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| author | Cyrill Gorcunov <gorcunov@gmail.com> | 2009-03-31 15:19:25 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-04-01 08:59:11 -0700 |
| commit | ef161a9863b045909142daea9490b067997f3dc5 (patch) | |
| tree | 2cf6aa8a617110c7680978b8aaceea87ec6d2a3d /mm | |
| parent | 0f043a81ebe84be3576667f04fdda481609e3816 (diff) | |
| download | lwn-ef161a9863b045909142daea9490b067997f3dc5.tar.gz lwn-ef161a9863b045909142daea9490b067997f3dc5.zip | |
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')
| -rw-r--r-- | mm/sparse.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/mm/sparse.c b/mm/sparse.c index 083f5b63e7a8..da432d9f0ae8 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); |