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List:       ltp-list
Subject:    Re: [LTP] [PATCH] fix wrong return value of inlined
From:       Subrata Modak <subrata () linux ! vnet ! ibm ! com>
Date:       2008-10-21 13:33:54
Message-ID: 1224595314.5276.80.camel () subratamodak ! linux ! ibm ! com
[Download RAW message or body]

On Mon, 2008-10-20 at 16:04 +0200, Daniel Gollub wrote:
> Hi,
> 
> the getcpu() test-function returns the current scheduled CPU id of the
> test-process for archiectures expect i386, which is not the intended return
> value of a syscall test.
> 
> Attachted patch returns instead 0, for non-i386 ARCH and __GLIBC_PREREQ(2,6).
> 
> Tested on x86_64.
> 
> Signed-off-by: Daniel Gollub <dgollub@suse.de>

Waiting for Sharyathi īs comments on this.

Regards--
Subrata

> 
> ---
>  testcases/kernel/syscalls/getcpu/getcpu01.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> Index: ltp-full-20081017/testcases/kernel/syscalls/getcpu/getcpu01.c
> ===================================================================
> --- ltp-full-20081017.orig/testcases/kernel/syscalls/getcpu/getcpu01.c
> +++ ltp-full-20081017/testcases/kernel/syscalls/getcpu/getcpu01.c
> @@ -165,7 +165,7 @@ static inline int getcpu(unsigned *cpu_i
>  	#if defined(__i386__)
>  		return syscall(318, cpu_id,node_id,cache_struct);
>  	#elif __GLIBC_PREREQ(2,6)
> -		return *cpu_id = sched_getcpu();
> +		*cpu_id = sched_getcpu();
>  	#endif
>  	return 0;
>  }
> 
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