linux-kernel - [tip:x86/cleanups] x86: Remove BKL from microcode

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Date:	Wed, 14 Oct 2009 15:14:47 GMT
From:	tip-bot for Thomas Gleixner <tglx@...utronix.de>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, hpa@...or.com, mingo@...hat.com,
	tglx@...utronix.de
Subject: [tip:x86/cleanups] x86: Remove BKL from microcode

Commit-ID:  ac06ea2cd06291e63951b51dd7c9a23e6a1f2683
Gitweb:     http://git.kernel.org/tip/ac06ea2cd06291e63951b51dd7c9a23e6a1f2683
Author:     Thomas Gleixner <tglx@...utronix.de>
AuthorDate: Sat, 10 Oct 2009 09:35:48 +0200
Committer:  Thomas Gleixner <tglx@...utronix.de>
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@...utronix.de>
LKML-Reference: <20091010153349.196074920@...utronix.de>

---
 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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