lkml.org 
[lkml]   [2011]   [Aug]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[tip:x86/cleanups] x86, mm, trivial: Rmove unnecessary get_order in free_thread_info
Commit-ID:  54f6de81be44e889d66c144fc449fefe586aa3b8
Gitweb: http://git.kernel.org/tip/54f6de81be44e889d66c144fc449fefe586aa3b8
Author: Zhao Jin <cronozhj@gmail.com>
AuthorDate: Sat, 20 Aug 2011 21:24:57 +0800
Committer: H. Peter Anvin <hpa@linux.intel.com>
CommitDate: Mon, 22 Aug 2011 15:37:31 -0700

x86, mm, trivial: Rmove 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@gmail.com>
Link: http://lkml.kernel.org/r/4E4FB5A9.700@gmail.com
Signed-off-by: H. Peter Anvin <hpa@linux.intel.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)

\
 
 \ /
  Last update: 2011-08-23 00:53    [W:0.044 / U:1.028 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site