[tip:x86/cleanups] x86: Remove BKL from microcode

From: tip-bot for Thomas Gleixner
Date: Wed Oct 14 2009 - 11:16:28 EST


Commit-ID: ac06ea2cd06291e63951b51dd7c9a23e6a1f2683
Gitweb: http://git.kernel.org/tip/ac06ea2cd06291e63951b51dd7c9a23e6a1f2683
Author: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
AuthorDate: Sat, 10 Oct 2009 09:35:48 +0200
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Wed, 14 Oct 2009 17:04:48 +0200

x86: Remove BKL from microcode

cycle_lock_kernel() in microcode_open() is a worthless exercise as
there is nothing to wait for. Remove it.

Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
LKML-Reference: <20091010153349.196074920@xxxxxxxxxxxxx>

---
arch/x86/kernel/microcode_core.c | 2 --
1 files changed, 0 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kernel/microcode_core.c b/arch/x86/kernel/microcode_core.c
index 378e9a8..2bcad39 100644
--- a/arch/x86/kernel/microcode_core.c
+++ b/arch/x86/kernel/microcode_core.c
@@ -73,7 +73,6 @@
#include <linux/platform_device.h>
#include <linux/miscdevice.h>
#include <linux/capability.h>
-#include <linux/smp_lock.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/mutex.h>
@@ -201,7 +200,6 @@ static int do_microcode_update(const void __user *buf, size_t size)

static int microcode_open(struct inode *unused1, struct file *unused2)
{
- cycle_kernel_lock();
return capable(CAP_SYS_RAWIO) ? 0 : -EPERM;
}

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