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[Xen-devel] [PATCh][VT] do_block upon hlt instruction
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| Subject: | [Xen-devel] [PATCh][VT] do_block upon hlt instruction |
| From: | "Nakajima, Jun" <jun.nakajima@xxxxxxxxx> |
| Date: | Wed, 21 Sep 2005 09:39:08 -0700 |
| Delivery-date: | Wed, 21 Sep 2005 16:36:56 +0000 |
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| Thread-topic: | [PATCh][VT] do_block upon hlt instruction |
This patch fixes a bug where raise_softirq(SCHEDULE_SOFTIRQ) is called upon a hlt instruction from a VMX guest, causing repeated VMExits when the guest is idle. At the same time, it disables the monitor/mwait feature as it's not feasible to implement for vcpu. Signed-off-by: Xiaofeng Ling <xiaofeng.ling@xxxxxxxxx> Signed-off-by: Asit Mallick <asit.k.mallick@xxxxxxxxx> Signed-off-by: Jun Nakajima <jun.nakajima@xxxxxxxxx> arch/x86/vmx.c | 16 +++++++++++++--- arch/x86/vmx_intercept.c | 3 +++ include/asm-x86/vmx_virpit.h | 4 ++-- 3 files changed, 18 insertions(+), 5 deletions(-) Jun --- Intel Open Source Technology Center _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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