| Date | Wed, 11 Oct 2006 14:07:22 -0700 | From | Greg KH <> | Subject | [patch 42/67] do not free non slab allocated per_cpu_pageset |
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-stable review patch. If anyone has any objections, please let us know.
------------------ From: David Rientjes <rientjes@cs.washington.edu>
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> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
--- mm/page_alloc.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
--- linux-2.6.18.orig/mm/page_alloc.c +++ linux-2.6.18/mm/page_alloc.c @@ -1845,8 +1845,10 @@ static inline void free_zone_pagesets(in for_each_zone(zone) { 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; - kfree(pset); } } -- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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