linux-kernel - Re: [PATCH] syscalls: add __NR_kcmp syscall to generic unistd.h

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Date:	Mon, 24 Sep 2012 16:38:02 -0400
From:	Mark Salter <msalter@...hat.com>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org
Subject: Re: [PATCH] syscalls: add __NR_kcmp syscall to generic unistd.h

On Mon, 2012-09-24 at 20:01 +0000, Arnd Bergmann wrote:
> On Monday 24 September 2012, Mark Salter wrote:
> > 
> > Commit d97b46a64 added a new syscall (__NR_kcmp) to support checkpoint
> > restore. It is currently x86-only, but that restriction will be removed
> > in a subsequent patch. Unfortunately, the kernel checksyscalls script
> > had a bug which suppressed any warning to other architectures that the
> > kcmp syscall was not implemented. A patch to checksyscalls is being
> > tested in linux-next and other architectures are seeing warnings about
> > kcmp being unimplemented.
> > 
> > This patch adds __NR_kcmp to <asm-generic/unistd.h> so that kcmp is
> > wired in for architectures using the generic syscall list.
> > 
> > Signed-off-by: Mark Salter <msalter@...hat.com>
> 
> Acked-by: Arnd Bergmann <arnd@...db.de>
> 
> If you have other patches lined up, can you add this one as well?

Yes. I can push it from the c6x tree.


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