Date: Fri, 27 Apr 2007 20:15:00 GMT From: Roman Divacky <rdivacky@FreeBSD.org> To: Perforce Change Reviews <perforce@FreeBSD.org> Subject: PERFORCE change 118890 for review Message-ID: <200704272015.l3RKF0af074171@repoman.freebsd.org>
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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.
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