-stable review patch. If anyone has any objections, please let us know.
------------------
From: David Rientjes <[email protected]>
Stops panic associated with attempting to free a non slab-allocated
per_cpu_pageset.
Signed-off-by: David Rientjes <[email protected]>
Acked-by: Christoph Lameter <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
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);
}
}
--
-
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