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authorPekka Enberg <penberg@cs.helsinki.fi>2009-06-10 23:42:36 +0300
committerPekka Enberg <penberg@cs.helsinki.fi>2009-06-11 19:27:04 +0300
commit36b7b6d465489c4754c4fd66fcec6086eba87896 (patch)
treeb24eb922eea26181157c7e99047933d3df08ecfb /kernel
parent444f478f65c7ca4606f9965b31feed13fe2bc9fa (diff)
downloadlinux-2.6.34-ux500-36b7b6d465489c4754c4fd66fcec6086eba87896.tar.gz
sched: use kzalloc() instead of the bootmem allocator
Now that kmem_cache_init() happens before sched_init(), we should use kzalloc() and not the bootmem allocator. Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/sched.c20
1 files changed, 8 insertions, 12 deletions
diff --git a/kernel/sched.c b/kernel/sched.c
index 14c447ae5d5..a9ff9533355 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -68,7 +68,6 @@
#include <linux/pagemap.h>
#include <linux/hrtimer.h>
#include <linux/tick.h>
-#include <linux/bootmem.h>
#include <linux/debugfs.h>
#include <linux/ctype.h>
#include <linux/ftrace.h>
@@ -7782,21 +7781,18 @@ static void rq_attach_root(struct rq *rq, struct root_domain *rd)
static int __init_refok init_rootdomain(struct root_domain *rd, bool bootmem)
{
+ gfp_t gfp = GFP_KERNEL;
+
memset(rd, 0, sizeof(*rd));
- if (bootmem) {
- alloc_bootmem_cpumask_var(&def_root_domain.span);
- alloc_bootmem_cpumask_var(&def_root_domain.online);
- alloc_bootmem_cpumask_var(&def_root_domain.rto_mask);
- cpupri_init(&rd->cpupri, true);
- return 0;
- }
+ if (bootmem)
+ gfp = GFP_NOWAIT;
- if (!alloc_cpumask_var(&rd->span, GFP_KERNEL))
+ if (!alloc_cpumask_var(&rd->span, gfp))
goto out;
- if (!alloc_cpumask_var(&rd->online, GFP_KERNEL))
+ if (!alloc_cpumask_var(&rd->online, gfp))
goto free_span;
- if (!alloc_cpumask_var(&rd->rto_mask, GFP_KERNEL))
+ if (!alloc_cpumask_var(&rd->rto_mask, gfp))
goto free_online;
if (cpupri_init(&rd->cpupri, false) != 0)
@@ -9123,7 +9119,7 @@ void __init sched_init(void)
* we use alloc_bootmem().
*/
if (alloc_size) {
- ptr = (unsigned long)alloc_bootmem(alloc_size);
+ ptr = (unsigned long)kzalloc(alloc_size, GFP_NOWAIT);
#ifdef CONFIG_FAIR_GROUP_SCHED
init_task_group.se = (struct sched_entity **)ptr;