Messages in this thread Patch in this message | | | Date | Sat, 20 Aug 2011 21:24:57 +0800 | From | Zhao Jin <> | Subject | [PATCH] x86: trivial: remove unnecessary get_order in free_thread_info |
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From: Zhao Jin <cronozhj@gmail.com>
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@gmail.com> --- 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) -- 1.7.4.1
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