Re: [PATCH v3 09/20] 9p: set mapping error when writeback fails in launder_page

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On Mon 24-04-17 09:22:48, Jeff Layton wrote:
> launder_page is just writeback under the page lock. We still need to
> mark the mapping for errors there when they occur.
> 
> Signed-off-by: Jeff Layton <jlayton@xxxxxxxxxx>

Looks good. You can add:

Reviewed-by: Jan Kara <jack@xxxxxxx>

								Honza

> ---
>  fs/9p/vfs_addr.c | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
> 
> diff --git a/fs/9p/vfs_addr.c b/fs/9p/vfs_addr.c
> index adaf6f6dd858..7af6e6501698 100644
> --- a/fs/9p/vfs_addr.c
> +++ b/fs/9p/vfs_addr.c
> @@ -223,8 +223,11 @@ static int v9fs_launder_page(struct page *page)
>  	v9fs_fscache_wait_on_page_write(inode, page);
>  	if (clear_page_dirty_for_io(page)) {
>  		retval = v9fs_vfs_writepage_locked(page);
> -		if (retval)
> +		if (retval) {
> +			if (retval != -EAGAIN)
> +				mapping_set_error(page->mapping, retval);
>  			return retval;
> +		}
>  	}
>  	return 0;
>  }
> -- 
> 2.9.3
> 
> 
-- 
Jan Kara <jack@xxxxxxxx>
SUSE Labs, CR
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