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authorIngo Molnar <mingo@elte.hu>2009-02-13 09:44:22 +0100
committerIngo Molnar <mingo@elte.hu>2009-02-13 09:44:22 +0100
commitf8a6b2b9cee298a9663cbe38ce1eb5240987cb62 (patch)
treeb356490269c9e77d164dcc1477792b882fbb8bdb /arch/sh/kernel/setup.c
parentba1511bf7fbda452138e4096bf10d5a382710f4f (diff)
parent071a0bc2ceace31266836801510879407a3701fa (diff)
Merge branch 'linus' into x86/apic
Conflicts: arch/x86/kernel/acpi/boot.c arch/x86/mm/fault.c
Diffstat (limited to 'arch/sh/kernel/setup.c')
-rw-r--r--arch/sh/kernel/setup.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/sh/kernel/setup.c b/arch/sh/kernel/setup.c
index 534247508572..370d2cfa34eb 100644
--- a/arch/sh/kernel/setup.c
+++ b/arch/sh/kernel/setup.c
@@ -262,11 +262,11 @@ void __init setup_bootmem_allocator(unsigned long free_pfn)
BOOTMEM_DEFAULT);
/*
- * reserve physical page 0 - it's a special BIOS page on many boxes,
- * enabling clean reboots, SMP operation, laptop functions.
+ * Reserve physical pages below CONFIG_ZERO_PAGE_OFFSET.
*/
- reserve_bootmem(__MEMORY_START, CONFIG_ZERO_PAGE_OFFSET,
- BOOTMEM_DEFAULT);
+ if (CONFIG_ZERO_PAGE_OFFSET != 0)
+ reserve_bootmem(__MEMORY_START, CONFIG_ZERO_PAGE_OFFSET,
+ BOOTMEM_DEFAULT);
sparse_memory_present_with_active_regions(0);