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authorCyrill Gorcunov <gorcunov@gmail.com>2009-03-31 15:19:25 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-04-01 08:59:11 -0700
commitef161a9863b045909142daea9490b067997f3dc5 (patch)
tree2cf6aa8a617110c7680978b8aaceea87ec6d2a3d /mm/sparse.c
parent0f043a81ebe84be3576667f04fdda481609e3816 (diff)
downloadlinux-ef161a9863b045909142daea9490b067997f3dc5.tar.gz
mm: mminit_validate_memmodel_limits(): remove redundant test
In case if start_pfn overlap the upper bound no need to test end_pfn again since we have it already trimmed. Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org> Reviewed-by: Christoph Lameter <cl@linux-foundation.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/sparse.c')
-rw-r--r--mm/sparse.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/mm/sparse.c b/mm/sparse.c
index 083f5b63e7a..da432d9f0ae 100644
--- a/mm/sparse.c
+++ b/mm/sparse.c
@@ -164,9 +164,7 @@ void __meminit mminit_validate_memmodel_limits(unsigned long *start_pfn,
WARN_ON_ONCE(1);
*start_pfn = max_sparsemem_pfn;
*end_pfn = max_sparsemem_pfn;
- }
-
- if (*end_pfn > max_sparsemem_pfn) {
+ } else if (*end_pfn > max_sparsemem_pfn) {
mminit_dprintk(MMINIT_WARNING, "pfnvalidation",
"End of range %lu -> %lu exceeds SPARSEMEM max %lu\n",
*start_pfn, *end_pfn, max_sparsemem_pfn);