Messages in this thread Patch in this message | | | From | Yinghai Lu <> | Subject | [PATCH 35/39] x86: make e820 to be __initdata | Date | Thu, 8 Apr 2010 23:04:04 -0700 |
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Finally no user after init boot stage. We can free it to save some bytes.
Signed-off-by: Yinghai Lu <yinghai@kernel.org> --- arch/x86/include/asm/e820.h | 2 -- arch/x86/kernel/e820.c | 2 +- 2 files changed, 1 insertions(+), 3 deletions(-)
diff --git a/arch/x86/include/asm/e820.h b/arch/x86/include/asm/e820.h index cd7de51..f2ab72e 100644 --- a/arch/x86/include/asm/e820.h +++ b/arch/x86/include/asm/e820.h @@ -73,8 +73,6 @@ struct e820map { #define BIOS_END 0x00100000 #ifdef __KERNEL__ -/* see comment in arch/x86/kernel/e820.c */ -extern struct e820map e820; #if defined(CONFIG_X86_OOSTORE) && defined(CONFIG_CPU_SUP_CENTAUR) extern int centaur_ram_top; diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c index 471784b..2c1260f 100644 --- a/arch/x86/kernel/e820.c +++ b/arch/x86/kernel/e820.c @@ -35,7 +35,7 @@ * user can e.g. boot the original kernel with mem=1G while still booting the * next kernel with full memory. */ -struct e820map e820; +static struct e820map __initdata e820; static struct e820map __initdata e820_saved; /* For PCI or other memory-mapped resources */ -- 1.6.4.2
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