diff options
| author | Chao Yu <chao@kernel.org> | 2021-08-09 08:24:48 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2021-08-17 11:59:05 -0700 |
| commit | 324105775c1982aacbd2972b7024d8cc06474abe (patch) | |
| tree | aed4271a090d9f97d9e3f9005c375b04ea523393 /fs/f2fs/extent_cache.c | |
| parent | 4a4fc043f594d39edc976a3a3dce7c40ebb86f3f (diff) | |
f2fs: support fault injection for f2fs_kmem_cache_alloc()
This patch supports to inject fault into f2fs_kmem_cache_alloc().
Usage:
a) echo 32768 > /sys/fs/f2fs/<dev>/inject_type or
b) mount -o fault_type=32768 <dev> <mountpoint>
Signed-off-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/extent_cache.c')
| -rw-r--r-- | fs/f2fs/extent_cache.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/fs/f2fs/extent_cache.c b/fs/f2fs/extent_cache.c index b120589d8517..866e72b29bd5 100644 --- a/fs/f2fs/extent_cache.c +++ b/fs/f2fs/extent_cache.c @@ -239,7 +239,7 @@ static struct extent_node *__attach_extent_node(struct f2fs_sb_info *sbi, { struct extent_node *en; - en = kmem_cache_alloc(extent_node_slab, GFP_ATOMIC); + en = f2fs_kmem_cache_alloc(extent_node_slab, GFP_ATOMIC, false, sbi); if (!en) return NULL; @@ -292,7 +292,8 @@ static struct extent_tree *__grab_extent_tree(struct inode *inode) mutex_lock(&sbi->extent_tree_lock); et = radix_tree_lookup(&sbi->extent_tree_root, ino); if (!et) { - et = f2fs_kmem_cache_alloc(extent_tree_slab, GFP_NOFS); + et = f2fs_kmem_cache_alloc(extent_tree_slab, + GFP_NOFS, true, NULL); f2fs_radix_tree_insert(&sbi->extent_tree_root, ino, et); memset(et, 0, sizeof(struct extent_tree)); et->ino = ino; |