diff options
| author | Jiri Kosina <jkosina@suse.cz> | 2007-03-28 18:12:34 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-03-28 13:58:02 -0700 |
| commit | 4dfc896e90359df04c80da5ab08ec31e87846c43 (patch) | |
| tree | 1d68ae9c2e07c87f7cbc2f4b5c10d98a6c60a874 /block | |
| parent | 6faee84b006af55bab9908741dd76916c8450be2 (diff) | |
[PATCH] oprofile: fix potential deadlock on oprofilefs_lock
nmi_cpu_setup() is called from hardirq context and acquires oprofilefs_lock.
alloc_event_buffer() and oprofilefs_ulong_from_user() acquire this lock
without disabling irqs, which could deadlock.
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'block')
0 files changed, 0 insertions, 0 deletions