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

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Date: Fri, 22 Dec 2023 10:41:28 +1100
From: Stephen Rothwell <sfr@...b.auug.org.au>
To: Christian Brauner <brauner@...nel.org>, Andrew Morton
 <akpm@...ux-foundation.org>
Cc: "Matthew Wilcox (Oracle)" <willy@...radead.org>, David Howells
 <dhowells@...hat.com>, 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 vfs-brauner tree

Hi all,

On Thu, 21 Dec 2023 11:18:47 +1100 Stephen Rothwell <sfr@...b.auug.org.au> wrote:
>
> After merging the vfs-brauner tree, today's linux-next build (powerpc
> ppc64_defconfig) failed like this:
> 
> fs/netfs/buffered_write.c: In function 'netfs_kill_pages':
> fs/netfs/buffered_write.c:569:17: error: implicit declaration of function 'generic_error_remove_page'; did you mean 'generic_error_remove_folio'? [-Werror=implicit-function-declaration]
>   569 |                 generic_error_remove_page(mapping, folio_page(folio, 0));
>       |                 ^~~~~~~~~~~~~~~~~~~~~~~~~
>       |                 generic_error_remove_folio
> 
> Caused by commit
> 
>   dec5b4af52dc ("netfs: Provide a writepages implementation")
> 
> interacting with commit
> 
>   af7628d6ec19 ("fs: convert error_remove_page to error_remove_folio")
> 
> from the mm-stable tree.
> 
> I have applied the following merge resolution patch:

The resolution is now:

From: Stephen Rothwell <sfr@...b.auug.org.au>
Date: Thu, 21 Dec 2023 11:08:57 +1100
Subject: [PATCH] fixup for "netfs: Provide a writepages implementation"

interacting with

  af7628d6ec19 ("fs: convert error_remove_page to error_remove_folio")

from the mm-stable tree.

Signed-off-by: Stephen Rothwell <sfr@...b.auug.org.au>
---
 fs/netfs/buffered_write.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/netfs/buffered_write.c b/fs/netfs/buffered_write.c
index a739805dd394..d7ce424b9188 100644
--- a/fs/netfs/buffered_write.c
+++ b/fs/netfs/buffered_write.c
@@ -566,7 +566,7 @@ static void netfs_kill_pages(struct address_space *mapping,
 			folio_end_fscache(folio);
 		folio_end_writeback(folio);
 		folio_lock(folio);
-		generic_error_remove_page(mapping, &folio->page);
+		generic_error_remove_folio(mapping, folio);
 		folio_unlock(folio);
 		folio_put(folio);
 
-- 
2.43.0

-- 
Cheers,
Stephen Rothwell

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