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| author | Eric Dumazet <eric.dumazet@gmail.com> | 2011-03-22 16:30:42 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-03-22 17:44:01 -0700 |
| commit | b6a84016bd2598e35ead635147fa53619982648d (patch) | |
| tree | a73dc0ef4e353723bf123898f0fc143e587c16d8 /arch/x86 | |
| parent | 504f52b5439aaf26d3e2c1d45ec10fce38c8dd27 (diff) | |
| download | op-kernel-dev-b6a84016bd2598e35ead635147fa53619982648d.zip op-kernel-dev-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/x86')
| -rw-r--r-- | arch/x86/include/asm/thread_info.h | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/arch/x86/include/asm/thread_info.h b/arch/x86/include/asm/thread_info.h index f0b6e5d..1f2e61e 100644 --- a/arch/x86/include/asm/thread_info.h +++ b/arch/x86/include/asm/thread_info.h @@ -161,8 +161,14 @@ struct thread_info { #define __HAVE_ARCH_THREAD_INFO_ALLOCATOR -#define alloc_thread_info(tsk) \ - ((struct thread_info *)__get_free_pages(THREAD_FLAGS, THREAD_ORDER)) +#define alloc_thread_info_node(tsk, node) \ +({ \ + struct page *page = alloc_pages_node(node, THREAD_FLAGS, \ + THREAD_ORDER); \ + struct thread_info *ret = page ? page_address(page) : NULL; \ + \ + ret; \ +}) #ifdef CONFIG_X86_32 |
