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| author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2005-10-13 18:49:40 -0400 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2005-10-13 18:49:40 -0400 |
| commit | c8f32be3874a310fa963d47b534a98be1a05a4cc (patch) | |
| tree | d26d6760c0fdabda4f313f3b40172269b378bb48 /include | |
| parent | 7217cbccbd0c620a6d234ebbe5e58d46d2188d0e (diff) | |
| parent | 046d20b73960b7a2474b6d5e920d54c3fd7c23fe (diff) | |
Merge rsync://rsync.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/cpumask.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/cpumask.h b/include/linux/cpumask.h index b15826f6e3a2..fe9778301d07 100644 --- a/include/linux/cpumask.h +++ b/include/linux/cpumask.h @@ -392,4 +392,16 @@ extern cpumask_t cpu_present_map; #define for_each_online_cpu(cpu) for_each_cpu_mask((cpu), cpu_online_map) #define for_each_present_cpu(cpu) for_each_cpu_mask((cpu), cpu_present_map) +/* Find the highest possible smp_processor_id() */ +static inline unsigned int highest_possible_processor_id(void) +{ + unsigned int cpu, highest = 0; + + for_each_cpu_mask(cpu, cpu_possible_map) + highest = cpu; + + return highest; +} + + #endif /* __LINUX_CPUMASK_H */ |