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authorMasami Hiramatsu <masami.hiramatsu.pt@hitachi.com>2010-10-13 23:10:30 -0400
committerIngo Molnar <mingo@elte.hu>2010-10-14 02:55:28 -0400
commit087a4eb55971dfcc8df18312faf9393d0a479f3a (patch)
treeb435209c957ef6f69a1f4c714bd869f088f34ee2 /include/linux/stop_machine.h
parentfd02e6f7ae085840d43d780149fcf95a614eca5e (diff)
stopmachine: Define __stop_machine when CONFIG_STOP_MACHINE=n
Define dummy __stop_machine() function even when CONFIG_STOP_MACHINE=n. This getcpu-required version of stop_machine() will be used from poke_text_smp(). Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> Acked-by: Tejun Heo <tj@kernel.org> Cc: Rusty Russell <rusty@rustcorp.com.au> Cc: Ananth N Mavinakayanahalli <ananth@in.ibm.com> Cc: 2nddept-manager@sdl.hitachi.co.jp Cc: Peter Zijlstra <peterz@infradead.org> LKML-Reference: <20101014031030.4100.34156.stgit@ltc236.sdl.hitachi.co.jp> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/stop_machine.h')
-rw-r--r--include/linux/stop_machine.h10
1 files changed, 8 insertions, 2 deletions
diff --git a/include/linux/stop_machine.h b/include/linux/stop_machine.h
index 6b524a0d02e4..1808960c5059 100644
--- a/include/linux/stop_machine.h
+++ b/include/linux/stop_machine.h
@@ -126,8 +126,8 @@ int __stop_machine(int (*fn)(void *), void *data, const struct cpumask *cpus);
126 126
127#else /* CONFIG_STOP_MACHINE && CONFIG_SMP */ 127#else /* CONFIG_STOP_MACHINE && CONFIG_SMP */
128 128
129static inline int stop_machine(int (*fn)(void *), void *data, 129static inline int __stop_machine(int (*fn)(void *), void *data,
130 const struct cpumask *cpus) 130 const struct cpumask *cpus)
131{ 131{
132 int ret; 132 int ret;
133 local_irq_disable(); 133 local_irq_disable();
@@ -136,5 +136,11 @@ static inline int stop_machine(int (*fn)(void *), void *data,
136 return ret; 136 return ret;
137} 137}
138 138
139static inline int stop_machine(int (*fn)(void *), void *data,
140 const struct cpumask *cpus)
141{
142 return __stop_machine(fn, data, cpus);
143}
144
139#endif /* CONFIG_STOP_MACHINE && CONFIG_SMP */ 145#endif /* CONFIG_STOP_MACHINE && CONFIG_SMP */
140#endif /* _LINUX_STOP_MACHINE */ 146#endif /* _LINUX_STOP_MACHINE */