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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2009-03-30 14:04:53 +1100
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2009-03-30 14:04:53 +1100
commit9ff9a26b786c35ee8d2a66222924a807ec851a9f (patch)
treedb432a17bccca1ca2c16907f0ee83ac449ed4012 /include/linux/smp.h
parent0a3108beea9143225119d5e7c72a8e2c64f3eb7d (diff)
parent0d34fb8e93ceba7b6dad0062dbb4a0813bacd75b (diff)
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Merge commit 'origin/master' into next
Manual merge of: arch/powerpc/include/asm/elf.h drivers/i2c/busses/i2c-mpc.c
Diffstat (limited to 'include/linux/smp.h')
-rw-r--r--include/linux/smp.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/smp.h b/include/linux/smp.h
index 715196b09d6..bbacb7baa44 100644
--- a/include/linux/smp.h
+++ b/include/linux/smp.h
@@ -176,6 +176,12 @@ static inline void init_call_single_data(void)
#define put_cpu() preempt_enable()
#define put_cpu_no_resched() preempt_enable_no_resched()
+/*
+ * Callback to arch code if there's nosmp or maxcpus=0 on the
+ * boot command line:
+ */
+extern void arch_disable_smp_support(void);
+
void smp_setup_processor_id(void);
#endif /* __LINUX_SMP_H */