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authorDaniel Yeisley <dan.yeisley@unisys.com>2008-03-25 17:59:08 -0400
committerChristoph Lameter <clameter@sgi.com>2008-03-26 13:44:17 -0400
commitec1f5eeeb5a79a0d48036de649a3498da42db565 (patch)
tree29b34d9aae8b61633e8ad549864d97cc474ec6b2 /mm/slab.c
parent53625b4204753b904addd40ca96d9ba802e6977d (diff)
slab: fix cache_cache bootstrap in kmem_cache_init()
Commit 556a169dab38b5100df6f4a45b655dddd3db94c1 ("slab: fix bootstrap on memoryless node") introduced bootstrap-time cache_cache list3s for all nodes but forgot that initkmem_list3 needs to be accessed by [somevalue + node]. This patch fixes list_add() corruption in mm/slab.c seen on the ES7000. Cc: Mel Gorman <mel@csn.ul.ie> Cc: Olaf Hering <olaf@aepfle.de> Cc: Christoph Lameter <clameter@sgi.com> Signed-off-by: Dan Yeisley <dan.yeisley@unisys.com> Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi> Signed-off-by: Christoph Lameter <clameter@sgi.com>
Diffstat (limited to 'mm/slab.c')
-rw-r--r--mm/slab.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/slab.c b/mm/slab.c
index bb4070e1079f..04b308c3bc54 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -1481,7 +1481,7 @@ void __init kmem_cache_init(void)
1481 list_add(&cache_cache.next, &cache_chain); 1481 list_add(&cache_cache.next, &cache_chain);
1482 cache_cache.colour_off = cache_line_size(); 1482 cache_cache.colour_off = cache_line_size();
1483 cache_cache.array[smp_processor_id()] = &initarray_cache.cache; 1483 cache_cache.array[smp_processor_id()] = &initarray_cache.cache;
1484 cache_cache.nodelists[node] = &initkmem_list3[CACHE_CACHE]; 1484 cache_cache.nodelists[node] = &initkmem_list3[CACHE_CACHE + node];
1485 1485
1486 /* 1486 /*
1487 * struct kmem_cache size depends on nr_node_ids, which 1487 * struct kmem_cache size depends on nr_node_ids, which
@@ -1602,7 +1602,7 @@ void __init kmem_cache_init(void)
1602 int nid; 1602 int nid;
1603 1603
1604 for_each_online_node(nid) { 1604 for_each_online_node(nid) {
1605 init_list(&cache_cache, &initkmem_list3[CACHE_CACHE], nid); 1605 init_list(&cache_cache, &initkmem_list3[CACHE_CACHE + nid], nid);
1606 1606
1607 init_list(malloc_sizes[INDEX_AC].cs_cachep, 1607 init_list(malloc_sizes[INDEX_AC].cs_cachep,
1608 &initkmem_list3[SIZE_AC + nid], nid); 1608 &initkmem_list3[SIZE_AC + nid], nid);