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Date: Fri, 19 Oct 2012 13:46:30 +0800 From: Zhang Yanfei <zhangyanfei@...fujitsu.com> To: x86@...nel.org, kexec@...ts.infradead.org, Avi Kivity <avi@...hat.com>, mtosatti@...hat.com CC: linux-kernel@...r.kernel.org, "kvm@...r.kernel.org" <kvm@...r.kernel.org> Subject: [PATCH 2/2] KVM: make crash_clear_loaded_vmcss valid when loading kvm_intel module Signed-off-by: zhangyanfei <zhangyanfei@...fujitsu.com> --- arch/x86/kvm/vmx.c | 9 +++++++++ 1 files changed, 9 insertions(+), 0 deletions(-) diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index 4ff0ab9..f6a16b2 100644 --- a/arch/x86/kvm/vmx.c +++ b/arch/x86/kvm/vmx.c @@ -41,6 +41,7 @@ #include <asm/i387.h> #include <asm/xcr.h> #include <asm/perf_event.h> +#include <asm/kexec.h> #include "trace.h" @@ -7230,6 +7231,10 @@ static int __init vmx_init(void) if (r) goto out3; +#ifdef CONFIG_KEXEC + crash_clear_loaded_vmcss = vmclear_local_loaded_vmcss; +#endif + vmx_disable_intercept_for_msr(MSR_FS_BASE, false); vmx_disable_intercept_for_msr(MSR_GS_BASE, false); vmx_disable_intercept_for_msr(MSR_KERNEL_GS_BASE, true); @@ -7265,6 +7270,10 @@ static void __exit vmx_exit(void) free_page((unsigned long)vmx_io_bitmap_b); free_page((unsigned long)vmx_io_bitmap_a); +#ifdef CONFIG_KEXEC + crash_clear_loaded_vmcss = NULL; +#endif + kvm_exit(); } -- 1.7.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.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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