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xfs: report quota block corruption errors to the health system 

Whenever we encounter corrupt quota blocks, we should report that to the
health monitoring system for later reporting.

Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Darrick J. Wong 2024-02-22 12:32:44 -08:00
parent baf44fa5c3
commit 841a5f87e2
3 changed files with 37 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

30
fs/xfs/xfs_dquot.c
View File

@ -24,6 +24,7 @@
#include "xfs_log.h"
#include "xfs_bmap_btree.h"
#include "xfs_error.h"
#include "xfs_health.h"
/*
* Lock order:
@ -44,6 +45,29 @@ static struct kmem_cache *xfs_dquot_cache;
static struct lock_class_key xfs_dquot_group_class;
static struct lock_class_key xfs_dquot_project_class;
/* Record observations of quota corruption with the health tracking system. */
static void
xfs_dquot_mark_sick(
struct xfs_dquot *dqp)
{
struct xfs_mount *mp = dqp->q_mount;
switch (dqp->q_type) {
case XFS_DQTYPE_USER:
xfs_fs_mark_sick(mp, XFS_SICK_FS_UQUOTA);
break;
case XFS_DQTYPE_GROUP:
xfs_fs_mark_sick(mp, XFS_SICK_FS_GQUOTA);
break;
case XFS_DQTYPE_PROJ:
xfs_fs_mark_sick(mp, XFS_SICK_FS_PQUOTA);
break;
default:
ASSERT(0);
break;
}
}
/*
* This is called to free all the memory associated with a dquot
*/
@ -451,6 +475,8 @@ xfs_dquot_disk_read(
error = xfs_trans_read_buf(mp, NULL, mp->m_ddev_targp, dqp->q_blkno,
mp->m_quotainfo->qi_dqchunklen, 0, &bp,
&xfs_dquot_buf_ops);
if (xfs_metadata_is_sick(error))
xfs_dquot_mark_sick(dqp);
if (error) {
ASSERT(bp == NULL);
return error;
@ -574,6 +600,7 @@ xfs_dquot_from_disk(
"Metadata corruption detected at %pS, quota %u",
__this_address, dqp->q_id);
xfs_alert(bp->b_mount, "Unmount and run xfs_repair");
xfs_dquot_mark_sick(dqp);
return -EFSCORRUPTED;
}
@ -1238,6 +1265,8 @@ xfs_qm_dqflush(
&bp, &xfs_dquot_buf_ops);
if (error == -EAGAIN)
goto out_unlock;
if (xfs_metadata_is_sick(error))
xfs_dquot_mark_sick(dqp);
if (error)
goto out_abort;
@ -1246,6 +1275,7 @@ xfs_qm_dqflush(
xfs_alert(mp, "corrupt dquot ID 0x%x in memory at %pS",
dqp->q_id, fa);
xfs_buf_relse(bp);
xfs_dquot_mark_sick(dqp);
error = -EFSCORRUPTED;
goto out_abort;
}

1
fs/xfs/xfs_health.c
View File

@ -17,6 +17,7 @@
#include "xfs_btree.h"
#include "xfs_da_format.h"
#include "xfs_da_btree.h"
#include "xfs_quota_defs.h"
/*
* Warn about metadata corruption that we detected but haven't fixed, and

8
fs/xfs/xfs_qm.c
View File

@ -763,14 +763,18 @@ xfs_qm_qino_alloc(
(mp->m_sb.sb_gquotino != NULLFSINO)) {
ino = mp->m_sb.sb_gquotino;
if (XFS_IS_CORRUPT(mp,
mp->m_sb.sb_pquotino != NULLFSINO))
mp->m_sb.sb_pquotino != NULLFSINO)) {
xfs_fs_mark_sick(mp, XFS_SICK_FS_PQUOTA);
return -EFSCORRUPTED;
}
} else if ((flags & XFS_QMOPT_GQUOTA) &&
(mp->m_sb.sb_pquotino != NULLFSINO)) {
ino = mp->m_sb.sb_pquotino;
if (XFS_IS_CORRUPT(mp,
mp->m_sb.sb_gquotino != NULLFSINO))
mp->m_sb.sb_gquotino != NULLFSINO)) {
xfs_fs_mark_sick(mp, XFS_SICK_FS_GQUOTA);
return -EFSCORRUPTED;
}
}
if (ino != NULLFSINO) {
error = xfs_iget(mp, NULL, ino, 0, 0, ipp);