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

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Message-ID: <20230223144722.635ab483@canb.auug.org.au>
Date:   Thu, 23 Feb 2023 14:47:22 +1100
From:   Stephen Rothwell <sfr@...b.auug.org.au>
To:     Andrew Morton <akpm@...ux-foundation.org>,
        Theodore Ts'o <tytso@....edu>
Cc:     Matthew Wilcox <willy@...radead.org>, 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>,
        Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: linux-next: manual merge of the mm-stable tree with the ext4
 tree

Hi all,

On Tue, 21 Feb 2023 17:54:36 +1100 Stephen Rothwell <sfr@...b.auug.org.au> wrote:
>
> On Mon, 20 Feb 2023 14:27:00 +0000 Matthew Wilcox <willy@...radead.org> wrote:
> >
> > On Mon, Feb 20, 2023 at 03:29:38PM +1100, Stephen Rothwell wrote:  
> > > 
> > > 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.  
> 
> I am still using the ext4 tree from next-20230217 (which was empty
> relative to Linus' tree).
> 
> So, I have to ask why all these commits were only published to
> linux-next over the weekend?

I still have not been able to figure out a merge resolution for this,
so the ext4 tree still has had no testing in linux-next and the merge
window is progressing.  Does anyone want to help with this?

-- 
Cheers,
Stephen Rothwell

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