linux-kernel - Re: linux-next: build failure after merge of the fuse tree

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Date:   Thu, 13 Oct 2022 10:49:50 +0200
From:   Miklos Szeredi <miklos@...redi.hu>
To:     Stephen Rothwell <sfr@...b.auug.org.au>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux Next Mailing List <linux-next@...r.kernel.org>
Subject: Re: linux-next: build failure after merge of the fuse tree

On Thu, 13 Oct 2022 at 01:15, Stephen Rothwell <sfr@...b.auug.org.au> wrote:
>
> Hi all,
>
> After merging the fuse tree, today's linux-next build (x86_64
> allmodconfig) failed like this:
>
> ERROR: modpost: ".delete_from_page_cache" [fs/fuse/fuse.ko] undefined!
>
> Caused by commit
>
>   0d659ac83481 ("fuse: fix readdir cache race")
>
> delete_from_page_cache has not been exported to modules since commit
>
>   452e9e6992fe ("filemap: Add filemap_remove_folio and __filemap_remove_folio")
>
> Which was merged into Linus tree in v5.17-rc1.
>
> I have used the fuse tree from next-20221012 for today.
>
> Is this really destined for v6.1?

This particular patch, yes.   I posted the patch and asked Willy about
delete_from_page_cache().

Rebased my for-next branch on HEAD and re-added the EXPORT_SYMBOL to
fix this for now.

Thanks,
Miklos