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

From: Arnd Bergmann
Date: Fri Jun 09 2023 - 02:31:48 EST


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@xxxxxxxxxxxxxxxx>
> 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@xxxxxxxxxxxxxxxx>
> ---
> 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