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authorYinghai Lu <yinghai@kernel.org>2009-11-21 00:23:37 -0800
committerIngo Molnar <mingo@elte.hu>2009-11-23 10:00:48 +0100
commit021428ad1418cf3c386a1a0157140c3ea29b17ef (patch)
tree52b77975afb95554ac195909879debe091061361 /arch/x86/mm/numa_64.c
parent44280733e71ad15377735b42d8538c109c94d7e3 (diff)
x86, numa, bootmem: Only free bootmem on NUMA failure path
In the NUMA bootmem setup failure path we freed nodedata_phys incorrectly. Signed-off-by: Yinghai Lu <yinghai@kernel.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Rusty Russell <rusty@rustcorp.com.au> Cc: David Rientjes <rientjes@google.com> Cc: Andrew Morton <akpm@linux-foundation.org> LKML-Reference: <4B07A739.3030104@kernel.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/mm/numa_64.c')
-rw-r--r--arch/x86/mm/numa_64.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/arch/x86/mm/numa_64.c b/arch/x86/mm/numa_64.c
index 086f98a66d80..3acd870d316a 100644
--- a/arch/x86/mm/numa_64.c
+++ b/arch/x86/mm/numa_64.c
@@ -239,8 +239,14 @@ setup_node_bootmem(int nodeid, unsigned long start, unsigned long end)
bootmap = early_node_mem(nodeid, bootmap_start, end,
bootmap_pages<<PAGE_SHIFT, PAGE_SIZE);
if (bootmap == NULL) {
- if (nodedata_phys < start || nodedata_phys >= end)
- free_bootmem(nodedata_phys, pgdat_size);
+ if (nodedata_phys < start || nodedata_phys >= end) {
+ /*
+ * only need to free it if it is from other node
+ * bootmem
+ */
+ if (nid != nodeid)
+ free_bootmem(nodedata_phys, pgdat_size);
+ }
node_data[nodeid] = NULL;
return;
}