From: Glauber de Oliveira Costa Date: Wed, 19 Mar 2008 17:24:59 +0000 (-0300) Subject: x86: use start_ipi_hook in x86_64 X-Git-Tag: MMI-PSA29.97-13-9~35624^2~398 X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=d0173aeac4f7fa90a63319b817bd207bdc0ac87e;p=GitHub%2FMotorolaMobilityLLC%2Fkernel-slsi.git x86: use start_ipi_hook in x86_64 It is used to match i386. The definition for the non-paravirt case is moved to smp.h instead of smp_32.h Signed-off-by: Glauber Costa Signed-off-by: Ingo Molnar --- diff --git a/arch/x86/kernel/smpboot_64.c b/arch/x86/kernel/smpboot_64.c index 57ebe6c04305..13ab1123d1d2 100644 --- a/arch/x86/kernel/smpboot_64.c +++ b/arch/x86/kernel/smpboot_64.c @@ -344,6 +344,14 @@ static int __cpuinit wakeup_secondary_via_INIT(int phys_apicid, unsigned int sta num_starts = 2; + /* + * Paravirt / VMI wants a startup IPI hook here to set up the + * target processor state. + */ + startup_ipi_hook(phys_apicid, (unsigned long) start_secondary, + (unsigned long) init_rsp); + + /* * Run STARTUP IPI loop. */ diff --git a/include/asm-x86/smp.h b/include/asm-x86/smp.h index 513c8571a4a0..4dc271b43767 100644 --- a/include/asm-x86/smp.h +++ b/include/asm-x86/smp.h @@ -33,6 +33,9 @@ struct smp_ops { extern void set_cpu_sibling_map(int cpu); #ifdef CONFIG_SMP +#ifndef CONFIG_PARAVIRT +#define startup_ipi_hook(phys_apicid, start_eip, start_esp) do { } while (0) +#endif extern struct smp_ops smp_ops; static inline void smp_send_stop(void) diff --git a/include/asm-x86/smp_32.h b/include/asm-x86/smp_32.h index 4fec2feb6ac8..76740def6092 100644 --- a/include/asm-x86/smp_32.h +++ b/include/asm-x86/smp_32.h @@ -30,10 +30,6 @@ DECLARE_PER_CPU(u16, cpu_llc_id); DECLARE_PER_CPU(u16, x86_cpu_to_apicid); #ifdef CONFIG_SMP -#ifndef CONFIG_PARAVIRT -#define startup_ipi_hook(phys_apicid, start_eip, start_esp) do { } while (0) -#endif - /* * This function is needed by all SMP systems. It must _always_ be valid * from the initial startup. We map APIC_BASE very early in page_setup(),