linux-kernel - Re: linux-next: manual merge of the mm-stable tree with the ext4 tree

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Message-ID: <Y/ODNJ3MfoD6dUru@casper.infradead.org>
Date:   Mon, 20 Feb 2023 14:27:00 +0000
From:   Matthew Wilcox <willy@...radead.org>
To:     Stephen Rothwell <sfr@...b.auug.org.au>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Theodore Ts'o <tytso@....edu>, Jan Kara <jack@...e.cz>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux Next Mailing List <linux-next@...r.kernel.org>,
        "Vishal Moola (Oracle)" <vishal.moola@...il.com>
Subject: Re: linux-next: manual merge of the mm-stable tree with the ext4 tree

On Mon, Feb 20, 2023 at 03:29:38PM +1100, Stephen Rothwell wrote:
> Hi all,
> 
> Today's linux-next merge of the mm-stable tree got a conflict in:
> 
>   fs/ext4/inode.c
> 
> between commits:
> 
>   726432969963 ("ext4: use nr_to_write directly in mpage_prepare_extent_to_map()")
>   9ff6a9153c8f ("ext4: move page unlocking out of mpage_submit_page()")
>   b4d26e70a755 ("ext4: move mpage_page_done() calls after error handling")
>   9b18c23c131a ("ext4: convert data=journal writeback to use ext4_writepages()")
> 
> from the ext4 tree and commits:
> 
>   50ead2537441 ("ext4: convert mpage_prepare_extent_to_map() to use filemap_get_folios_tag()")
>   d585bdbeb79a ("fs: convert writepage_t callback to pass a folio")
> 
> from the mm-stable tree.
> 
> I have no idea how to fix this up, so I have used the ext4 tree from
> next-20230217 for today.

Yeah, this one's a mess.  Probably the easiest solution is for Ted to
pull in 247f9e1feef4 and 50ead2537441 and then redo Jan's patches on
top of them.