: qemu-devel@nongnu.org; Justin Terry (VM)
> Cc: Daniel P . Berrangé ; Fam Zheng
> ; Thomas Huth ; Paolo Bonzini
> ; Alex Bennée ; Richard
> Henderson ; Eduardo Habkost ;
> Stefan Weil
> Subject: Re: [PATCH v2 0/3] testing: Build WHPX enabled binaries
>
> On 9/20/19 1:33 PM, Phi
why its not a simple "9 bytes" as indicated below.
Thanks,
Justin
> -Original Message-
> From: Philippe Mathieu-Daudé
> Sent: Friday, July 12, 2019 7:35 AM
> To: Stefan Weil ; qemu-devel@nongnu.org
> Cc: Paolo Bonzini ; Eduardo Habkost
> ; Like Xu ; Richard
&g
17, 2019 12:38 PM
> To: Justin Terry (VM) ; qemu-devel@nongnu.org
> Cc: pbonz...@redhat.com; ehabk...@redhat.com; r...@twiddle.net
> Subject: Re: [Qemu-devel] [PATCH 0/3] WHPX introduce changes for
> Windows Insider SDK 17110
>
> Am 14.03.2018 um 15:52 schrieb Justin Terry (V
, June 21, 2018 2:44 PM
To: qemu-devel@nongnu.org; Justin Terry (VM)
Subject: Problem building QEMU with whpx support
Hi Justin,
We are trying to use QEMU on Windows Hyper-V environment with whpx enabled for
better performance. We were unable to build QEMU with WHPX support. We used
Ubuntu 18.04
hypervisor itself.
-Justin
> -Original Message-
> From: Paolo Bonzini
> Sent: Wednesday, June 13, 2018 9:28 AM
> To: Justin Terry (VM) ; qemu-devel@nongnu.org
> Cc: r...@twiddle.net; ehabk...@redhat.com
> Subject: Re: [PATCH 2/2] WHPX: register for unrecognized MSR exits
Terry (VM)
---
target/i386/whpx-all.c | 13 -
1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/target/i386/whpx-all.c b/target/i386/whpx-all.c
index 6b42096698..99501bac57 100644
--- a/target/i386/whpx-all.c
+++ b/target/i386/whpx-all.c
@@ -964,6 +964,16 @@ static int
kernel to probe the
MSR with a write/read/check sequence it does often without failing the access.
Signed-off-by: Justin Terry (VM)
---
target/i386/whpx-all.c | 41 ++---
1 file changed, 38 insertions(+), 3 deletions(-)
diff --git a/target/i386/whpx-all.c b/t
> Sent: Friday, May 25, 2018 7:02 AM
> To: qemu-devel@nongnu.org
> Cc: Lucian Petrut ; apilotti
> ; Justin Terry (VM)
>
> Subject: [PATCH v3 2/3] WHPX: dynamically load WHP libraries
>
> From: Lucian Petrut
>
> We're currently linking against import libraries of the
> ; open list:All patches CC here de...@nongnu.org>; Justin Terry (VM) ; Richard
> Henderson
> Subject: Re: [Qemu-devel] [PATCH] WHPX Add signature CPUID
>
> On 16/05/2018 01:55, Alessandro Pilotti wrote:
> > Hi Paolo,
> >
> > The main reason for different signatu
Thanks for the patch Lucian. Looks good to me!
-Justin
> -Original Message-
> From: petrutlucia...@gmail.com
> Sent: Tuesday, May 15, 2018 4:38 AM
> Cc: Lucian Petrut ; apilotti
> ; Justin Terry (VM)
> ; Paolo Bonzini ; Richard
> Henderson ; Eduardo Habkost ;
>
the machine)
> qemu-system-x86_64.exe -accel whpx …
Let me know if that wasn’t the issue.
Thanks,
Justin
From: Wang Wenchao
Sent: Thursday, April 26, 2018 3:47 AM
To: Justin Terry (VM)
Cc: qemu-devel@nongnu.org
Subject: Cannot launch QEMU with -accel whpx
Hi, Justin,
We are interested in WH
nal Message-
> From: Eduardo Habkost
> Sent: Monday, April 16, 2018 9:33 AM
> To: Paolo Bonzini
> Cc: Justin Terry (VM) ; qemu-devel@nongnu.org;
> r...@twiddle.net
> Subject: Re: [PATCH] WHPX fixes an issue with CPUID 1 not returning
> CPUID_EXT_HYPERVISOR
>
> On T
Hey Eduardo
Responses inline. Thanks!
> -Original Message-
> From: Eduardo Habkost
> Sent: Wednesday, March 28, 2018 10:51 AM
> To: Justin Terry (VM)
> Cc: qemu-devel@nongnu.org; pbonz...@redhat.com; r...@twiddle.net
> Subject: Re: [PATCH] WHPX fixes an issue with CPU
Implements the CPUID trap for CPUID 1 to include the
CPUID_EXT_HYPERVISOR flag in the ECX results. This was preventing some
older linux kernels from booting when trying to access MSR's that dont
make sense when virtualized.
Signed-off-by: Justin Terry (VM)
---
target/i386/whpx-all.c
opertyCode parameter from the
WHV_PARTITION_PROPERTY struct as it is now passed to the function directly.
Signed-off-by: Justin Terry (VM)
---
target/i386/whpx-all.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/target/i386/whpx-all.c b/target/i386/whpx-all.c
index
This removes the additional call to WHvGetVirtualProcessorRegisters in
whpx_vcpu_post_run now that the WHV_VP_EXIT_CONTEXT is returned in all
WHV_RUN_VP_EXIT_CONTEXT structures.
Signed-off-by: Justin Terry (VM)
---
target/i386/whpx-all.c | 41 +++--
1 file
This fixes a breaking change to WHvGetCapability to include the 'out'
WrittenSizeInBytes introduced in Windows Insider SDK 17110.
This specifies on return the safe length to read into the WHV_CAPABILITY
structure passed to the call.
Signed-off-by: Justin Terry (VM)
---
17110+) is expected to work on all Windows
Insider Builds (17115+).
Thanks,
Justin Terry
Justin Terry (VM) (3):
WHPX fix WHvGetCapability out WrittenSizeInBytes
WHPX fix WHvSetPartitionProperty in PropertyCode
WHPX improve vcpu_post_run perf
configure | 4 +++-
target/i386/whpx-
expected.
The fix is to use a local variable to store the temporary tpr and only update
the array if the local tpr value is different than the vp context.
Signed-off-by: Justin Terry (VM)
---
target/i386/whpx-all.c | 8 +---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/target
: Justin Terry (VM)
---
target/i386/whpx-all.c | 9 ++---
1 file changed, 2 insertions(+), 7 deletions(-)
diff --git a/target/i386/whpx-all.c b/target/i386/whpx-all.c
index 47a6935288..24387bebad 100644
--- a/target/i386/whpx-all.c
+++ b/target/i386/whpx-all.c
@@ -32,7 +32,6 @@
struct
The code already is holding the qemu_mutex for the IO thread. We do not need
to additionally take the lock again in this case.
Signed-off-by: Justin Terry (VM)
---
target/i386/whpx-all.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/target/i386/whpx-all.c b/target/i386/whpx-all.c
index
Minor code cleanup. The calls to __debugbreak() are not required and should
no longer be used to prevent unnecessary breaks.
Signed-off-by: Justin Terry (VM)
---
target/i386/whpx-all.c | 12
1 file changed, 12 deletions(-)
diff --git a/target/i386/whpx-all.c b/target/i386/whpx
Renames the usage of 'memio' to 'mmio' in the emulator callbacks.
Signed-off-by: Justin Terry (VM)
---
target/i386/whpx-all.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/target/i386/whpx-all.c b/target/i386/whpx-all.c
index 74a8f4d599..7e58d5f68c
1. Fixes the changes required to the WHvTryMmioEmulation, WHvTryIoEmulation, and
WHvEmulatorCreateEmulator based on the new VpContext forwarding.
2. Removes the WHvRunVpExitReasonAlerted case.
Signed-off-by: Justin Terry (VM)
---
target/i386/whpx-all.c | 26 ++
1 file
Improves the usage of the InterruptNotification registration by skipping the
additional call to WHvSetVirtualProcessorRegisters if we have already
registered for the window exit.
Signed-off-by: Justin Terry (VM)
---
target/i386/whpx-all.c | 7 +++
1 file changed, 3 insertions(+), 4
Fixes an issue where the SDK that was releases had a different casing for the
*.h and *.lib files causing a build break if linked directly from Windows Kits.
Signed-off-by: Justin Terry (VM)
---
configure | 10 +-
target/i386/whpx-all.c | 4 ++--
2 files changed, 7
ified to improve
performance and changes are required to QEMU to maintain ability to build on
such platforms.
The rest of the changes are around improvements/fixes to the accelerator to
increase performance and correctness.
Thanks,
Justin Terry
Justin Terry (VM) (8):
Fixing WHPX casing to matc
forward.
Thanks,
Justin
> -Original Message-
> From: Paolo Bonzini [mailto:pbonz...@redhat.com]
> Sent: Tuesday, January 30, 2018 11:34 AM
> To: Justin Terry (VM) ; qemu-devel@nongnu.org
> Cc: crosthwaite.pe...@gmail.com; r...@twiddle.net; ehabk...@redhat.com
> Subject:
Hi All,
Is there any additional feedback I can address here to help out the process?
Please let me know.
Thanks again,
Justin
> -Original Message-
> From: Justin Terry (VM)
> Sent: Monday, January 22, 2018 1:08 PM
> To: qemu-devel@nongnu.org
> Cc: pbonz...@redhat.com;
ation scenarios. Was
there a specific set of things you were wondering that I could investigate or
provide clarity on?
Thanks,
Justin
> -Original Message-
> From: Stefan Hajnoczi [mailto:stefa...@gmail.com]
> Sent: Thursday, January 25, 2018 3:02 AM
> To: Justin Terry (VM)
Implements the WHPX accelerator cpu enlightenments to actually use the whpx-all
accelerator on Windows platforms.
Signed-off-by: Justin Terry (VM)
---
cpus.c| 66 ++-
include/sysemu/hw_accel.h | 13 ++
target/i386/helper.c
Adds support for the Windows Hypervisor Platform accelerator (WHPX) stubs and
introduces the whpx.h sysemu API for managing the vcpu scheduling and
management.
Signed-off-by: Justin Terry (VM)
---
accel/stubs/Makefile.objs | 9 +
accel/stubs/whpx-stub.c | 48
Updates based on review feedback.
1. Fixes style issues and properly ran the scripts/checkpatch pre submission.
2. Added migration blockers for CPUID, dirty memory tracking, and XSAVE/XRSTOR.
3. Fixed some bugs around register states when using bios vs efi.
Justin Terry (VM) (4):
Add the
Adds support for vCPU management.
3. Adds support for MMIO/PortIO.
4. Registers the WHPX ACCEL_CLASS.
Signed-off-by: Justin Terry (VM)
---
target/i386/Makefile.objs |1 +
target/i386/whpx-all.c| 1366 +
2 files changed, 1367 insertions(+)
create
Introduces the configure support for the new Windows Hypervisor Platform that
allows for hypervisor acceleration from usermode components on the Windows
platform.
Signed-off-by: Justin Terry (VM)
---
configure | 48 +++-
qemu-options.hx | 8
Perfect. Thanks Paolo. Will submit the Patch V2 with your requested changes
today.
Justin
> -Original Message-
> From: Paolo Bonzini [mailto:pbonz...@redhat.com]
> Sent: Thursday, January 18, 2018 12:16 AM
> To: Justin Terry (VM)
> Cc: qemu-devel@nongnu.org qemu-devel
> Sent: Wednesday, January 17, 2018 11:05 PM
> To: Justin Terry (VM) ; Paolo Bonzini
>
> Cc: qemu-devel@nongnu.org qemu-devel
> Subject: Re: [Qemu-devel] [PATCH 0/4] Implements the Windows Hypervisor
> Platform accelerator
>
> Am 18.01.2018 um 00:41 schrieb Justin Terry (VM)
ni [mailto:pbonz...@redhat.com]
> Sent: Friday, January 12, 2018 12:48 PM
> To: Justin Terry (VM)
> Cc: qemu-devel@nongnu.org qemu-devel
> Subject: Re: [PATCH 0/4] Implements the Windows Hypervisor Platform
> accelerator
>
>
> > Hello QEMU Community!
> >
> > Over the
give me a pointer on
where you keep the wiki code so I can add the descriptions there?
Thanks,
Justin
> -Original Message-
> From: Stefan Weil [mailto:s...@weilnetz.de]
> Sent: Friday, January 12, 2018 2:06 PM
> To: Justin Terry (VM) ; qemu-devel@nongnu.org
> Cc: pbonz...@r
...@weilnetz.de]
Sent: Friday, January 12, 2018 1:57 PM
To: Justin Terry (VM) ; qemu-devel@nongnu.org
Cc: pbonz...@redhat.com; r...@twiddle.net; ehabk...@redhat.com;
crosthwaite.pe...@gmail.com
Subject: Re: [Qemu-devel] [PATCH 0/4] Implements the Windows Hypervisor
Platform accelerator
Am 12.01.2018 um 21:22
Implements the WHPX accelerator cpu enlightenments to actually use the whpx-all
accelerator on Windows platforms.
Signed-off-by: Justin Terry (VM)
---
cpus.c| 66 ++-
include/sysemu/hw_accel.h | 13 ++
target/i386/helper.c
Adds support for the Windows Hypervisor Platform accelerator (WHPX) stubs and
introduces the whpx.h sysemu API for managing the vcpu scheduling and
management.
Signed-off-by: Justin Terry (VM)
---
accel/stubs/Makefile.objs | 9 +
accel/stubs/whpx-stub.c | 48
Adds support for vCPU management.
3. Adds support for MMIO/PortIO.
4. Registers the WHPX ACCEL_CLASS.
Signed-off-by: Justin Terry (VM)
---
target/i386/Makefile.objs |1 +
target/i386/whpx-all.c| 1395 +
2 files changed, 1396 insertions(+)
create
of the documentation for this new
API will be visible at https://docs.microsoft.com/en-us/virtualization under
the 'Windows Hypervisor Platform' section. Here you will see the requirements,
API, and examples.
Thank you for your feedback.
Justin Terry (VM) (4):
Add the Windows Hypervis
Introduces the configure support for the new Windows Hypervisor Platform that
allows for hypervisor acceleration from usermode components on the Windows
platform.
Signed-off-by: Justin Terry (VM)
---
configure | 48 +++-
qemu-options.hx | 8
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