diff options
author | Darrick J. Wong <djwong@kernel.org> | 2022-07-14 11:06:45 -0700 |
---|---|---|
committer | Darrick J. Wong <djwong@kernel.org> | 2022-10-14 14:16:50 -0700 |
commit | 2ec9bd557fc07a61bd2e09642ceb15bf434c20ee (patch) | |
tree | 5f93de2db641e406ee20e42a24719e4ac97c0a96 | |
parent | 528b13a58110eb79f3d3d64145f9c5085cc918ff (diff) |
xfs: add error injection to test swapext recovery
Add an errortag so that we can test recovery of swapext log items.
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
-rw-r--r-- | fs/xfs/libxfs/xfs_errortag.h | 4 | ||||
-rw-r--r-- | fs/xfs/libxfs/xfs_swapext.c | 3 | ||||
-rw-r--r-- | fs/xfs/xfs_error.c | 3 |
3 files changed, 9 insertions, 1 deletions
diff --git a/fs/xfs/libxfs/xfs_errortag.h b/fs/xfs/libxfs/xfs_errortag.h index 5362908164b0..d26620337036 100644 --- a/fs/xfs/libxfs/xfs_errortag.h +++ b/fs/xfs/libxfs/xfs_errortag.h @@ -62,7 +62,8 @@ #define XFS_ERRTAG_LARP 39 #define XFS_ERRTAG_DA_LEAF_SPLIT 40 #define XFS_ERRTAG_ATTR_LEAF_TO_NODE 41 -#define XFS_ERRTAG_MAX 42 +#define XFS_ERRTAG_SWAPEXT_FINISH_ONE 42 +#define XFS_ERRTAG_MAX 43 /* * Random factors for above tags, 1 means always, 2 means 1/2 time, etc. @@ -109,5 +110,6 @@ #define XFS_RANDOM_LARP 1 #define XFS_RANDOM_DA_LEAF_SPLIT 1 #define XFS_RANDOM_ATTR_LEAF_TO_NODE 1 +#define XFS_RANDOM_SWAPEXT_FINISH_ONE 1 #endif /* __XFS_ERRORTAG_H_ */ diff --git a/fs/xfs/libxfs/xfs_swapext.c b/fs/xfs/libxfs/xfs_swapext.c index 0bc758c5cf5c..227a08ac5d4b 100644 --- a/fs/xfs/libxfs/xfs_swapext.c +++ b/fs/xfs/libxfs/xfs_swapext.c @@ -426,6 +426,9 @@ xfs_swapext_finish_one( return error; } + if (XFS_TEST_ERROR(false, tp->t_mountp, XFS_ERRTAG_SWAPEXT_FINISH_ONE)) + return -EIO; + /* If we still have work to do, ask for a new transaction. */ if (sxi_has_more_swap_work(sxi) || sxi_has_postop_work(sxi)) { trace_xfs_swapext_defer(tp->t_mountp, sxi); diff --git a/fs/xfs/xfs_error.c b/fs/xfs/xfs_error.c index 296faa41d81d..204a5f72cf10 100644 --- a/fs/xfs/xfs_error.c +++ b/fs/xfs/xfs_error.c @@ -60,6 +60,7 @@ static unsigned int xfs_errortag_random_default[] = { XFS_RANDOM_LARP, XFS_RANDOM_DA_LEAF_SPLIT, XFS_RANDOM_ATTR_LEAF_TO_NODE, + XFS_RANDOM_SWAPEXT_FINISH_ONE, }; struct xfs_errortag_attr { @@ -176,6 +177,7 @@ XFS_ERRORTAG_ATTR_RW(ag_resv_fail, XFS_ERRTAG_AG_RESV_FAIL); XFS_ERRORTAG_ATTR_RW(larp, XFS_ERRTAG_LARP); XFS_ERRORTAG_ATTR_RW(da_leaf_split, XFS_ERRTAG_DA_LEAF_SPLIT); XFS_ERRORTAG_ATTR_RW(attr_leaf_to_node, XFS_ERRTAG_ATTR_LEAF_TO_NODE); +XFS_ERRORTAG_ATTR_RW(swapext_finish_one, XFS_ERRTAG_SWAPEXT_FINISH_ONE); static struct attribute *xfs_errortag_attrs[] = { XFS_ERRORTAG_ATTR_LIST(noerror), @@ -220,6 +222,7 @@ static struct attribute *xfs_errortag_attrs[] = { XFS_ERRORTAG_ATTR_LIST(larp), XFS_ERRORTAG_ATTR_LIST(da_leaf_split), XFS_ERRORTAG_ATTR_LIST(attr_leaf_to_node), + XFS_ERRORTAG_ATTR_LIST(swapext_finish_one), NULL, }; ATTRIBUTE_GROUPS(xfs_errortag); |