Commit ddf1d169 authored by Tim Chen's avatar Tim Chen Committed by Ingo Molnar
Browse files

locking/mcs: Allow architecture specific asm files to be used for contended case



This patch allows each architecture to add its specific assembly optimized
arch_mcs_spin_lock_contended and arch_mcs_spinlock_uncontended for
MCS lock and unlock functions.
Signed-off-by: default avatarTim Chen <tim.c.chen@linux.intel.com>
Cc: Scott J Norton <scott.norton@hp.com>
Cc: Raghavendra K T <raghavendra.kt@linux.vnet.ibm.com>
Cc: AswinChandramouleeswaran <aswin@hp.com>
Cc: George Spelvin <linux@horizon.com>
Cc: Rik vanRiel <riel@redhat.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: MichelLespinasse <walken@google.com>
Cc: Peter Hurley <peter@hurleysoftware.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: Alex Shi <alex.shi@linaro.org>
Cc: Dave Hansen <dave.hansen@intel.com>
Cc: Tim Chen <tim.c.chen@linux.intel.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: "Figo.zhang" <figo1802@gmail.com>
Cc: "Paul E.McKenney" <paulmck@linux.vnet.ibm.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Davidlohr Bueso <davidlohr.bueso@hp.com>
Cc: Waiman Long <waiman.long@hp.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Will Deacon <will.deacon@arm.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Matthew R Wilcox <matthew.r.wilcox@intel.com>
Signed-off-by: default avatarPeter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1390347382.3138.67.camel@schen9-DESK

Signed-off-by: default avatarIngo Molnar <mingo@kernel.org>
parent b119fa61
......@@ -3,5 +3,6 @@
generic-y += clkdev.h
generic-y += exec.h
generic-y += hash.h
generic-y += mcs_spinlock.h
generic-y += preempt.h
generic-y += trace_clock.h
......@@ -22,6 +22,7 @@ generic-y += kmap_types.h
generic-y += kvm_para.h
generic-y += local.h
generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += mman.h
generic-y += msgbuf.h
generic-y += param.h
......
......@@ -14,6 +14,7 @@ generic-y += irq_regs.h
generic-y += kdebug.h
generic-y += local.h
generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += msgbuf.h
generic-y += param.h
generic-y += parport.h
......
......@@ -23,6 +23,7 @@ generic-y += kmap_types.h
generic-y += kvm_para.h
generic-y += local.h
generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += mman.h
generic-y += msgbuf.h
generic-y += mutex.h
......
......@@ -11,6 +11,7 @@ generic-y += hash.h
generic-y += irq_regs.h
generic-y += local.h
generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += param.h
generic-y += percpu.h
generic-y += preempt.h
......
......@@ -20,6 +20,7 @@ generic-y += kmap_types.h
generic-y += kvm_para.h
generic-y += local.h
generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += mman.h
generic-y += msgbuf.h
generic-y += mutex.h
......
......@@ -25,6 +25,7 @@ generic-y += irq_regs.h
generic-y += kdebug.h
generic-y += kmap_types.h
generic-y += local.h
generic-y += mcs_spinlock.h
generic-y += mman.h
generic-y += mmu.h
generic-y += mmu_context.h
......
......@@ -9,6 +9,7 @@ generic-y += exec.h
generic-y += hash.h
generic-y += kvm_para.h
generic-y += linkage.h
generic-y += mcs_spinlock.h
generic-y += module.h
generic-y += preempt.h
generic-y += trace_clock.h
......
......@@ -2,5 +2,6 @@
generic-y += clkdev.h
generic-y += exec.h
generic-y += hash.h
generic-y += mcs_spinlock.h
generic-y += preempt.h
generic-y += trace_clock.h
......@@ -27,6 +27,7 @@ generic-y += kdebug.h
generic-y += kmap_types.h
generic-y += local.h
generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += mman.h
generic-y += msgbuf.h
generic-y += pci.h
......
......@@ -3,6 +3,7 @@ generic-y += clkdev.h
generic-y += exec.h
generic-y += hash.h
generic-y += kvm_para.h
generic-y += mcs_spinlock.h
generic-y += preempt.h
generic-y += trace_clock.h
generic-y += vtime.h
......@@ -2,6 +2,7 @@
generic-y += clkdev.h
generic-y += exec.h
generic-y += hash.h
generic-y += mcs_spinlock.h
generic-y += module.h
generic-y += preempt.h
generic-y += trace_clock.h
......@@ -16,6 +16,7 @@ generic-y += kmap_types.h
generic-y += kvm_para.h
generic-y += local.h
generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += mman.h
generic-y += mutex.h
generic-y += percpu.h
......
......@@ -24,6 +24,7 @@ generic-y += kmap_types.h
generic-y += kvm_para.h
generic-y += local.h
generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += msgbuf.h
generic-y += mutex.h
generic-y += param.h
......
......@@ -3,6 +3,7 @@ generic-y += barrier.h
generic-y += clkdev.h
generic-y += exec.h
generic-y += hash.h
generic-y += mcs_spinlock.h
generic-y += preempt.h
generic-y += syscalls.h
generic-y += trace_clock.h
......@@ -4,6 +4,7 @@ generic-y += current.h
generic-y += emergency-restart.h
generic-y += hash.h
generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += mutex.h
generic-y += parport.h
generic-y += percpu.h
......
......@@ -3,5 +3,6 @@ generic-y += barrier.h
generic-y += clkdev.h
generic-y += exec.h
generic-y += hash.h
generic-y += mcs_spinlock.h
generic-y += preempt.h
generic-y += trace_clock.h
......@@ -35,6 +35,7 @@ generic-y += kdebug.h
generic-y += kmap_types.h
generic-y += kvm_para.h
generic-y += local.h
generic-y += mcs_spinlock.h
generic-y += mman.h
generic-y += module.h
generic-y += msgbuf.h
......
......@@ -14,6 +14,7 @@ generic-y += kdebug.h
generic-y += kvm_para.h
generic-y += local.h
generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += mutex.h
generic-y += param.h
generic-y += percpu.h
......
generic-y += clkdev.h
generic-y += hash.h
generic-y += mcs_spinlock.h
generic-y += preempt.h
generic-y += rwsem.h
generic-y += trace_clock.h
......
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