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| author | Andrew Morton <akpm@osdl.org> | 2006-03-25 03:08:09 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-25 08:23:00 -0800 |
| commit | 8630282070b4a52b12cfa514ba8558e2f3d56360 (patch) | |
| tree | cf648185ccc0a0ba4e7cf752c1c09a0272a6d192 /include/linux/cpumask.h | |
| parent | 3d18bd74a22d0bed3bc81fc64c4ba6344a10f155 (diff) | |
| download | linux-stable-8630282070b4a52b12cfa514ba8558e2f3d56360.tar.gz linux-stable-8630282070b4a52b12cfa514ba8558e2f3d56360.tar.bz2 linux-stable-8630282070b4a52b12cfa514ba8558e2f3d56360.zip | |
[PATCH] cpumask: uninline highest_possible_processor_id()
Shrinks the only caller (net/bridge/netfilter/ebtables.c) by 174 bytes.
Also, optimise highest_possible_processor_id() out of existence on
CONFIG_SMP=n.
Cc: Paul Jackson <pj@sgi.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/linux/cpumask.h')
| -rw-r--r-- | include/linux/cpumask.h | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/include/linux/cpumask.h b/include/linux/cpumask.h index 4b29e508a0b6..f770039344c5 100644 --- a/include/linux/cpumask.h +++ b/include/linux/cpumask.h @@ -396,6 +396,12 @@ extern cpumask_t cpu_present_map; #define cpu_present(cpu) ((cpu) == 0) #endif +#ifdef CONFIG_SMP +int highest_possible_processor_id(void); +#else +#define highest_possible_processor_id() 0 +#endif + #define any_online_cpu(mask) \ ({ \ int cpu; \ @@ -409,14 +415,5 @@ 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() */ -#define highest_possible_processor_id() \ -({ \ - unsigned int cpu, highest = 0; \ - for_each_cpu_mask(cpu, cpu_possible_map) \ - highest = cpu; \ - highest; \ -}) - #endif /* __LINUX_CPUMASK_H */ |