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authorVivek Goyal <vgoyal@in.ibm.com>2006-01-09 23:51:42 -0500
committerLinus Torvalds <torvalds@g5.osdl.org>2006-01-10 11:01:26 -0500
commit35ed319a36cdfd88fc3debe6ce24e756bc474cce (patch)
tree89d0f142652ae172a33b7433973acd465dd977d1 /drivers/base/cpu.c
parent51be5606d9ff9eb27ed6514f6172fbd7578a25d6 (diff)
[PATCH] kdump: export per cpu crash notes pointer through sysfs (fix)
Removes the call to get_cpu() and put_cpu() as it is not required. Signed-off-by: Vivek Goyal <vgoyal@in.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/base/cpu.c')
-rw-r--r--drivers/base/cpu.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/base/cpu.c b/drivers/base/cpu.c
index 982e6583cd63..07a7f97e1de9 100644
--- a/drivers/base/cpu.c
+++ b/drivers/base/cpu.c
@@ -101,10 +101,8 @@ static ssize_t show_crash_notes(struct sys_device *dev, char *buf)
101 * boot up and this data does not change there after. Hence this 101 * boot up and this data does not change there after. Hence this
102 * operation should be safe. No locking required. 102 * operation should be safe. No locking required.
103 */ 103 */
104 get_cpu();
105 addr = __pa(per_cpu_ptr(crash_notes, cpunum)); 104 addr = __pa(per_cpu_ptr(crash_notes, cpunum));
106 rc = sprintf(buf, "%Lx\n", addr); 105 rc = sprintf(buf, "%Lx\n", addr);
107 put_cpu();
108 return rc; 106 return rc;
109} 107}
110static SYSDEV_ATTR(crash_notes, 0400, show_crash_notes, NULL); 108static SYSDEV_ATTR(crash_notes, 0400, show_crash_notes, NULL);