Messages in this thread Patch in this message | | | Date | Mon, 9 Jun 2008 12:13:18 +0200 | From | Ingo Molnar <> | Subject | Re: [PATCH] x86: update mptable v7 - fix |
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* Yinghai Lu <yhlu.kernel@gmail.com> wrote:
> [PATCH] x86: update mptable v7 - fix > > need to call early_reserve_e820 to prelocate mptable for 32bit > > Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com> > > Index: linux-2.6/arch/x86/kernel/setup_32.c > =================================================================== > --- linux-2.6.orig/arch/x86/kernel/setup_32.c > +++ linux-2.6/arch/x86/kernel/setup_32.c > @@ -761,6 +761,8 @@ void __init setup_arch(char **cmdline_p) > */ > max_pfn = e820_end_of_ram(); > > + /* pre allocte 4k for mptable mpc */ > + early_reserve_e820_mpc_new();
applied, thanks. It needed the small build fix below as well, for UP 32-bit.
Ingo
---------------> commit 3c803fb3e1972566f7a1613f53f7e5a70fbde83f Author: Ingo Molnar <mingo@elte.hu> Date: Sun May 25 21:16:06 2008 +0200
x86, mpparse: build fix fix: LD .tmp_vmlinux1 arch/x86/kernel/built-in.o: In function `setup_arch': : undefined reference to `early_reserve_e820_mpc_new' Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/include/asm-x86/mpspec.h b/include/asm-x86/mpspec.h index 6e9c958..b8ba374 100644 --- a/include/asm-x86/mpspec.h +++ b/include/asm-x86/mpspec.h @@ -46,7 +46,11 @@ extern unsigned long mp_lapic_addr; extern void find_smp_config(void); extern void get_smp_config(void); +#ifdef CONFIG_X86_MPPARSE extern void early_reserve_e820_mpc_new(void); +#else +static inline void early_reserve_e820_mpc_new(void) { } +#endif void __cpuinit generic_processor_info(int apicid, int version); #ifdef CONFIG_ACPI
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