diff options
| author | Mike Travis <travis@sgi.com> | 2008-07-24 18:21:30 -0700 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-07-26 16:40:33 +0200 |
| commit | 6524d938b3360504b43a1278b5a8403e85383d1a (patch) | |
| tree | 8edbe9e88883e992f63c68ca0f1ea3ab4594ebb9 /kernel | |
| parent | b8d317d10cca76cabe6b03ebfeb23cc99118b731 (diff) | |
| download | linux-6524d938b3360504b43a1278b5a8403e85383d1a.tar.gz linux-6524d938b3360504b43a1278b5a8403e85383d1a.tar.bz2 linux-6524d938b3360504b43a1278b5a8403e85383d1a.zip | |
cpumask: put cpumask_of_cpu_map in the initdata section
* Create the cpumask_of_cpu_map statically in the init data section
using NR_CPUS but replace it during boot up with one sized by
nr_cpu_ids (num possible cpus).
Signed-off-by: Mike Travis <travis@sgi.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Jack Steiner <steiner@sgi.com>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/cpu.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/kernel/cpu.c b/kernel/cpu.c index fe31ff3d3809..9d4e1c28c053 100644 --- a/kernel/cpu.c +++ b/kernel/cpu.c @@ -462,7 +462,6 @@ out: #endif /* CONFIG_SMP */ -#ifndef CONFIG_HAVE_CPUMASK_OF_CPU_MAP /* 64 bits of zeros, for initializers. */ #if BITS_PER_LONG == 32 #define Z64 0, 0 @@ -509,7 +508,11 @@ out: /* We want this statically initialized, just to be safe. We try not * to waste too much space, either. */ -static const cpumask_t cpumask_map[] = { +static const cpumask_t cpumask_map[] +#ifdef CONFIG_HAVE_CPUMASK_OF_CPU_MAP +__initdata +#endif += { CMI0(0), CMI0(1), CMI0(2), CMI0(3), #if NR_CPUS > 4 CMI0(4), CMI0(5), CMI0(6), CMI0(7), @@ -569,4 +572,3 @@ static const cpumask_t cpumask_map[] = { }; const cpumask_t *cpumask_of_cpu_map = cpumask_map; -#endif /* !CONFIG_HAVE_CPUMASK_OF_CPU_MAP */ |