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f2fs: avoid infinite loop on cp_error 

If cp_error is set, we should avoid all the infinite loop.
In f2fs_sync_file, there is a hole, and this patch fixes that.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Jaegeuk Kim 2015-01-09 16:27:17 -08:00
parent 08e4126e1e
commit 871f599f4a
1 changed files with 4 additions and 0 deletions
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4
fs/f2fs/file.c
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@ -247,6 +247,10 @@ int f2fs_sync_file(struct file *file, loff_t start, loff_t end, int datasync)
sync_nodes:
sync_node_pages(sbi, ino, &wbc);
/* if cp_error was enabled, we should avoid infinite loop */
if (unlikely(f2fs_cp_error(sbi)))
goto out;
if (need_inode_block_update(sbi, ino)) {
mark_inode_dirty_sync(inode);
f2fs_write_inode(inode, NULL);