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authorLinus Torvalds <torvalds@linux-foundation.org>2009-01-12 19:28:26 -0500
committerLinus Torvalds <torvalds@linux-foundation.org>2009-01-12 19:28:26 -0500
commit1181a2449969c59f0ab6b95374fe6983cc07286d (patch)
treecdbd320e6d2e0854ef8c699eb711d22e03275522 /include
parentb743791639d8142277df1c2814c282e3ad752f06 (diff)
parent9d0793370987b98708d2f75ee3bba7c1008d8512 (diff)
Merge branch 'core-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'core-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: sparc64: Fix cpumask related build failure smp_call_function_single(): be slightly less stupid, fix smp_call_function_single(): be slightly less stupid rcu: fix bug in rcutorture system-shutdown code
Diffstat (limited to 'include')
-rw-r--r--include/linux/smp.h13
1 files changed, 3 insertions, 10 deletions
diff --git a/include/linux/smp.h b/include/linux/smp.h
index b8246696810..715196b09d6 100644
--- a/include/linux/smp.h
+++ b/include/linux/smp.h
@@ -24,6 +24,9 @@ struct call_single_data {
24/* total number of cpus in this system (may exceed NR_CPUS) */ 24/* total number of cpus in this system (may exceed NR_CPUS) */
25extern unsigned int total_cpus; 25extern unsigned int total_cpus;
26 26
27int smp_call_function_single(int cpuid, void (*func) (void *info), void *info,
28 int wait);
29
27#ifdef CONFIG_SMP 30#ifdef CONFIG_SMP
28 31
29#include <linux/preempt.h> 32#include <linux/preempt.h>
@@ -79,8 +82,6 @@ smp_call_function_mask(cpumask_t mask, void(*func)(void *info), void *info,
79 return 0; 82 return 0;
80} 83}
81 84
82int smp_call_function_single(int cpuid, void (*func) (void *info), void *info,
83 int wait);
84void __smp_call_function_single(int cpuid, struct call_single_data *data); 85void __smp_call_function_single(int cpuid, struct call_single_data *data);
85 86
86/* 87/*
@@ -140,14 +141,6 @@ static inline int up_smp_call_function(void (*func)(void *), void *info)
140static inline void smp_send_reschedule(int cpu) { } 141static inline void smp_send_reschedule(int cpu) { }
141#define num_booting_cpus() 1 142#define num_booting_cpus() 1
142#define smp_prepare_boot_cpu() do {} while (0) 143#define smp_prepare_boot_cpu() do {} while (0)
143#define smp_call_function_single(cpuid, func, info, wait) \
144({ \
145 WARN_ON(cpuid != 0); \
146 local_irq_disable(); \
147 (func)(info); \
148 local_irq_enable(); \
149 0; \
150})
151#define smp_call_function_mask(mask, func, info, wait) \ 144#define smp_call_function_mask(mask, func, info, wait) \
152 (up_smp_call_function(func, info)) 145 (up_smp_call_function(func, info))
153#define smp_call_function_many(mask, func, info, wait) \ 146#define smp_call_function_many(mask, func, info, wait) \