Re: [edk2] [PATCH v3 27/52] OvmfPkg: use relaxed AP SMM synchronization mode

2015-10-26 Thread Jordan Justen
On 2015-10-25 19:53:23, Paolo Bonzini wrote: > On 23/10/2015 17:29, Laszlo Ersek wrote: > > I plan to drop this patch, dependent on testing, and on how a new QEMU > > patch I've written will be received on qemu-devel. > > I'm not sure why it can't be fixed within the firmware. Your patch > to

Re: [edk2] [PATCH v3 27/52] OvmfPkg: use relaxed AP SMM synchronization mode

2015-10-26 Thread Fan, Jeff
-Original Message- From: edk2-devel [mailto:edk2-devel-boun...@lists.01.org] On Behalf Of Paolo Bonzini Sent: Monday, October 26, 2015 10:53 AM To: Laszlo Ersek; edk2-de...@ml01.01.org Cc: Kinney, Michael D; Justen, Jordan L Subject: Re: [edk2] [PATCH v3 27/52] OvmfPkg: use relaxed AP SMM

Re: [edk2] [PATCH v3 27/52] OvmfPkg: use relaxed AP SMM synchronization mode

2015-10-26 Thread Kinney, Michael D
o.bonz...@gmail.com] On Behalf Of Paolo >Bonzini >Sent: Sunday, October 25, 2015 7:53 PM >To: Laszlo Ersek; edk2-de...@ml01.01.org >Cc: Kinney, Michael D; Justen, Jordan L >Subject: Re: [edk2] [PATCH v3 27/52] OvmfPkg: use relaxed AP SMM >synchronization mode > >On 23/10/2015 1

Re: [edk2] [PATCH v3 27/52] OvmfPkg: use relaxed AP SMM synchronization mode

2015-10-25 Thread Paolo Bonzini
On 23/10/2015 17:29, Laszlo Ersek wrote: > I plan to drop this patch, dependent on testing, and on how a new QEMU > patch I've written will be received on qemu-devel. I'm not sure why it can't be fixed within the firmware. Your patch to QEMU to use current_cpu obviously makes sense (that's why

Re: [edk2] [PATCH v3 27/52] OvmfPkg: use relaxed AP SMM synchronization mode

2015-10-23 Thread Laszlo Ersek
On 10/15/15 00:26, Laszlo Ersek wrote: > From: Paolo Bonzini > > Port 0xb2 on QEMU only sends an SMI to the currently executing processor. > The SMI handler, however, and in particular SmmWaitForApArrival, currently > expects that SmmControl2DxeTrigger triggers an SMI IPI on

[edk2] [PATCH v3 27/52] OvmfPkg: use relaxed AP SMM synchronization mode

2015-10-14 Thread Laszlo Ersek
From: Paolo Bonzini Port 0xb2 on QEMU only sends an SMI to the currently executing processor. The SMI handler, however, and in particular SmmWaitForApArrival, currently expects that SmmControl2DxeTrigger triggers an SMI IPI on all processors rather than just the BSP. Thus