f2fs: fix to update F2FS_{CP_}WB_DATA count correctly
We should only account F2FS_{CP_}WB_DATA IOs for write path, fix it.
Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index b0a2e3f..1375fef 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -398,7 +398,8 @@
if ((fio->type == DATA || fio->type == NODE) &&
fio->new_blkaddr & F2FS_IO_SIZE_MASK(sbi)) {
err = -EAGAIN;
- dec_page_count(sbi, WB_DATA_TYPE(bio_page));
+ if (!is_read)
+ dec_page_count(sbi, WB_DATA_TYPE(bio_page));
goto out_fail;
}
io->bio = __bio_alloc(sbi, fio->new_blkaddr,