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author | Magnus Damm <damm@opensource.se> | 2013-08-08 07:13:30 +0900 |
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committer | Simon Horman <horms+renesas@verge.net.au> | 2013-09-20 17:47:30 -0700 |
commit | 5c4dfcd663b6e96cc20f02dc2c7c315749ea1bc1 (patch) | |
tree | b2cde8cca0425eda4fd3f1d25e05e9489c178041 /arch/arm/mach-shmobile/platsmp.c | |
parent | cde214a890f81797a5eee94fffc89c1de21ed991 (diff) | |
download | talos-obmc-linux-5c4dfcd663b6e96cc20f02dc2c7c315749ea1bc1.tar.gz talos-obmc-linux-5c4dfcd663b6e96cc20f02dc2c7c315749ea1bc1.zip |
ARM: shmobile: Introduce shmobile_smp_cpu_disable()
Introduce the shared CPU Hotplug function shmobile_smp_cpu_disable()
for mach-shmobile. It is useful for the case when all CPUs may be
hotplugged, including CPU 0.
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Diffstat (limited to 'arch/arm/mach-shmobile/platsmp.c')
-rw-r--r-- | arch/arm/mach-shmobile/platsmp.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/platsmp.c b/arch/arm/mach-shmobile/platsmp.c index d4ae616bcedb..3741562156ed 100644 --- a/arch/arm/mach-shmobile/platsmp.c +++ b/arch/arm/mach-shmobile/platsmp.c @@ -44,3 +44,10 @@ void shmobile_smp_hook(unsigned int cpu, unsigned long fn, unsigned long arg) shmobile_smp_arg[cpu] = arg; flush_cache_all(); } + +#ifdef CONFIG_HOTPLUG_CPU +int shmobile_smp_cpu_disable(unsigned int cpu) +{ + return 0; /* Hotplug of any CPU is supported */ +} +#endif |