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xfs: Add log attribute error tag

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This patch adds an error tag that we can use to test log attribute
recovery and replay

Signed-off-by: Allison Henderson <allison.henderson@oracle.com>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Chandan Babu R <chandanrlinux@gmail.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
This commit is contained in:
Allison Henderson 2022-05-11 17:01:22 +10:00 committed by Dave Chinner
parent 73159fc27c
commit abd61ca3c3
3 changed files with 13 additions and 1 deletions
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4
fs/xfs/libxfs/xfs_errortag.h
View file

@ -59,7 +59,8 @@
#define XFS_ERRTAG_REDUCE_MAX_IEXTENTS 36
#define XFS_ERRTAG_BMAP_ALLOC_MINLEN_EXTENT 37
#define XFS_ERRTAG_AG_RESV_FAIL 38
#define XFS_ERRTAG_MAX 39
#define XFS_ERRTAG_LARP 39
#define XFS_ERRTAG_MAX 40
/*
* Random factors for above tags, 1 means always, 2 means 1/2 time, etc.
@ -103,5 +104,6 @@
#define XFS_RANDOM_REDUCE_MAX_IEXTENTS 1
#define XFS_RANDOM_BMAP_ALLOC_MINLEN_EXTENT 1
#define XFS_RANDOM_AG_RESV_FAIL 1
#define XFS_RANDOM_LARP 1
#endif /* __XFS_ERRORTAG_H_ */

7
fs/xfs/xfs_attr_item.c
View file

@ -24,6 +24,7 @@
#include "xfs_trace.h"
#include "xfs_inode.h"
#include "xfs_trans_space.h"
#include "xfs_errortag.h"
#include "xfs_error.h"
#include "xfs_log_priv.h"
#include "xfs_log_recover.h"
@ -310,6 +311,11 @@ xfs_xattri_finish_update(
XFS_ATTR_OP_FLAGS_TYPE_MASK;
int error;
if (XFS_TEST_ERROR(false, args->dp->i_mount, XFS_ERRTAG_LARP)) {
error = -EIO;
goto out;
}
switch (op) {
case XFS_ATTR_OP_FLAGS_SET:
error = xfs_attr_set_iter(dac);
@ -323,6 +329,7 @@ xfs_xattri_finish_update(
break;
}
out:
/*
* Mark the transaction dirty, even on error. This ensures the
* transaction is aborted, which:

3
fs/xfs/xfs_error.c
View file

@ -57,6 +57,7 @@ static unsigned int xfs_errortag_random_default[] = {
XFS_RANDOM_REDUCE_MAX_IEXTENTS,
XFS_RANDOM_BMAP_ALLOC_MINLEN_EXTENT,
XFS_RANDOM_AG_RESV_FAIL,
XFS_RANDOM_LARP,
};
struct xfs_errortag_attr {
@ -170,6 +171,7 @@ XFS_ERRORTAG_ATTR_RW(buf_ioerror, XFS_ERRTAG_BUF_IOERROR);
XFS_ERRORTAG_ATTR_RW(reduce_max_iextents, XFS_ERRTAG_REDUCE_MAX_IEXTENTS);
XFS_ERRORTAG_ATTR_RW(bmap_alloc_minlen_extent, XFS_ERRTAG_BMAP_ALLOC_MINLEN_EXTENT);
XFS_ERRORTAG_ATTR_RW(ag_resv_fail, XFS_ERRTAG_AG_RESV_FAIL);
XFS_ERRORTAG_ATTR_RW(larp, XFS_ERRTAG_LARP);
static struct attribute *xfs_errortag_attrs[] = {
XFS_ERRORTAG_ATTR_LIST(noerror),
@ -211,6 +213,7 @@ static struct attribute *xfs_errortag_attrs[] = {
XFS_ERRORTAG_ATTR_LIST(reduce_max_iextents),
XFS_ERRORTAG_ATTR_LIST(bmap_alloc_minlen_extent),
XFS_ERRORTAG_ATTR_LIST(ag_resv_fail),
XFS_ERRORTAG_ATTR_LIST(larp),
NULL,
};
ATTRIBUTE_GROUPS(xfs_errortag);