Re: [-next Nov 17] s390 build break(arch/s390/kernel/compat_wrapper.S)

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On Tue, Nov 17, 2009 at 10:23:56AM -0500, Eric Paris wrote:
> On Tue, 2009-11-17 at 14:55 +0100, Heiko Carstens wrote:
> 
> > Yes, also some places should have used lgfr instead of llgfr for proper sign
> > extension. But please, just drop the s390 bits from your patch.
> > Its easier and less painful for us to do it ourselves instead of reviewing
> > and fixing these things. (No offence intended!).
> 
> dropped and won't show up in -next tomorrow.
> 
> This what I thought it should be and would love to read if you say it's
> right....

Yes, it is except for one thing:

> diff --git a/arch/s390/include/asm/unistd.h b/arch/s390/include/asm/unistd.h
> index cb5232d..8962161 100644
> --- a/arch/s390/include/asm/unistd.h
> +++ b/arch/s390/include/asm/unistd.h
> @@ -269,7 +269,9 @@
>  #define	__NR_pwritev		329
>  #define __NR_rt_tgsigqueueinfo	330
>  #define __NR_perf_event_open	331
> -#define NR_syscalls 332
> +#define __NR_fanotify_init	332
> +#define __NR_fanotify_mark	333
> +#define NR_syscalls 334
> 
>  /* 
>   * There are some system calls that are not present on 64 bit, some
> diff --git a/arch/s390/kernel/compat_wrapper.S b/arch/s390/kernel/compat_wrapper.S
> index cbd9901..c81723d 100644
> --- a/arch/s390/kernel/compat_wrapper.S
> +++ b/arch/s390/kernel/compat_wrapper.S
> @@ -1855,3 +1855,20 @@ sys32_execve_wrapper:
>  	llgtr	%r3,%r3			# compat_uptr_t *
>  	llgtr	%r4,%r4			# compat_uptr_t *
>  	jg	sys32_execve		# branch to system call
> +
> +	.globl	sys_fanotify_init_wrapper
> +sys_fanotify_init_wrapper:
> +	llgfr	%r2,%r2			# unsigned int
> +	llgfr	%r3,%r3			# unsigned int
> +	llgfr	%r4,%r4			# unsigned int
> +	jg	sys_fanotify_init	# branch to system call

The third argument an int and hence it should have been lgfr ;)
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