[PATCH 8/9] xfs: report realtime metadata corruption errors to the health system

Darrick J. Wong
2023-12-31T22:13:15Z

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

Signed-off-by: Darrick J. Wong <djwong@kernel.org>
---
libxfs/util.c | 1 +
libxfs/xfs_rtbitmap.c | 9 ++++++++-
2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/libxfs/util.c b/libxfs/util.c
index ddb98141210..097362d488d 100644
--- a/libxfs/util.c
+++ b/libxfs/util.c
@@ -737,3 +737,4 @@ void xfs_btree_mark_sick(struct xfs_btree_cur *cur) { }
void xfs_dirattr_mark_sick(struct xfs_inode *ip, int whichfork) { }
void xfs_da_mark_sick(struct xfs_da_args *args) { }
void xfs_inode_mark_sick(struct xfs_inode *ip, unsigned int mask) { }
+void xfs_rt_mark_sick(struct xfs_mount *mp, unsigned int mask) { }
diff --git a/libxfs/xfs_rtbitmap.c b/libxfs/xfs_rtbitmap.c
index 726543abb51..b4da1b07c73 100644
--- a/libxfs/xfs_rtbitmap.c
+++ b/libxfs/xfs_rtbitmap.c
@@ -15,6 +15,7 @@
#include "xfs_bmap.h"
#include "xfs_trans.h"
#include "xfs_rtbitmap.h"
+#include "xfs_health.h"

/*
* Realtime allocator bitmap functions shared with userspace.
@@ -113,13 +114,19 @@ xfs_rtbuf_get(
if (error)
return error;

- if (XFS_IS_CORRUPT(mp, nmap == 0 || !xfs_bmap_is_written_extent(&map)))
+ if (XFS_IS_CORRUPT(mp, nmap == 0 || !xfs_bmap_is_written_extent(&map))) {
+ xfs_rt_mark_sick(mp, issum ? XFS_SICK_RT_SUMMARY :
+ XFS_SICK_RT_BITMAP);
return -EFSCORRUPTED;
+ }

ASSERT(map.br_startblock != NULLFSBLOCK);
error = xfs_trans_read_buf(mp, args->tp, mp->m_ddev_targp,
XFS_FSB_TO_DADDR(mp, map.br_startblock),
mp->m_bsize, 0, &bp, &xfs_rtbuf_ops);
+ if (xfs_metadata_is_sick(error))
+ xfs_rt_mark_sick(mp, issum ? XFS_SICK_RT_SUMMARY :
+ XFS_SICK_RT_BITMAP);
if (error)
return error;