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| author | Paul Mundt <lethal@linux-sh.org> | 2010-04-26 18:49:58 +0900 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2010-04-26 18:49:58 +0900 |
| commit | 9715b8c7d55912fb6f5dd9b1c084d8eefcd0d848 (patch) | |
| tree | a98a752ea797ddd241a10c9100bff91bc1f37f2f /arch/sh/include | |
| parent | 7acb59eb4b5eee113eb74eeafd1e6536171eeced (diff) | |
| download | linux-9715b8c7d55912fb6f5dd9b1c084d8eefcd0d848.tar.gz linux-9715b8c7d55912fb6f5dd9b1c084d8eefcd0d848.tar.bz2 linux-9715b8c7d55912fb6f5dd9b1c084d8eefcd0d848.zip | |
sh: provide percpu CPU states for hotplug notifiers.
This provides percpu CPU states in preparation for CPU hotplug and the
associated notifier chains.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/include')
| -rw-r--r-- | arch/sh/include/asm/smp.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/sh/include/asm/smp.h b/arch/sh/include/asm/smp.h index 7f13d46ec8d7..da5135b2579e 100644 --- a/arch/sh/include/asm/smp.h +++ b/arch/sh/include/asm/smp.h @@ -10,6 +10,7 @@ #include <linux/spinlock.h> #include <asm/atomic.h> #include <asm/current.h> +#include <asm/percpu.h> #define raw_smp_processor_id() (current_thread_info()->cpu) @@ -30,6 +31,8 @@ enum { SMP_MSG_NR, /* must be last */ }; +DECLARE_PER_CPU(int, cpu_state); + void smp_message_recv(unsigned int msg); void smp_timer_broadcast(const struct cpumask *mask); |