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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-12-15 14:52:16 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-12-15 14:52:16 -0300
commit8d91c1e411f55d7ea91b1183a2e9f8088fb4d5be (patch)
treee9891aa6c295060d065adffd610c4f49ecf884f3 /arch/x86/mm/numa.c
parenta71852147516bc1cb5b0b3cbd13639bfd4022dc8 (diff)
Linux-libre 4.3.2-gnu
Diffstat (limited to 'arch/x86/mm/numa.c')
-rw-r--r--arch/x86/mm/numa.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/x86/mm/numa.c b/arch/x86/mm/numa.c
index 4053bb58b..c3b3f653e 100644
--- a/arch/x86/mm/numa.c
+++ b/arch/x86/mm/numa.c
@@ -246,8 +246,10 @@ int __init numa_cleanup_meminfo(struct numa_meminfo *mi)
bi->start = max(bi->start, low);
bi->end = min(bi->end, high);
- /* and there's no empty block */
- if (bi->start >= bi->end)
+ /* and there's no empty or non-exist block */
+ if (bi->start >= bi->end ||
+ !memblock_overlaps_region(&memblock.memory,
+ bi->start, bi->end - bi->start))
numa_remove_memblk_from(i--, mi);
}