Messages in this thread Patch in this message | | | Date | Tue, 12 Dec 2006 14:34:35 -0800 | Subject | [PATCH 3/5] Paravirt smp.patch | From | Zachary Amsden <> |
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Add VMI SMP boot hooks. This is a bit unclean (the #ifdef's), but I wanted a quick and dirty hack to get SMP up and working.
Signed-off-by: Zachary Amsden <zach@vmware.com>
=================================================================== --- a/arch/i386/kernel/paravirt.c +++ b/arch/i386/kernel/paravirt.c @@ -698,5 +698,7 @@ struct paravirt_ops paravirt_ops = { .irq_enable_sysexit = native_irq_enable_sysexit, .iret = native_iret, + + .startup_ipi_hook = (void *)native_nop, }; EXPORT_SYMBOL(paravirt_ops); =================================================================== --- a/arch/i386/kernel/smpboot.c +++ b/arch/i386/kernel/smpboot.c @@ -820,6 +823,11 @@ wakeup_secondary_cpu(int phys_apicid, un num_starts = 2; else num_starts = 0; + +#ifdef CONFIG_PARAVIRT + paravirt_ops.startup_ipi_hook(phys_apicid, (unsigned long) start_secondary, + (unsigned long) stack_start.esp); +#endif /* * Run STARTUP IPI loop. =================================================================== --- a/include/asm-i386/paravirt.h +++ b/include/asm-i386/paravirt.h @@ -148,6 +148,8 @@ struct paravirt_ops /* These two are jmp to, not actually called. */ void (fastcall *irq_enable_sysexit)(void); void (fastcall *iret)(void); + + void (fastcall *startup_ipi_hook)(int phys_apicid, unsigned long start_eip, unsigned long start_esp); }; /* Mark a paravirt probe function. */ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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