Commit-ID: c812d8f7ad27bd5f1ed1c790eea8527b6f8ff1c7
Gitweb: http://git.kernel.org/tip/c812d8f7ad27bd5f1ed1c790eea8527b6f8ff1c7
Author: Zhao Jin <cronozhj@xxxxxxxxx>
AuthorDate: Sat, 20 Aug 2011 21:24:57 +0800
Committer: Ingo Molnar <mingo@xxxxxxx>
CommitDate: Tue, 23 Aug 2011 21:49:35 +0200
x86, mm, trivial: Remove unnecessary get_order() in free_thread_info()
Because THREAD_SIZE is defined as PAGE_SIZE << THREAD_ORDER on x86, the
call of get_order(THREAD_SIZE) can be replaced with THREAD_ORDER.
Signed-off-by: Zhao Jin <cronozhj@xxxxxxxxx>
Link: http://lkml.kernel.org/r/4E4FB5A9.700@xxxxxxxxx
Signed-off-by: H. Peter Anvin <hpa@xxxxxxxxxxxxxxx>
Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
---
arch/x86/kernel/process.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c
index e7e3b01..b9b3b1a 100644
--- a/arch/x86/kernel/process.c
+++ b/arch/x86/kernel/process.c
@@ -49,7 +49,7 @@ void free_thread_xstate(struct task_struct *tsk)
void free_thread_info(struct thread_info *ti)
{
free_thread_xstate(ti->task);
- free_pages((unsigned long)ti, get_order(THREAD_SIZE));
+ free_pages((unsigned long)ti, THREAD_ORDER);
}
void arch_task_cache_init(void)
--
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