Commit f3ef9ead authored Sep 25, 2006 by David Rientjes Committed by Linus Torvalds Sep 25, 2006

[PATCH] do not free non slab allocated per_cpu_pageset



Stops panic associated with attempting to free a non slab-allocated
per_cpu_pageset.

Signed-off-by: David Rientjes <rientjes@cs.washington.edu>
Acked-by: Christoph Lameter <clameter@sgi.com>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

parent 24fd425e

mm/page_alloc.c

+3 −1

Original line number	Diff line number	Diff line
		@@ -1845,8 +1845,10 @@ static inline void free_zone_pagesets(int cpu)
		for_each_zone(zone) {
		struct per_cpu_pageset *pset = zone_pcp(zone, cpu);

		zone_pcp(zone, cpu) = NULL;
		/* Free per_cpu_pageset if it is slab allocated */
		if (pset != &boot_pageset[cpu])
		kfree(pset);
		zone_pcp(zone, cpu) = NULL;
		}
		}