linux-kernel - Re: [patch 2/4] syscalls, x86: Add __NR

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Date:	Wed, 15 Feb 2012 13:53:13 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Cyrill Gorcunov <gorcunov@...nvz.org>
Cc:	"hpanvin@...il.com" <hpa@...or.com>, linux-kernel@...r.kernel.org,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Pavel Emelyanov <xemul@...nvz.org>,
	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
	Ingo Molnar <mingo@...e.hu>,
	Pavel Emelyanov <xemul@...allels.com>,
	Andrey Vagin <avagin@...nvz.org>,
	KOSAKI Motohiro <kosaki.motohiro@...il.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Glauber Costa <glommer@...allels.com>,
	Andi Kleen <andi@...stfloor.org>, Tejun Heo <tj@...nel.org>,
	Matt Helsley <matthltc@...ibm.com>,
	Pekka Enberg <penberg@...nel.org>,
	Eric Dumazet <eric.dumazet@...il.com>,
	Vasiliy Kulikov <segoon@...nwall.com>,
	Alexey Dobriyan <adobriyan@...il.com>, Valdis.Kletnieks@...edu,
	Michal Marek <mmarek@...e.cz>
Subject: Re: [patch 2/4] syscalls, x86: Add __NR_kcmp syscall v8

On Wed, 15 Feb 2012 11:24:54 +0400
Cyrill Gorcunov <gorcunov@...nvz.org> wrote:

> On Wed, Feb 15, 2012 at 11:04:27AM +0400, Cyrill Gorcunov wrote:
> > On Tue, Feb 14, 2012 at 10:55:55PM -0800, hpanvin@...il.com wrote:
> > >
> > > What?  <linux/unistd.h> should be used, and it should handle
> > > the inclusions.
> > >
> > 
> > Peter, I maybe missing something which directories I should
> > add to -I option, letme recheck (but without headers_intall
> > target the syscall number is unresolved for me).
> > 
> 
> Ah, I missed to add
> 
> +CFLAGS += -I../../../../arch/x86/include/
> 
> into Makefile. Andrew, should I send update as a separate
> patch?
> 

That worked.

What's with all those warnings, btw?


From: Andrew Morton <akpm@...ux-foundation.org>
Subject: syscalls-x86-add-__nr_kcmp-syscall-v8-fix-fix-fix

kcmp_test.c: In function 'main':
kcmp_test.c:69: warning: format '%2d' expects type 'int', but argument 4 has type 'long int'
kcmp_test.c:69: warning: format '%2d' expects type 'int', but argument 5 has type 'long int'
kcmp_test.c:69: warning: format '%2d' expects type 'int', but argument 6 has type 'long int'
kcmp_test.c:69: warning: format '%2d' expects type 'int', but argument 7 has type 'long int'
kcmp_test.c:69: warning: format '%2d' expects type 'int', but argument 8 has type 'long int'
kcmp_test.c:69: warning: format '%2d' expects type 'int', but argument 9 has type 'long int'
kcmp_test.c:69: warning: format '%2d' expects type 'int', but argument 10 has type 'long int'
kcmp_test.c:69: warning: format '%2d' expects type 'int', but argument 11 has type 'long int'

Cc: "Eric W. Biederman" <ebiederm@...ssion.com>
Cc: Cyrill Gorcunov <gorcunov@...nvz.org>
Cc: Frederic Weisbecker <fweisbec@...il.com>
Signed-off-by: Andrew Morton <akpm@...ux-foundation.org>
---

 tools/testing/selftests/kcmp/kcmp_test.c |    5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

--- a/tools/testing/selftests/kcmp/kcmp_test.c~syscalls-x86-add-__nr_kcmp-syscall-v8-fix-fix-fix
+++ a/tools/testing/selftests/kcmp/kcmp_test.c
@@ -54,8 +54,9 @@ int main(int argc, char **argv)
 		}
 
 		/* An example of output and arguments */
-		printf("pid1: %6d pid2: %6d FD: %2d FILES: %2d VM: %2d FS: %2d "
-		       "SIGHAND: %2d IO: %2d SYSVSEM: %2d INV: %2d\n",
+		printf("pid1: %6d pid2: %6d FD: %2ld FILES: %2ld VM: %2ld "
+		       "FS: %2ld SIGHAND: %2ld IO: %2ld SYSVSEM: %2ld "
+		       "INV: %2ld\n",
 		       pid1, pid2,
 		       sys_kcmp(pid1, pid2, KCMP_FILE,		fd1, fd2),
 		       sys_kcmp(pid1, pid2, KCMP_FILES,		0, 0),
_

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