Re: [RESEND][PATCH] kvm: x86: Do not handle MMIO request in fast_page_fault

2017-09-13 Thread Du, Changbin
On Wed, Sep 13, 2017 at 04:39:56PM +0200, Radim Krčmář wrote: > 2017-09-05 18:37+0800, changbin...@intel.com: > > From: Changbin Du > > > > If it is a MMIO request, it should be handled by slow path. This patch > > actually fixed below warning when mmu debug is enabled. >

Re: [RESEND][PATCH] kvm: x86: Do not handle MMIO request in fast_page_fault

2017-09-13 Thread Du, Changbin
On Wed, Sep 13, 2017 at 04:39:56PM +0200, Radim Krčmář wrote: > 2017-09-05 18:37+0800, changbin...@intel.com: > > From: Changbin Du > > > > If it is a MMIO request, it should be handled by slow path. This patch > > actually fixed below warning when mmu debug is enabled. > > > > WARNING: CPU: 5

Re: [RESEND][PATCH] kvm: x86: Do not handle MMIO request in fast_page_fault

2017-09-13 Thread Radim Krčmář
2017-09-05 18:37+0800, changbin...@intel.com: > From: Changbin Du > > If it is a MMIO request, it should be handled by slow path. This patch > actually fixed below warning when mmu debug is enabled. > > WARNING: CPU: 5 PID: 2282 at arch/x86/kvm/mmu.c:226 >

Re: [RESEND][PATCH] kvm: x86: Do not handle MMIO request in fast_page_fault

2017-09-13 Thread Radim Krčmář
2017-09-05 18:37+0800, changbin...@intel.com: > From: Changbin Du > > If it is a MMIO request, it should be handled by slow path. This patch > actually fixed below warning when mmu debug is enabled. > > WARNING: CPU: 5 PID: 2282 at arch/x86/kvm/mmu.c:226 > fast_page_fault+0x41b/0x520 > CPU: 5

[RESEND][PATCH] kvm: x86: Do not handle MMIO request in fast_page_fault

2017-09-05 Thread changbin . du
From: Changbin Du If it is a MMIO request, it should be handled by slow path. This patch actually fixed below warning when mmu debug is enabled. WARNING: CPU: 5 PID: 2282 at arch/x86/kvm/mmu.c:226 fast_page_fault+0x41b/0x520 CPU: 5 PID: 2282 Comm: qemu-system-x86 Not

[RESEND][PATCH] kvm: x86: Do not handle MMIO request in fast_page_fault

2017-09-05 Thread changbin . du
From: Changbin Du If it is a MMIO request, it should be handled by slow path. This patch actually fixed below warning when mmu debug is enabled. WARNING: CPU: 5 PID: 2282 at arch/x86/kvm/mmu.c:226 fast_page_fault+0x41b/0x520 CPU: 5 PID: 2282 Comm: qemu-system-x86 Not tainted 4.13.0-rc6+ #34