The patch titled
mm: mminit_validate_memmodel_limits(): remove redundant test
has been added to the -mm tree. Its filename is
mm-mminit_validate_memmodel_limits-get-rid-of-redundant-test.patch
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------------------------------------------------------
Subject: mm: mminit_validate_memmodel_limits(): remove redundant test
From: Cyrill Gorcunov <gorcunov@xxxxxxxxx>
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@xxxxxxxxxx>
Reviewed-by: Christoph Lameter <cl@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/sparse.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff -puN mm/sparse.c~mm-mminit_validate_memmodel_limits-get-rid-of-redundant-test mm/sparse.c
--- a/mm/sparse.c~mm-mminit_validate_memmodel_limits-get-rid-of-redundant-test
+++ a/mm/sparse.c
@@ -164,9 +164,7 @@ void __meminit mminit_validate_memmodel_
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);
_
Patches currently in -mm which might be from gorcunov@xxxxxxxxx are
mm-mminit_validate_memmodel_limits-get-rid-of-redundant-test.patch
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