) {
|
||||
printk(KERN_WARNING "EXT4-fs: Ignoring delalloc option - "
|
||||
|
|
@ -2577,14 +2573,14 @@ static journal_t *ext4_get_journal(struct super_block *sb,
|
|||
static journal_t *ext4_get_dev_journal(struct super_block *sb,
|
||||
dev_t j_dev)
|
||||
{
|
||||
struct buffer_head * bh;
|
||||
struct buffer_head *bh;
|
||||
journal_t *journal;
|
||||
ext4_fsblk_t start;
|
||||
ext4_fsblk_t len;
|
||||
int hblock, blocksize;
|
||||
ext4_fsblk_t sb_block;
|
||||
unsigned long offset;
|
||||
struct ext4_super_block * es;
|
||||
struct ext4_super_block *es;
|
||||
struct block_device *bdev;
|
||||
|
||||
bdev = ext4_blkdev_get(j_dev);
|
||||
|
|
@ -2699,8 +2695,8 @@ static int ext4_load_journal(struct super_block *sb,
|
|||
"unavailable, cannot proceed.\n");
|
||||
return -EROFS;
|
||||
}
|
||||
printk (KERN_INFO "EXT4-fs: write access will "
|
||||
"be enabled during recovery.\n");
|
||||
printk(KERN_INFO "EXT4-fs: write access will "
|
||||
"be enabled during recovery.\n");
|
||||
}
|
||||
}
|
||||
|
||||
|
|
@ -2753,8 +2749,8 @@ static int ext4_load_journal(struct super_block *sb,
|
|||
return 0;
|
||||
}
|
||||
|
||||
static int ext4_create_journal(struct super_block * sb,
|
||||
struct ext4_super_block * es,
|
||||
static int ext4_create_journal(struct super_block *sb,
|
||||
struct ext4_super_block *es,
|
||||
unsigned int journal_inum)
|
||||
{
|
||||
journal_t *journal;
|
||||
|
|
@ -2795,9 +2791,8 @@ static int ext4_create_journal(struct super_block * sb,
|
|||
return 0;
|
||||
}
|
||||
|
||||
static void ext4_commit_super (struct super_block * sb,
|
||||
struct ext4_super_block * es,
|
||||
int sync)
|
||||
static void ext4_commit_super(struct super_block *sb,
|
||||
struct ext4_super_block *es, int sync)
|
||||
{
|
||||
struct buffer_head *sbh = EXT4_SB(sb)->s_sbh;
|
||||
|
||||
|
|
@ -2818,8 +2813,8 @@ static void ext4_commit_super (struct super_block * sb,
|
|||
* remounting) the filesystem readonly, then we will end up with a
|
||||
* consistent fs on disk. Record that fact.
|
||||
*/
|
||||
static void ext4_mark_recovery_complete(struct super_block * sb,
|
||||
struct ext4_super_block * es)
|
||||
static void ext4_mark_recovery_complete(struct super_block *sb,
|
||||
struct ext4_super_block *es)
|
||||
{
|
||||
journal_t *journal = EXT4_SB(sb)->s_journal;
|
||||
|
||||
|
|
@ -2841,8 +2836,8 @@ static void ext4_mark_recovery_complete(struct super_block * sb,
|
|||
* has recorded an error from a previous lifetime, move that error to the
|
||||
* main filesystem now.
|
||||
*/
|
||||
static void ext4_clear_journal_err(struct super_block * sb,
|
||||
struct ext4_super_block * es)
|
||||
static void ext4_clear_journal_err(struct super_block *sb,
|
||||
struct ext4_super_block *es)
|
||||
{
|
||||
journal_t *journal;
|
||||
int j_errno;
|
||||
|
|
@ -2867,7 +2862,7 @@ static void ext4_clear_journal_err(struct super_block * sb,
|
|||
|
||||
EXT4_SB(sb)->s_mount_state |= EXT4_ERROR_FS;
|
||||
es->s_state |= cpu_to_le16(EXT4_ERROR_FS);
|
||||
ext4_commit_super (sb, es, 1);
|
||||
ext4_commit_super(sb, es, 1);
|
||||
|
||||
jbd2_journal_clear_err(journal);
|
||||
}
|
||||
|
|
@ -2900,7 +2895,7 @@ int ext4_force_commit(struct super_block *sb)
|
|||
* This implicitly triggers the writebehind on sync().
|
||||
*/
|
||||
|
||||
static void ext4_write_super (struct super_block * sb)
|
||||
static void ext4_write_super(struct super_block *sb)
|
||||
{
|
||||
if (mutex_trylock(&sb->s_lock) != 0)
|
||||
BUG();
|
||||
|
|
@ -2956,9 +2951,9 @@ static void ext4_unlockfs(struct super_block *sb)
|
|||
}
|
||||
}
|
||||
|
||||
static int ext4_remount (struct super_block * sb, int * flags, char * data)
|
||||
static int ext4_remount(struct super_block *sb, int *flags, char *data)
|
||||
{
|
||||
struct ext4_super_block * es;
|
||||
struct ext4_super_block *es;
|
||||
struct ext4_sb_info *sbi = EXT4_SB(sb);
|
||||
ext4_fsblk_t n_blocks_count = 0;
|
||||
unsigned long old_sb_flags;
|
||||
|
|
@ -3086,7 +3081,7 @@ static int ext4_remount (struct super_block * sb, int * flags, char * data)
|
|||
sbi->s_mount_state = le16_to_cpu(es->s_state);
|
||||
if ((err = ext4_group_extend(sb, es, n_blocks_count)))
|
||||
goto restore_opts;
|
||||
if (!ext4_setup_super (sb, es, 0))
|
||||
if (!ext4_setup_super(sb, es, 0))
|
||||
sb->s_flags &= ~MS_RDONLY;
|
||||
}
|
||||
}
|
||||
|
|
@ -3116,7 +3111,7 @@ restore_opts:
|
|||
return err;
|
||||
}
|
||||
|
||||
static int ext4_statfs (struct dentry * dentry, struct kstatfs * buf)
|
||||
static int ext4_statfs(struct dentry *dentry, struct kstatfs *buf)
|
||||
{
|
||||
struct super_block *sb = dentry->d_sb;
|
||||
struct ext4_sb_info *sbi = EXT4_SB(sb);
|
||||
|
|
@ -3354,12 +3349,12 @@ static int ext4_quota_on(struct super_block *sb, int type, int format_id,
|
|||
}
|
||||
/* Journaling quota? */
|
||||
if (EXT4_SB(sb)->s_qf_names[type]) {
|
||||
/* Quotafile not of fs root? */
|
||||
/* Quotafile not in fs root? */
|
||||
if (nd.path.dentry->d_parent->d_inode != sb->s_root->d_inode)
|
||||
printk(KERN_WARNING
|
||||
"EXT4-fs: Quota file not on filesystem root. "
|
||||
"Journaled quota will not work.\n");
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
* When we journal data on quota file, we have to flush journal to see
|
||||
|
|
|
|||
|
|
@ -1512,7 +1512,7 @@ static inline void ext4_xattr_hash_entry(struct ext4_xattr_header *header,
|
|||
char *name = entry->e_name;
|
||||
int n;
|
||||
|
||||
for (n=0; n < entry->e_name_len; n++) {
|
||||
for (n = 0; n < entry->e_name_len; n++) {
|
||||
hash = (hash << NAME_HASH_SHIFT) ^
|
||||
(hash >> (8*sizeof(hash) - NAME_HASH_SHIFT)) ^
|
||||
*name++;
|
||||
|
|
|
|||
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Ссылка в новой задаче