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authorJiri Kosina <jkosina@suse.cz>2010-06-16 12:08:13 -0400
committerJiri Kosina <jkosina@suse.cz>2010-06-16 12:08:13 -0400
commitf1bbbb6912662b9f6070c5bfc4ca9eb1f06a9d5b (patch)
treec2c130a74be25b0b2dff992e1a195e2728bdaadd /arch/ia64/sn
parentfd0961ff67727482bb20ca7e8ea97b83e9de2ddb (diff)
parent7e27d6e778cd87b6f2415515d7127eba53fe5d02 (diff)
Merge branch 'master' into for-next
Diffstat (limited to 'arch/ia64/sn')
-rw-r--r--arch/ia64/sn/kernel/sn2/sn_hwperf.c9
1 files changed, 2 insertions, 7 deletions
diff --git a/arch/ia64/sn/kernel/sn2/sn_hwperf.c b/arch/ia64/sn/kernel/sn2/sn_hwperf.c
index f6c1c5fd075..fa1eceed0d2 100644
--- a/arch/ia64/sn/kernel/sn2/sn_hwperf.c
+++ b/arch/ia64/sn/kernel/sn2/sn_hwperf.c
@@ -30,7 +30,6 @@
30#include <linux/miscdevice.h> 30#include <linux/miscdevice.h>
31#include <linux/utsname.h> 31#include <linux/utsname.h>
32#include <linux/cpumask.h> 32#include <linux/cpumask.h>
33#include <linux/smp_lock.h>
34#include <linux/nodemask.h> 33#include <linux/nodemask.h>
35#include <linux/smp.h> 34#include <linux/smp.h>
36#include <linux/mutex.h> 35#include <linux/mutex.h>
@@ -682,8 +681,7 @@ static int sn_hwperf_map_err(int hwperf_err)
682/* 681/*
683 * ioctl for "sn_hwperf" misc device 682 * ioctl for "sn_hwperf" misc device
684 */ 683 */
685static int 684static long sn_hwperf_ioctl(struct file *fp, u32 op, unsigned long arg)
686sn_hwperf_ioctl(struct inode *in, struct file *fp, u32 op, unsigned long arg)
687{ 685{
688 struct sn_hwperf_ioctl_args a; 686 struct sn_hwperf_ioctl_args a;
689 struct cpuinfo_ia64 *cdata; 687 struct cpuinfo_ia64 *cdata;
@@ -699,8 +697,6 @@ sn_hwperf_ioctl(struct inode *in, struct file *fp, u32 op, unsigned long arg)
699 int i; 697 int i;
700 int j; 698 int j;
701 699
702 unlock_kernel();
703
704 /* only user requests are allowed here */ 700 /* only user requests are allowed here */
705 if ((op & SN_HWPERF_OP_MASK) < 10) { 701 if ((op & SN_HWPERF_OP_MASK) < 10) {
706 r = -EINVAL; 702 r = -EINVAL;
@@ -859,12 +855,11 @@ sn_hwperf_ioctl(struct inode *in, struct file *fp, u32 op, unsigned long arg)
859error: 855error:
860 vfree(p); 856 vfree(p);
861 857
862 lock_kernel();
863 return r; 858 return r;
864} 859}
865 860
866static const struct file_operations sn_hwperf_fops = { 861static const struct file_operations sn_hwperf_fops = {
867 .ioctl = sn_hwperf_ioctl, 862 .unlocked_ioctl = sn_hwperf_ioctl,
868}; 863};
869 864
870static struct miscdevice sn_hwperf_dev = { 865static struct miscdevice sn_hwperf_dev = {