Commit 3fe14ab5 authored by Tejun Heo's avatar Tejun Heo Committed by H. Peter Anvin

x86-32, numa: Fix failure condition check in alloc_remap()

node_remap_{start|end}_vaddr[] describe [start, end) ranges; however,
alloc_remap() incorrectly failed when the current allocation + size
equaled the end but it should fail only when it goes over.  Fix it.
Signed-off-by: default avatarTejun Heo <tj@kernel.org>
Link: http://lkml.kernel.org/r/1301955840-7246-2-git-send-email-tj@kernel.orgAcked-by: default avatarYinghai Lu <yinghai@kernel.org>
Cc: David Rientjes <rientjes@google.com>
Signed-off-by: default avatarH. Peter Anvin <hpa@zytor.com>
parent 6221f222
......@@ -200,7 +200,7 @@ void *alloc_remap(int nid, unsigned long size)
size = ALIGN(size, L1_CACHE_BYTES);
if (!allocation || (allocation + size) >= node_remap_end_vaddr[nid])
if (!allocation || (allocation + size) > node_remap_end_vaddr[nid])
return NULL;
node_remap_alloc_vaddr[nid] += size;
......
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