mirrors
/
linux-stable
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
1
0
Fork 0
Code Issues Releases Wiki Activity

[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>
This commit is contained in:
Vivek Goyal 2006-01-09 20:51:42 -08:00 committed by Linus Torvalds
parent 51be5606d9
commit 35ed319a36
1 changed files with 0 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/base/cpu.c
View File

@ -101,10 +101,8 @@ static ssize_t show_crash_notes(struct sys_device *dev, char *buf)
* boot up and this data does not change there after. Hence this
* operation should be safe. No locking required.
*/
get_cpu();
addr = __pa(per_cpu_ptr(crash_notes, cpunum));
rc = sprintf(buf, "%Lx\n", addr);
put_cpu();
return rc;
}
static SYSDEV_ATTR(crash_notes, 0400, show_crash_notes, NULL);