Hi Jaegeuk,
On 2017/10/13 7:15, Jaegeuk Kim wrote:
> This patch returns an error number to quota_write in order for quota to handle
> it correctly.
We should return error number like __generic_file_write_iter, right? it
needs to return written bytes if we have written one page or more, otherwise
return error number feedbacked from write_begin.
So how about reverting 4f31d26b0c17 ("f2fs: return wrong error number on
f2fs_quota_write")?
Thanks,
>
> Signed-off-by: Jaegeuk Kim <jaeg...@kernel.org>
> ---
> fs/f2fs/super.c | 5 ++++-
> 1 file changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
> index 2feecf5e7f4c..840a0876005b 100644
> --- a/fs/f2fs/super.c
> +++ b/fs/f2fs/super.c
> @@ -1397,8 +1397,11 @@ static ssize_t f2fs_quota_write(struct super_block
> *sb, int type,
>
> err = a_ops->write_begin(NULL, mapping, off, tocopy, 0,
> &page, NULL);
> - if (unlikely(err))
> + if (unlikely(err)) {
> + if (len == towrite)
> + return err;
> break;
> + }
>
> kaddr = kmap_atomic(page);
> memcpy(kaddr + offset, data, tocopy);
>
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