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author | Thomas Gleixner <tglx@linutronix.de> | 2011-06-17 13:42:38 (GMT) |
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committer | Scott Wood <scottwood@freescale.com> | 2014-05-14 18:38:02 (GMT) |
commit | d697065a324409ddfac52e3fd499a91df2e44c77 (patch) | |
tree | d088f9ce403d02c0c7f8cf66ea073710ad3ab20d /include/linux | |
parent | 7f11536abb58e277f1c29eef8b5e40b3c11beee5 (diff) | |
download | linux-fsl-qoriq-d697065a324409ddfac52e3fd499a91df2e44c77.tar.xz |
cpu-rt-variants.patch
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include/linux')
-rw-r--r-- | include/linux/smp.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/smp.h b/include/linux/smp.h index 731f523..f30c7b1 100644 --- a/include/linux/smp.h +++ b/include/linux/smp.h @@ -188,6 +188,14 @@ static inline void __smp_call_function_single(int cpuid, #define get_cpu() ({ preempt_disable(); smp_processor_id(); }) #define put_cpu() preempt_enable() +#ifndef CONFIG_PREEMPT_RT_FULL +# define get_cpu_light() get_cpu() +# define put_cpu_light() put_cpu() +#else +# define get_cpu_light() ({ migrate_disable(); smp_processor_id(); }) +# define put_cpu_light() migrate_enable() +#endif + /* * Callback to arch code if there's nosmp or maxcpus=0 on the * boot command line: |