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f2fs: fix to account IO correctly for cgroup writeback 

Now, we have supported cgroup writeback, it depends on correctly IO
account of specified filesystem.

But in commit d1b3e72d54 ("f2fs: submit bio of in-place-update pages"),
we split write paths from f2fs_submit_page_mbio() to two:
- f2fs_submit_page_bio() for IPU path
- f2fs_submit_page_bio() for OPU path

But still we account write IO only in f2fs_submit_page_mbio(), result in
incorrect IO account, fix it by adding missing IO account in IPU path.

Fixes: d1b3e72d54 ("f2fs: submit bio of in-place-update pages")
Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Chao Yu 2018-10-22 23:24:28 +08:00 committed by Jaegeuk Kim
parent 4c58ed0768
commit 78efac537d
1 changed files with 4 additions and 0 deletions
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4
fs/f2fs/data.c
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@ -460,6 +460,10 @@ int f2fs_submit_page_bio(struct f2fs_io_info *fio)
bio_put(bio);
return -EFAULT;
}
if (fio->io_wbc && !is_read_io(fio->op))
wbc_account_io(fio->io_wbc, page, PAGE_SIZE);
bio_set_op_attrs(bio, fio->op, fio->op_flags);
if (!is_read_io(fio->op))