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authorPekka Enberg <penberg@cs.helsinki.fi>2009-06-11 08:41:22 +0300
committerPekka Enberg <penberg@cs.helsinki.fi>2009-06-11 19:27:12 +0300
commit0fb530291621c8b8a1b16abeeab05d9262489f71 (patch)
tree4b5fbb1781b279caf9cd20fb1ef5d04028548f43 /kernel
parent4bdddf8ff9bbb8aa7b4d7847586202bd25842c90 (diff)
downloadlinux-2.6.34-ux500-0fb530291621c8b8a1b16abeeab05d9262489f71.tar.gz
sched: use slab in cpupri_init()
Lets not use the bootmem allocator in cpupri_init() as slab is already up when it is run. Cc: Ingo Molnar <mingo@elte.hu> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Yinghai Lu <yinghai@kernel.org> Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/sched.c2
-rw-r--r--kernel/sched_cpupri.c8
2 files changed, 6 insertions, 4 deletions
diff --git a/kernel/sched.c b/kernel/sched.c
index 12cc09cf514..dcf2dc28931 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -7795,7 +7795,7 @@ static int __init_refok init_rootdomain(struct root_domain *rd, bool bootmem)
if (!alloc_cpumask_var(&rd->rto_mask, gfp))
goto free_online;
- if (cpupri_init(&rd->cpupri, false) != 0)
+ if (cpupri_init(&rd->cpupri, bootmem) != 0)
goto free_rto_mask;
return 0;
diff --git a/kernel/sched_cpupri.c b/kernel/sched_cpupri.c
index 344712a5e3e..7deffc9f0e5 100644
--- a/kernel/sched_cpupri.c
+++ b/kernel/sched_cpupri.c
@@ -154,8 +154,12 @@ void cpupri_set(struct cpupri *cp, int cpu, int newpri)
*/
int __init_refok cpupri_init(struct cpupri *cp, bool bootmem)
{
+ gfp_t gfp = GFP_KERNEL;
int i;
+ if (bootmem)
+ gfp = GFP_NOWAIT;
+
memset(cp, 0, sizeof(*cp));
for (i = 0; i < CPUPRI_NR_PRIORITIES; i++) {
@@ -163,9 +167,7 @@ int __init_refok cpupri_init(struct cpupri *cp, bool bootmem)
spin_lock_init(&vec->lock);
vec->count = 0;
- if (bootmem)
- alloc_bootmem_cpumask_var(&vec->mask);
- else if (!zalloc_cpumask_var(&vec->mask, GFP_KERNEL))
+ if (!zalloc_cpumask_var(&vec->mask, gfp))
goto cleanup;
}