xfs: mark xfs_qm_quotacheck as static
xfs_qm_quotacheck() is not used outside of xfs_qm.c. Mark it static and move it around in the file to avoid a forward declaration. Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jie Liu <jeff.liu@oracle.com> Signed-off-by: Dave Chinner <david@fromorbit.com>
This commit is contained in:
Jie Liu
Dave Chinner
Родитель
5c18717ea2
Коммит
eb866bbf09
189
fs/xfs/xfs_qm.c
189
fs/xfs/xfs_qm.c
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@ -221,100 +221,6 @@ xfs_qm_unmount(
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}
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}
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/*
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* This is called from xfs_mountfs to start quotas and initialize all
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* necessary data structures like quotainfo. This is also responsible for
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* running a quotacheck as necessary. We are guaranteed that the superblock
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* is consistently read in at this point.
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*
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* If we fail here, the mount will continue with quota turned off. We don't
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* need to inidicate success or failure at all.
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*/
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void
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xfs_qm_mount_quotas(
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xfs_mount_t *mp)
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{
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int error = 0;
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uint sbf;
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/*
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* If quotas on realtime volumes is not supported, we disable
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* quotas immediately.
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*/
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if (mp->m_sb.sb_rextents) {
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xfs_notice(mp, "Cannot turn on quotas for realtime filesystem");
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mp->m_qflags = 0;
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goto write_changes;
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}
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ASSERT(XFS_IS_QUOTA_RUNNING(mp));
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/*
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* Allocate the quotainfo structure inside the mount struct, and
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* create quotainode(s), and change/rev superblock if necessary.
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*/
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error = xfs_qm_init_quotainfo(mp);
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if (error) {
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/*
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* We must turn off quotas.
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*/
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ASSERT(mp->m_quotainfo == NULL);
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mp->m_qflags = 0;
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goto write_changes;
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}
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/*
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* If any of the quotas are not consistent, do a quotacheck.
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*/
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if (XFS_QM_NEED_QUOTACHECK(mp)) {
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error = xfs_qm_quotacheck(mp);
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if (error) {
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/* Quotacheck failed and disabled quotas. */
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return;
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}
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}
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/*
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* If one type of quotas is off, then it will lose its
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* quotachecked status, since we won't be doing accounting for
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* that type anymore.
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*/
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if (!XFS_IS_UQUOTA_ON(mp))
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mp->m_qflags &= ~XFS_UQUOTA_CHKD;
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if (!XFS_IS_GQUOTA_ON(mp))
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mp->m_qflags &= ~XFS_GQUOTA_CHKD;
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if (!XFS_IS_PQUOTA_ON(mp))
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mp->m_qflags &= ~XFS_PQUOTA_CHKD;
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write_changes:
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/*
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* We actually don't have to acquire the m_sb_lock at all.
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* This can only be called from mount, and that's single threaded. XXX
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*/
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spin_lock(&mp->m_sb_lock);
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sbf = mp->m_sb.sb_qflags;
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mp->m_sb.sb_qflags = mp->m_qflags & XFS_MOUNT_QUOTA_ALL;
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spin_unlock(&mp->m_sb_lock);
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if (sbf != (mp->m_qflags & XFS_MOUNT_QUOTA_ALL)) {
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if (xfs_qm_write_sb_changes(mp, XFS_SB_QFLAGS)) {
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/*
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* We could only have been turning quotas off.
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* We aren't in very good shape actually because
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* the incore structures are convinced that quotas are
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* off, but the on disk superblock doesn't know that !
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*/
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ASSERT(!(XFS_IS_QUOTA_RUNNING(mp)));
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xfs_alert(mp, "%s: Superblock update failed!",
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__func__);
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}
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}
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if (error) {
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xfs_warn(mp, "Failed to initialize disk quotas.");
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return;
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}
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}
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/*
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* Called from the vfsops layer.
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*/
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@ -1330,7 +1236,7 @@ out_unlock:
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* Walk thru all the filesystem inodes and construct a consistent view
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* of the disk quota world. If the quotacheck fails, disable quotas.
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*/
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int
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STATIC int
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xfs_qm_quotacheck(
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xfs_mount_t *mp)
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{
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@ -1466,6 +1372,99 @@ xfs_qm_quotacheck(
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return error;
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}
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/*
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* This is called from xfs_mountfs to start quotas and initialize all
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* necessary data structures like quotainfo. This is also responsible for
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* running a quotacheck as necessary. We are guaranteed that the superblock
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* is consistently read in at this point.
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*
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* If we fail here, the mount will continue with quota turned off. We don't
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* need to inidicate success or failure at all.
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*/
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void
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xfs_qm_mount_quotas(
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struct xfs_mount *mp)
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{
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int error = 0;
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uint sbf;
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/*
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* If quotas on realtime volumes is not supported, we disable
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* quotas immediately.
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*/
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if (mp->m_sb.sb_rextents) {
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xfs_notice(mp, "Cannot turn on quotas for realtime filesystem");
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mp->m_qflags = 0;
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goto write_changes;
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}
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ASSERT(XFS_IS_QUOTA_RUNNING(mp));
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/*
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* Allocate the quotainfo structure inside the mount struct, and
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* create quotainode(s), and change/rev superblock if necessary.
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*/
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error = xfs_qm_init_quotainfo(mp);
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if (error) {
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/*
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* We must turn off quotas.
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*/
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ASSERT(mp->m_quotainfo == NULL);
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mp->m_qflags = 0;
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goto write_changes;
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}
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/*
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* If any of the quotas are not consistent, do a quotacheck.
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*/
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if (XFS_QM_NEED_QUOTACHECK(mp)) {
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error = xfs_qm_quotacheck(mp);
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if (error) {
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/* Quotacheck failed and disabled quotas. */
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return;
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}
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}
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/*
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* If one type of quotas is off, then it will lose its
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* quotachecked status, since we won't be doing accounting for
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* that type anymore.
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*/
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if (!XFS_IS_UQUOTA_ON(mp))
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mp->m_qflags &= ~XFS_UQUOTA_CHKD;
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if (!XFS_IS_GQUOTA_ON(mp))
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mp->m_qflags &= ~XFS_GQUOTA_CHKD;
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if (!XFS_IS_PQUOTA_ON(mp))
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mp->m_qflags &= ~XFS_PQUOTA_CHKD;
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write_changes:
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/*
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* We actually don't have to acquire the m_sb_lock at all.
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* This can only be called from mount, and that's single threaded. XXX
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*/
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spin_lock(&mp->m_sb_lock);
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sbf = mp->m_sb.sb_qflags;
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mp->m_sb.sb_qflags = mp->m_qflags & XFS_MOUNT_QUOTA_ALL;
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spin_unlock(&mp->m_sb_lock);
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if (sbf != (mp->m_qflags & XFS_MOUNT_QUOTA_ALL)) {
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if (xfs_qm_write_sb_changes(mp, XFS_SB_QFLAGS)) {
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/*
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* We could only have been turning quotas off.
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* We aren't in very good shape actually because
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* the incore structures are convinced that quotas are
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* off, but the on disk superblock doesn't know that !
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*/
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ASSERT(!(XFS_IS_QUOTA_RUNNING(mp)));
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xfs_alert(mp, "%s: Superblock update failed!",
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__func__);
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}
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}
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if (error) {
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xfs_warn(mp, "Failed to initialize disk quotas.");
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return;
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}
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}
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/*
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* This is called after the superblock has been read in and we're ready to
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* iget the quota inodes.
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@ -157,7 +157,6 @@ struct xfs_dquot_acct {
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#define XFS_QM_RTBWARNLIMIT 5
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extern void xfs_qm_destroy_quotainfo(struct xfs_mount *);
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extern int xfs_qm_quotacheck(struct xfs_mount *);
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extern int xfs_qm_write_sb_changes(struct xfs_mount *, __int64_t);
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/* dquot stuff */
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