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authorLinus Torvalds <torvalds@linux-foundation.org>2008-11-08 13:22:38 -0500
committerLinus Torvalds <torvalds@linux-foundation.org>2008-11-08 13:22:38 -0500
commitaf3e48ffce029a191f1bc4b8550e8571303233d5 (patch)
treea3d342da1b1b4904351e7e0378df2ace3fb04759 /drivers
parentd8af8582c321414087ed46512ffe5ce4f5c9c5da (diff)
parent01aab518b084a547940ed6ff334e9a7721c7dc71 (diff)
Merge branch 'oprofile-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'oprofile-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: oprofile: Fix p6 counter overflow check Cell OProfile: Incorrect local array size in activate spu profiling function Revert "Cell OProfile: Incorrect local array size in activate spu profiling function" oprofile: fix memory ordering Cell OProfile: Incorrect local array size in activate spu profiling function Change UTF8 chars in Kconfig help text about Oprofile AMD barcelona
Diffstat (limited to 'drivers')
-rw-r--r--drivers/oprofile/event_buffer.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/oprofile/event_buffer.c b/drivers/oprofile/event_buffer.c
index d962ba0dd87..191a3202cec 100644
--- a/drivers/oprofile/event_buffer.c
+++ b/drivers/oprofile/event_buffer.c
@@ -105,7 +105,7 @@ static int event_buffer_open(struct inode *inode, struct file *file)
105 if (!capable(CAP_SYS_ADMIN)) 105 if (!capable(CAP_SYS_ADMIN))
106 return -EPERM; 106 return -EPERM;
107 107
108 if (test_and_set_bit(0, &buffer_opened)) 108 if (test_and_set_bit_lock(0, &buffer_opened))
109 return -EBUSY; 109 return -EBUSY;
110 110
111 /* Register as a user of dcookies 111 /* Register as a user of dcookies
@@ -129,7 +129,7 @@ static int event_buffer_open(struct inode *inode, struct file *file)
129fail: 129fail:
130 dcookie_unregister(file->private_data); 130 dcookie_unregister(file->private_data);
131out: 131out:
132 clear_bit(0, &buffer_opened); 132 __clear_bit_unlock(0, &buffer_opened);
133 return err; 133 return err;
134} 134}
135 135
@@ -141,7 +141,7 @@ static int event_buffer_release(struct inode *inode, struct file *file)
141 dcookie_unregister(file->private_data); 141 dcookie_unregister(file->private_data);
142 buffer_pos = 0; 142 buffer_pos = 0;
143 atomic_set(&buffer_ready, 0); 143 atomic_set(&buffer_ready, 0);
144 clear_bit(0, &buffer_opened); 144 __clear_bit_unlock(0, &buffer_opened);
145 return 0; 145 return 0;
146} 146}
147 147