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authorEric Dumazet <eric.dumazet@gmail.com>2011-03-22 16:30:42 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-03-22 17:44:01 -0700
commitb6a84016bd2598e35ead635147fa53619982648d (patch)
treea73dc0ef4e353723bf123898f0fc143e587c16d8 /arch/powerpc
parent504f52b5439aaf26d3e2c1d45ec10fce38c8dd27 (diff)
downloadlinaro-lsk-b6a84016bd2598e35ead635147fa53619982648d.tar.gz
mm: NUMA aware alloc_thread_info_node()
Add a node parameter to alloc_thread_info(), and change its name to alloc_thread_info_node() This change is needed to allow NUMA aware kthread_create_on_cpu() Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Acked-by: David S. Miller <davem@davemloft.net> Reviewed-by: Andi Kleen <ak@linux.intel.com> Acked-by: Rusty Russell <rusty@rustcorp.com.au> Cc: Tejun Heo <tj@kernel.org> Cc: Tony Luck <tony.luck@intel.com> Cc: Fenghua Yu <fenghua.yu@intel.com> Cc: David Howells <dhowells@redhat.com> Cc: <linux-arch@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/powerpc')
-rw-r--r--arch/powerpc/include/asm/thread_info.h2
-rw-r--r--arch/powerpc/kernel/process.c4
2 files changed, 3 insertions, 3 deletions
diff --git a/arch/powerpc/include/asm/thread_info.h b/arch/powerpc/include/asm/thread_info.h
index 65eb85976a0..d8529ef13b2 100644
--- a/arch/powerpc/include/asm/thread_info.h
+++ b/arch/powerpc/include/asm/thread_info.h
@@ -72,7 +72,7 @@ struct thread_info {
#define __HAVE_ARCH_THREAD_INFO_ALLOCATOR
-extern struct thread_info *alloc_thread_info(struct task_struct *tsk);
+extern struct thread_info *alloc_thread_info_node(struct task_struct *tsk, int node);
extern void free_thread_info(struct thread_info *ti);
#endif /* THREAD_SHIFT < PAGE_SHIFT */
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index 8303a6c65ef..f74f355a961 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -1218,11 +1218,11 @@ void __ppc64_runlatch_off(void)
static struct kmem_cache *thread_info_cache;
-struct thread_info *alloc_thread_info(struct task_struct *tsk)
+struct thread_info *alloc_thread_info_node(struct task_struct *tsk, int node)
{
struct thread_info *ti;
- ti = kmem_cache_alloc(thread_info_cache, GFP_KERNEL);
+ ti = kmem_cache_alloc_node(thread_info_cache, GFP_KERNEL, node);
if (unlikely(ti == NULL))
return NULL;
#ifdef CONFIG_DEBUG_STACK_USAGE