The patch titled
zone allow unaligned zone boundaries add configuration
has been added to the -mm tree. Its filename is
zone-allow-unaligned-zone-boundaries-add-configuration.patch
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: zone allow unaligned zone boundaries add configuration
From: Andy Whitcroft <apw@xxxxxxxxxxxx>
Add a configuration definition for UNALIGNED_ZONE_BOUNDARIES. Default to
on unless the architecture indicates that it ensures that the boundaries
are correctly aligned.
Signed-off-by: Andy Whitcroft <apw@xxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
mm/Kconfig | 13 +++++++++++++
1 files changed, 13 insertions(+)
diff -puN mm/Kconfig~zone-allow-unaligned-zone-boundaries-add-configuration mm/Kconfig
--- devel/mm/Kconfig~zone-allow-unaligned-zone-boundaries-add-configuration 2006-05-22 04:18:22.000000000 -0700
+++ devel-akpm/mm/Kconfig 2006-05-22 04:18:22.000000000 -0700
@@ -145,3 +145,16 @@ config MIGRATION
while the virtual addresses are not changed. This is useful for
example on NUMA systems to put pages nearer to the processors accessing
the page.
+
+#
+# Support for buddy zone boundaries within a MAX_ORDER sized area.
+#
+config UNALIGNED_ZONE_BOUNDARIES
+ bool "Unaligned zone boundaries"
+ default n if ARCH_ALIGNED_ZONE_BOUNDARIES
+ default y
+ help
+ Adds checks to the buddy allocator to ensure we do not
+ coalesce buddies across zone boundaries. The default
+ should be correct for your architecture. Enable this if
+ you are having trouble and you are requested to in dmesg.
_
Patches currently in -mm which might be from apw@xxxxxxxxxxxx are
origin.patch
zone-init-check-and-report-unaligned-zone-boundaries.patch
zone-init-check-and-report-unaligned-zone-boundaries-fix-v2.patch
x86-align-highmem-zone-boundaries-with-numa.patch
zone-allow-unaligned-zone-boundaries.patch
zone-allow-unaligned-zone-boundaries-add-configuration.patch
x86-add-zone-alignment-qualifier.patch
pg_uncached-is-ia64-only.patch
squash-duplicate-page_to_pfn-and-pfn_to_page.patch
flatmem-relax-requirement-for-memory-to-start-at-pfn-0.patch
sparsemem-record-nid-during-memory-present.patch
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