netdev - Re: linux-next: manual merge of the net-next tree with the asm-generic tree

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Message-Id: <7f77f31e-90ff-44ad-9646-9876f11eed13@app.fastmail.com>
Date: Fri, 09 Jun 2023 08:31:19 +0200
From: "Arnd Bergmann" <arnd@...db.de>
To: "Stephen Rothwell" <sfr@...b.auug.org.au>,
 "David S . Miller" <davem@...emloft.net>
Cc: Netdev <netdev@...r.kernel.org>, "David Howells" <dhowells@...hat.com>,
 "Linus Walleij" <linus.walleij@...aro.org>,
 "Linux Kernel Mailing List" <linux-kernel@...r.kernel.org>,
 linux-next <linux-next@...r.kernel.org>, "Paolo Abeni" <pabeni@...hat.com>
Subject: Re: linux-next: manual merge of the net-next tree with the asm-generic tree

On Fri, Jun 9, 2023, at 02:40, Stephen Rothwell wrote:
> Hi all,
>
> Today's linux-next merge of the net-next tree got a conflict in:
>
>   fs/netfs/iterator.c
>
> between commit:
>
>   ee5971613da3 ("netfs: Pass a pointer to virt_to_page()")
>
> from the asm-generic tree and commit:
>
>   f5f82cd18732 ("Move netfs_extract_iter_to_sg() to lib/scatterlist.c")
>
> from the net-next tree.
>
> I fixed it up (I used the file from the former and applied the patch
> below) and can carry the fix as necessary. This is now fixed as far as
> linux-next is concerned, but any non trivial conflicts should be mentioned
> to your upstream maintainer when your tree is submitted for merging.
> You may also want to consider cooperating with the maintainer of the
> conflicting tree to minimise any particularly complex conflicts.
>
> From: Stephen Rothwell <sfr@...b.auug.org.au>
> Date: Fri, 9 Jun 2023 10:35:56 +1000
> Subject: [PATCH] fix up for "Move netfs_extract_iter_to_sg() to 
> lib/scatterlist.c"
>
> interacting with "netfs: Pass a pointer to virt_to_page()"
>
> Signed-off-by: Stephen Rothwell <sfr@...b.auug.org.au>
> ---
>  lib/scatterlist.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/lib/scatterlist.c b/lib/scatterlist.c
> index e97d7060329e..e86231a44c3d 100644
> --- a/lib/scatterlist.c
> +++ b/lib/scatterlist.c
> @@ -1237,7 +1237,7 @@ static ssize_t extract_kvec_to_sg(struct iov_iter *iter,
>  			if (is_vmalloc_or_module_addr((void *)kaddr))
>  				page = vmalloc_to_page((void *)kaddr);
>  			else
> -				page = virt_to_page(kaddr);
> +				page = virt_to_page((void *)kaddr);
> 
>  			sg_set_page(sg, page, len, off);
>  			sgtable->nents++;

The fix is correct, but I think this should just get applied
in net-next directly, on top of the f5f82cd18732 commit, it
will have no effect there but avoid the conflict.

    Arnd