tree 855a6737a2275317bcd3f3a9934c33dcadba6e6f
parent 5a1b3999d6cb7ab87f1f3b1700bc91839fd6fa29
author Andi Kleen <ak@suse.de> 1159260754 +0200
committer Andi Kleen <andi@basil.nowhere.org> 1159260754 +0200

[PATCH] Avoid recursion in lockdep when stack tracer takes locks

The new dwarf2 unwinder needs to take locks to do backtraces
inside modules. This patch makes sure lockdep which calls
stacktrace is not reentered.

Thanks to Ingo for suggesting this simpler approach.

Cc: mingo@elte.hu
Signed-off-by: Andi Kleen <ak@suse.de>