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Commit f9b615de authored by Thomas Gleixner's avatar Thomas Gleixner Committed by Pekka Enberg
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slub: Fix debugobjects with lockless fastpath 



On Thu, 24 Mar 2011, Ingo Molnar wrote:
> RIP: 0010:[<ffffffff810570a9>]  [<ffffffff810570a9>] get_next_timer_interrupt+0x119/0x260

That's a typical timer crash, but you were unable to debug it with
debugobjects because commit d3f661d6 broke those.

Cc: Christoph Lameter <cl@linux.com>
Tested-by: default avatarIngo Molnar <mingo@elte.hu>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Signed-off-by: default avatarPekka Enberg <penberg@kernel.org>
parent 6d1e9a42

mm/slub.c

+2 −2
Original line number Diff line number Diff line
@@ -849,11 +849,11 @@ static inline void slab_free_hook(struct kmem_cache *s, void *x) 
		local_irq_save(flags);

		kmemcheck_slab_free(s, x, s->objsize);

		debug_check_no_locks_freed(x, s->objsize);

		if (!(s->flags & SLAB_DEBUG_OBJECTS))

			debug_check_no_obj_freed(x, s->objsize);

		local_irq_restore(flags);

	}

#endif

	if (!(s->flags & SLAB_DEBUG_OBJECTS))

		debug_check_no_obj_freed(x, s->objsize);

}



/*