btrfs: Remove BTRFS_SUBVOL_CREATE_ASYNC support
This functionality was deprecated in kernel 5.4. Since no one has complained of the impending removal it's time we did so. Signed-off-by: Nikolay Borisov <nborisov@suse.com> Reviewed-by: David Sterba <dsterba@suse.com> [ add comment ] Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Родитель
c75e839414
Коммит
9c1036fdb1
|
@ -1818,8 +1818,6 @@ static noinline int btrfs_ioctl_snap_create_v2(struct file *file,
|
|||
{
|
||||
struct btrfs_ioctl_vol_args_v2 *vol_args;
|
||||
int ret;
|
||||
u64 transid = 0;
|
||||
u64 *ptr = NULL;
|
||||
bool readonly = false;
|
||||
struct btrfs_qgroup_inherit *inherit = NULL;
|
||||
|
||||
|
@ -1836,15 +1834,6 @@ static noinline int btrfs_ioctl_snap_create_v2(struct file *file,
|
|||
goto free_args;
|
||||
}
|
||||
|
||||
if (vol_args->flags & BTRFS_SUBVOL_CREATE_ASYNC) {
|
||||
struct inode *inode = file_inode(file);
|
||||
struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb);
|
||||
|
||||
btrfs_warn(fs_info,
|
||||
"SNAP_CREATE_V2 ioctl with CREATE_ASYNC is deprecated and will be removed in kernel 5.7");
|
||||
|
||||
ptr = &transid;
|
||||
}
|
||||
if (vol_args->flags & BTRFS_SUBVOL_RDONLY)
|
||||
readonly = true;
|
||||
if (vol_args->flags & BTRFS_SUBVOL_QGROUP_INHERIT) {
|
||||
|
@ -1860,17 +1849,10 @@ static noinline int btrfs_ioctl_snap_create_v2(struct file *file,
|
|||
}
|
||||
|
||||
ret = btrfs_ioctl_snap_create_transid(file, vol_args->name,
|
||||
vol_args->fd, subvol, ptr,
|
||||
vol_args->fd, subvol, NULL,
|
||||
readonly, inherit);
|
||||
if (ret)
|
||||
goto free_inherit;
|
||||
|
||||
if (ptr && copy_to_user(arg +
|
||||
offsetof(struct btrfs_ioctl_vol_args_v2,
|
||||
transid),
|
||||
ptr, sizeof(*ptr)))
|
||||
ret = -EFAULT;
|
||||
|
||||
free_inherit:
|
||||
kfree(inherit);
|
||||
free_args:
|
||||
|
@ -1929,11 +1911,6 @@ static noinline int btrfs_ioctl_subvol_setflags(struct file *file,
|
|||
goto out_drop_write;
|
||||
}
|
||||
|
||||
if (flags & BTRFS_SUBVOL_CREATE_ASYNC) {
|
||||
ret = -EINVAL;
|
||||
goto out_drop_write;
|
||||
}
|
||||
|
||||
if (flags & ~BTRFS_SUBVOL_RDONLY) {
|
||||
ret = -EOPNOTSUPP;
|
||||
goto out_drop_write;
|
||||
|
|
|
@ -36,7 +36,12 @@ struct btrfs_ioctl_vol_args {
|
|||
#define BTRFS_DEVICE_PATH_NAME_MAX 1024
|
||||
#define BTRFS_SUBVOL_NAME_MAX 4039
|
||||
|
||||
#define BTRFS_SUBVOL_CREATE_ASYNC (1ULL << 0)
|
||||
/*
|
||||
* Deprecated since 5.7:
|
||||
*
|
||||
* BTRFS_SUBVOL_CREATE_ASYNC (1ULL << 0)
|
||||
*/
|
||||
|
||||
#define BTRFS_SUBVOL_RDONLY (1ULL << 1)
|
||||
#define BTRFS_SUBVOL_QGROUP_INHERIT (1ULL << 2)
|
||||
|
||||
|
@ -45,8 +50,7 @@ struct btrfs_ioctl_vol_args {
|
|||
#define BTRFS_SUBVOL_SPEC_BY_ID (1ULL << 4)
|
||||
|
||||
#define BTRFS_VOL_ARG_V2_FLAGS_SUPPORTED \
|
||||
(BTRFS_SUBVOL_CREATE_ASYNC | \
|
||||
BTRFS_SUBVOL_RDONLY | \
|
||||
(BTRFS_SUBVOL_RDONLY | \
|
||||
BTRFS_SUBVOL_QGROUP_INHERIT | \
|
||||
BTRFS_DEVICE_SPEC_BY_ID | \
|
||||
BTRFS_SUBVOL_SPEC_BY_ID)
|
||||
|
@ -116,8 +120,7 @@ struct btrfs_ioctl_qgroup_limit_args {
|
|||
|
||||
/* Supported flags for BTRFS_IOC_SNAP_CREATE_V2 and BTRFS_IOC_SUBVOL_CREATE_V2 */
|
||||
#define BTRFS_SUBVOL_CREATE_ARGS_MASK \
|
||||
(BTRFS_SUBVOL_CREATE_ASYNC | \
|
||||
BTRFS_SUBVOL_RDONLY | \
|
||||
(BTRFS_SUBVOL_RDONLY | \
|
||||
BTRFS_SUBVOL_QGROUP_INHERIT)
|
||||
|
||||
/* Supported flags for BTRFS_IOC_SNAP_DESTROY_V2 */
|
||||
|
|
Загрузка…
Ссылка в новой задаче