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btrfs: tree-checker: Allow error injection for tree-checker 

Allowing error injection for btrfs_check_leaf_full() and
btrfs_check_node() is useful to test the failure path of btrfs write
time tree check.

Signed-off-by: Qu Wenruo <wqu@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Qu Wenruo 2019-04-24 15:22:53 +08:00 committed by David Sterba
parent 51d470aeaa
commit 02529d7a10
1 changed files with 5 additions and 0 deletions
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5
fs/btrfs/tree-checker.c
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@ -15,6 +15,9 @@
* carefully reviewed otherwise so it does not prevent mount of valid images.
*/
#include <linux/types.h>
#include <linux/stddef.h>
#include <linux/error-injection.h>
#include "ctree.h"
#include "tree-checker.h"
#include "disk-io.h"
@ -942,6 +945,7 @@ int btrfs_check_leaf_full(struct extent_buffer *leaf)
{
return check_leaf(leaf, true);
}
ALLOW_ERROR_INJECTION(btrfs_check_leaf_full, ERRNO);
int btrfs_check_leaf_relaxed(struct extent_buffer *leaf)
{
@ -1005,3 +1009,4 @@ int btrfs_check_node(struct extent_buffer *node)
out:
return ret;
}
ALLOW_ERROR_INJECTION(btrfs_check_node, ERRNO);