Re: linux-next: manual merge of the keys tree with Linus' tree

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Hi all,

On Mon, 11 May 2020 14:59:15 +1000 Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
>
> Today's linux-next merge of the keys tree got a conflict in:
> 
>   fs/splice.c
> 
> between commit:
> 
>   90da2e3f25c8 ("splice: move f_mode checks to do_{splice,tee}()")
> 
> from Linus' tree and commit:
> 
>   549d46d3827d ("pipe: Add general notification queue support")
> 
> from the keys tree.
> 
> I fixed it up (see 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.
> 
> -- 
> Cheers,
> Stephen Rothwell
> 
> diff --cc fs/splice.c
> index fd0a1e7e5959,6e6ea30c72b4..000000000000
> --- a/fs/splice.c
> +++ b/fs/splice.c
> @@@ -1118,12 -1118,8 +1118,12 @@@ long do_splice(struct file *in, loff_t 
>   	loff_t offset;
>   	long ret;
>   
>  +	if (unlikely(!(in->f_mode & FMODE_READ) ||
>  +		     !(out->f_mode & FMODE_WRITE)))
>  +		return -EBADF;
>  +
> - 	ipipe = get_pipe_info(in);
> - 	opipe = get_pipe_info(out);
> + 	ipipe = get_pipe_info(in, true);
> + 	opipe = get_pipe_info(out, true);
>   
>   	if (ipipe && opipe) {
>   		if (off_in || off_out)
> @@@ -1757,14 -1766,10 +1757,17 @@@ static int link_pipe(struct pipe_inode_
>   static long do_tee(struct file *in, struct file *out, size_t len,
>   		   unsigned int flags)
>   {
> - 	struct pipe_inode_info *ipipe = get_pipe_info(in);
> - 	struct pipe_inode_info *opipe = get_pipe_info(out);
>  -	struct pipe_inode_info *ipipe = get_pipe_info(in, true);
>  -	struct pipe_inode_info *opipe = get_pipe_info(out, true);
> ++	struct pipe_inode_info *ipipe;
> ++	struct pipe_inode_info *opipe;
>   	int ret = -EINVAL;
>   
>  +	if (unlikely(!(in->f_mode & FMODE_READ) ||
>  +		     !(out->f_mode & FMODE_WRITE)))
>  +		return -EBADF;
>  +
> ++	ipipe = get_pipe_info(in, true);
> ++	opipe = get_pipe_info(out, true);
> ++
>   	/*
>   	 * Duplicate the contents of ipipe to opipe without actually
>   	   90da2e3f25c8 ("splice: move f_mode checks to do_{splice,tee}()")* copying the data.

This is now a conflict between commit

  90da2e3f25c8 ("splice: move f_mode checks to do_{splice,tee}()")

from Linus' tree and commit

  317f078cce34 ("pipe: Add general notification queue support")

from the notifications tree.

-- 
Cheers,
Stephen Rothwell

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