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authorArnd Bergmann <arnd@arndb.de>2008-05-20 13:16:16 -0400
committerJonathan Corbet <corbet@lwn.net>2008-06-20 16:05:59 -0400
commit77149367dade50af8370420265bd4f818cde8afd (patch)
tree015b152e8e6c772d23be303bd83b1dd0a40ce08b /arch
parentb78032a7e52995b42d231d0064358eef16c9a8cc (diff)
microcode: BKL pushdown
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/kernel/microcode.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/kernel/microcode.c b/arch/x86/kernel/microcode.c
index 69729e38b78a..9f0a994eef9b 100644
--- a/arch/x86/kernel/microcode.c
+++ b/arch/x86/kernel/microcode.c
@@ -75,6 +75,7 @@
75#include <linux/kernel.h> 75#include <linux/kernel.h>
76#include <linux/init.h> 76#include <linux/init.h>
77#include <linux/sched.h> 77#include <linux/sched.h>
78#include <linux/smp_lock.h>
78#include <linux/cpumask.h> 79#include <linux/cpumask.h>
79#include <linux/module.h> 80#include <linux/module.h>
80#include <linux/slab.h> 81#include <linux/slab.h>
@@ -422,6 +423,7 @@ out:
422 423
423static int microcode_open (struct inode *unused1, struct file *unused2) 424static int microcode_open (struct inode *unused1, struct file *unused2)
424{ 425{
426 cycle_kernel_lock();
425 return capable(CAP_SYS_RAWIO) ? 0 : -EPERM; 427 return capable(CAP_SYS_RAWIO) ? 0 : -EPERM;
426} 428}
427 429