Re: [PATCH 10/11] x86, rwsem: provide __down_write_killable

[Peter Zijlstra <peterz@xxxxxxxxxxxxx>]

On Fri, Apr 01, 2016 at 01:04:54PM +0200, Michal Hocko wrote:
> diff --git a/arch/x86/lib/rwsem.S b/arch/x86/lib/rwsem.S
> index 40027db99140..d1a1397e1fb3 100644
> --- a/arch/x86/lib/rwsem.S
> +++ b/arch/x86/lib/rwsem.S
> @@ -101,6 +101,14 @@ ENTRY(call_rwsem_down_write_failed)
>  	ret
>  ENDPROC(call_rwsem_down_write_failed)
>  
> +ENTRY(call_rwsem_down_write_failed_killable)
> +	save_common_regs
> +	movq %rax,%rdi
> +	call rwsem_down_write_failed_killable
> +	restore_common_regs
> +	ret
> +ENDPROC(call_rwsem_down_write_failed_killable)
> +

I had a conflict here and made that:

--- a/arch/x86/lib/rwsem.S
+++ b/arch/x86/lib/rwsem.S
@@ -106,6 +106,16 @@ ENTRY(call_rwsem_down_write_failed)
 	ret
 ENDPROC(call_rwsem_down_write_failed)
 
+ENTRY(call_rwsem_down_write_failed_killable)
+	FRAME_BEGIN
+	save_common_regs
+	movq %rax,%rdi
+	call rwsem_down_write_failed_killable
+	restore_common_regs
+	FRAME_END
+	ret
+ENDPROC(call_rwsem_down_write_failed_killable)
+
 ENTRY(call_rwsem_wake)
 	FRAME_BEGIN
 	/* do nothing if still outstanding active readers */
--
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