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[PATCH] do not free non slab allocated per_cpu_pageset

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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>
This commit is contained in:
David Rientjes 2006-09-25 16:24:57 -07:00 committed by Linus Torvalds
parent 24fd425edd
commit f3ef9ead31
1 changed files with 3 additions and 1 deletions
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4
mm/page_alloc.c
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@ -1845,8 +1845,10 @@ static inline void free_zone_pagesets(int cpu)
for_each_zone(zone) { for_each_zone(zone) {
struct per_cpu_pageset *pset = zone_pcp(zone, cpu); struct per_cpu_pageset *pset = zone_pcp(zone, cpu);
/* Free per_cpu_pageset if it is slab allocated */
if (pset != &boot_pageset[cpu])
kfree(pset);
zone_pcp(zone, cpu) = NULL; zone_pcp(zone, cpu) = NULL;
kfree(pset);
} }
} }