Commit 14b44d23 authored Mar 09, 2017 by Jaegeuk Kim

f2fs: add fault injection on f2fs_truncate



Inject a fault during f2fs_truncate().

Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

parent 1941d7bc

fs/f2fs/f2fs.h

+1 −0

Original line number	Diff line number	Diff line
		@@ -50,6 +50,7 @@ enum {
		FAULT_BLOCK,
		FAULT_DIR_DEPTH,
		FAULT_EVICT_INODE,
		FAULT_TRUNCATE,
		FAULT_IO,
		FAULT_CHECKPOINT,
		FAULT_MAX,

fs/f2fs/file.c

+6 −0

Original line number	Diff line number	Diff line
		@@ -620,6 +620,12 @@ int f2fs_truncate(struct inode *inode)

		trace_f2fs_truncate(inode);

		#ifdef CONFIG_F2FS_FAULT_INJECTION
		if (time_to_inject(F2FS_I_SB(inode), FAULT_TRUNCATE)) {
		f2fs_show_injection_info(FAULT_TRUNCATE);
		return -EIO;
		}
		#endif
		/* we should check inline_data size */
		if (!f2fs_may_inline_data(inode)) {
		err = f2fs_convert_inline_inode(inode);

fs/f2fs/super.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -49,6 +49,7 @@ char *fault_name[FAULT_MAX] = {
		[FAULT_BLOCK] = "no more block",
		[FAULT_DIR_DEPTH] = "too big dir depth",
		[FAULT_EVICT_INODE] = "evict_inode fail",
		[FAULT_TRUNCATE] = "truncate fail",
		[FAULT_IO] = "IO error",
		[FAULT_CHECKPOINT] = "checkpoint error",
		};