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From: Roman Divacky <rdivacky@FreeBSD.org>
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Subject: PERFORCE change 118890 for review
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http://perforce.freebsd.org/chv.cgi?CH=118890

Change 118890 by rdivacky@rdivacky_witten on 2007/04/27 20:14:11

	Remove forgotten futex support in support.[sS] in archs.

Affected files ...

.. //depot/projects/soc2007/rdivacky/linux_futex/sys/amd64/amd64/support.S#3 edit
.. //depot/projects/soc2007/rdivacky/linux_futex/sys/i386/i386/support.s#2 edit

Differences ...

==== //depot/projects/soc2007/rdivacky/linux_futex/sys/amd64/amd64/support.S#3 (text+ko) ====

@@ -671,49 +671,6 @@
 	incl	%eax
 	ret
 
-/*****************************************************************************/
-/* linux_futex support                                                       */
-/*****************************************************************************/
-
-futex_fault:
-	movq	$0,PCB_ONFAULT(%rcx)
-	movq	$-EFAULT,%rax
-	ret
-
-ENTRY(futex_xchgl)
-	movq	PCPU(CURPCB),%rcx
-	movq	$futex_fault,PCB_ONFAULT(%rcx)
-
-	movq	$VM_MAXUSER_ADDRESS-4,%rax
-	cmpq	%rax,%rsi
-	ja	futex_fault
-
-#ifdef SMP
-	lock
-#endif
-	xchgl	%edi,(%rsi)
-	movl	%edi,(%rdx)
-	xorl	%eax,%eax
-	movq	%rax,PCB_ONFAULT(%rcx)
-	ret
-
-ENTRY(futex_addl)
-	movq	PCPU(CURPCB),%rcx
-	movq	$futex_fault,PCB_ONFAULT(%rcx)
-
-	movq	$VM_MAXUSER_ADDRESS-4,%rax
-	cmpq	%rax,%rsi
-	ja	futex_fault
-
-#ifdef SMP
-	lock
-#endif
-	xaddl	%edi,(%rsi)
-	movl	%edi,(%rdx)
-	xorl	%eax,%eax
-	movq	%rax,PCB_ONFAULT(%rcx)
-	ret
-
 /*
  * Support for BB-profiling (gcc -a).  The kernbb program will extract
  * the data from the kernel.

==== //depot/projects/soc2007/rdivacky/linux_futex/sys/i386/i386/support.s#2 (text+ko) ====

@@ -1513,51 +1513,6 @@
 	incl	%eax
 	ret
 
-/*****************************************************************************/
-/* linux_futex support                                                       */
-/*****************************************************************************/
-
-futex_fault:
-	movl	$0,PCB_ONFAULT(%ecx)
-	movl	$-EFAULT,%eax
-	ret
-
-ENTRY(futex_xchgl)
-	movl	PCPU(CURPCB),%ecx
-	movl	$futex_fault,PCB_ONFAULT(%ecx)
-	movl	4(%esp),%eax
-	movl	8(%esp),%edx
-	cmpl    $VM_MAXUSER_ADDRESS-4,%edx
-	ja     	futex_fault
-
-#ifdef SMP
-	lock
-#endif
-	xchgl	%eax,(%edx)
-	movl	12(%esp),%edx
-	movl	%eax,(%edx)
-	xorl	%eax,%eax
-	movl	$0,PCB_ONFAULT(%ecx)
-	ret
-
-ENTRY(futex_addl)
-	movl	PCPU(CURPCB),%ecx
-	movl	$futex_fault,PCB_ONFAULT(%ecx)
-	movl	4(%esp),%eax
-	movl	8(%esp),%edx
-	cmpl    $VM_MAXUSER_ADDRESS-4,%edx
-	ja     	futex_fault
-
-#ifdef SMP
-	lock
-#endif
-	xaddl	%eax,(%edx)
-	movl	12(%esp),%edx
-	movl	%eax,(%edx)
-	xorl	%eax,%eax
-	movl	$0,PCB_ONFAULT(%ecx)
-	ret
-
 /*
  * Support for BB-profiling (gcc -a).  The kernbb program will extract
  * the data from the kernel.