...@virtualopensystems.com; kvm...@lists.cs.columbia.edu
Subject: Re: [PATCH v9 03/19] vfio: platform: add the VFIO PLATFORM module to
Kconfig
On 12 November 2014 18:05, bharat.bhus...@freescale.com
bharat.bhus...@freescale.com wrote:
Hi,
This is not yet supported on Freescale PowerPC
-Original Message-
From: iommu-boun...@lists.linux-foundation.org [mailto:iommu-
boun...@lists.linux-foundation.org] On Behalf Of Alex Williamson
Sent: Tuesday, October 21, 2014 10:05 PM
To: Antonios Motakis
Cc: open list:VFIO DRIVER; eric.au...@linaro.org; marc.zyng...@arm.com;
-Original Message-
From: kvm-ppc-ow...@vger.kernel.org [mailto:kvm-ppc-ow...@vger.kernel.org] On
Behalf Of Amit Tomar
Sent: Thursday, September 04, 2014 8:34 PM
To: ag...@suse.de; kvm-ppc@vger.kernel.org; Caraman Mihai Claudiu-B02008;
pbonz...@redhat.com
Subject: Patch - support
-Original Message-
From: Wood Scott-B07421
Sent: Tuesday, August 12, 2014 5:30 AM
To: Bhushan Bharat-R65777
Cc: ag...@suse.de; kvm-...@vger.kernel.org; kvm@vger.kernel.org; Yoder Stuart-
B08248
Subject: Re: [PATCH 7/7 v3] KVM: PPC: BOOKE: Emulate debug registers and
exception
-Original Message-
From: Alexander Graf [mailto:ag...@suse.de]
Sent: Tuesday, August 12, 2014 3:55 PM
To: Bhushan Bharat-R65777; kvm-...@vger.kernel.org
Cc: kvm@vger.kernel.org; Wood Scott-B07421; Yoder Stuart-B08248
Subject: Re: [PATCH 0/7 v3] Guest debug emulation
On
-Original Message-
From: Alexander Graf [mailto:ag...@suse.de]
Sent: Tuesday, August 12, 2014 3:55 PM
To: Bhushan Bharat-R65777; kvm-ppc@vger.kernel.org
Cc: k...@vger.kernel.org; Wood Scott-B07421; Yoder Stuart-B08248
Subject: Re: [PATCH 0/7 v3] Guest debug emulation
On
userspace will always clear DBSR.
Now if userspace has to always clear DBSR in KVM_EXIT_DEBUG
handling then clearing dbsr in kernel looks simple as this
avoid doing SET_SREGS/set_one_reg() to clear DBSR
Signed-off-by: Bharat Bhushan bharat.bhus...@freescale.com
---
arch/powerpc
-Original Message-
From: Wood Scott-B07421
Sent: Tuesday, August 05, 2014 4:23 AM
To: Bhushan Bharat-R65777
Cc: ag...@suse.de; kvm-...@vger.kernel.org; kvm@vger.kernel.org; Yoder Stuart-
B08248
Subject: Re: [PATCH 5/5 v2] KVM: PPC: BOOKE: Emulate debug registers and
exception
userspace will always clear DBSR.
Now if userspace has to always clear DBSR in KVM_EXIT_DEBUG
handling then clearing dbsr in kernel looks simple as this
avoid doing SET_SREGS/set_one_reg() to clear DBSR
Signed-off-by: Bharat Bhushan bharat.bhus...@freescale.com
---
arch/powerpc
-Original Message-
From: Wood Scott-B07421
Sent: Tuesday, August 05, 2014 4:23 AM
To: Bhushan Bharat-R65777
Cc: ag...@suse.de; kvm-ppc@vger.kernel.org; k...@vger.kernel.org; Yoder
Stuart-
B08248
Subject: Re: [PATCH 5/5 v2] KVM: PPC: BOOKE: Emulate debug registers and
exception
-Original Message-
From: Wood Scott-B07421
Sent: Friday, August 01, 2014 2:16 AM
To: Bhushan Bharat-R65777
Cc: ag...@suse.de; kvm-...@vger.kernel.org; kvm@vger.kernel.org; Yoder Stuart-
B08248
Subject: Re: [PATCH 6/6] KVM: PPC: BOOKE: Emulate debug registers and
exception
On
-Original Message-
From: Wood Scott-B07421
Sent: Friday, August 01, 2014 2:16 AM
To: Bhushan Bharat-R65777
Cc: ag...@suse.de; kvm-ppc@vger.kernel.org; k...@vger.kernel.org; Yoder
Stuart-
B08248
Subject: Re: [PATCH 6/6] KVM: PPC: BOOKE: Emulate debug registers and
exception
-Original Message-
From: Wood Scott-B07421
Sent: Thursday, July 31, 2014 8:18 AM
To: Bhushan Bharat-R65777
Cc: ag...@suse.de; kvm-...@vger.kernel.org; kvm@vger.kernel.org; Yoder Stuart-
B08248
Subject: Re: [PATCH 6/6] KVM: PPC: BOOKE: Emulate debug registers and
exception
On
-Original Message-
From: Wood Scott-B07421
Sent: Thursday, July 31, 2014 8:18 AM
To: Bhushan Bharat-R65777
Cc: ag...@suse.de; kvm-ppc@vger.kernel.org; k...@vger.kernel.org; Yoder
Stuart-
B08248
Subject: Re: [PATCH 6/6] KVM: PPC: BOOKE: Emulate debug registers and
exception
resources then guest cannot use them and if guest is
using debug resource then QEMU can overwrite them.
Signed-off-by: Bharat Bhushan bharat.bhus...@freescale.com
---
Hi Alex,
I thought of having some print in register emulation if QEMU
is using debug resource, Also when QEMU overwrites
debug resources then guest cannot use them and if
guest is using debug resource then QEMU can overwrite them.
Signed-off-by: Bharat Bhushan bharat.bhus...@freescale.com
---
Hi Alex,
I thought of having some print in register emulation if QEMU is using
debug resource, Also when QEMU
Subject: Re: [PATCH 1/6] KVM: PPC: BOOKE: No need to set DBCR0_EDM
in guest visible register
On Fri, 2014-07-11 at 14:08 +0530, Bharat Bhushan wrote:
This is not used and even I do not remember why this was added in
first place.
Signed-off-by: Bharat Bhushan bharat.bhus
resources then guest cannot use them and if guest is
using debug resource then QEMU can overwrite them.
Signed-off-by: Bharat Bhushan bharat.bhus...@freescale.com
---
Hi Alex,
I thought of having some print in register emulation if QEMU
is using debug resource, Also when QEMU overwrites
is using debug resources then guest cannot use them and if
guest is using debug resource then QEMU can overwrite them.
Signed-off-by: Bharat Bhushan bharat.bhus...@freescale.com
---
Hi Alex,
I thought of having some print in register emulation if QEMU is using
debug resource, Also when QEMU
bharat.bhus...@freescale.com
---
arch/powerpc/kvm/booke.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/arch/powerpc/kvm/booke.c b/arch/powerpc/kvm/booke.c
index ab62109..a5ee42c 100644
--- a/arch/powerpc/kvm/booke.c
+++ b/arch/powerpc/kvm/booke.c
@@ -1804,8 +1804,6
register
On Fri, 2014-07-11 at 14:08 +0530, Bharat Bhushan wrote:
This is not used and even I do not remember why this was added in
first place.
Signed-off-by: Bharat Bhushan bharat.bhus...@freescale.com
---
arch/powerpc/kvm/booke.c | 2 --
1 file changed, 2 deletions(-)
diff
On Fri, 2014-07-11 at 14:08 +0530, Bharat Bhushan wrote:
When userspace (QEMU) is using the debug resource to debug guest then
we want MSR_DE to be always set. This patch adds missing MSR_DE
setting in rfci instruction.
Signed-off-by: Bharat Bhushan bharat.bhus...@freescale.com
-Original Message-
From: Alexander Graf [mailto:ag...@suse.de]
Sent: Tuesday, July 29, 2014 7:35 PM
To: Wood Scott-B07421; Bhushan Bharat-R65777
Cc: kvm-...@vger.kernel.org; kvm@vger.kernel.org; Yoder Stuart-B08248
Subject: Re: [PATCH 5/6] KVM: PPC: BOOKE: Allow guest to change
-by: Bharat Bhushan bharat.bhus...@freescale.com
---
Hi Alex,
I thought of having some print in register emulation if QEMU is
using debug resource, Also when QEMU overwrites guest written
values but that looks excessive. If I uses some variable which get
set when guest starts using
register
On Fri, 2014-07-11 at 14:08 +0530, Bharat Bhushan wrote:
This is not used and even I do not remember why this was added in
first place.
Signed-off-by: Bharat Bhushan bharat.bhus...@freescale.com
---
arch/powerpc/kvm/booke.c | 2 --
1 file changed, 2 deletions(-)
diff
debug
On Fri, 2014-07-11 at 14:08 +0530, Bharat Bhushan wrote:
When userspace (QEMU) is using the debug resource to debug guest then
we want MSR_DE to be always set. This patch adds missing MSR_DE
setting in rfci instruction.
Signed-off-by: Bharat Bhushan bharat.bhus...@freescale.com
-Original Message-
From: Alexander Graf [mailto:ag...@suse.de]
Sent: Tuesday, July 29, 2014 7:35 PM
To: Wood Scott-B07421; Bhushan Bharat-R65777
Cc: kvm-ppc@vger.kernel.org; k...@vger.kernel.org; Yoder Stuart-B08248
Subject: Re: [PATCH 5/6] KVM: PPC: BOOKE: Allow guest to change
-by: Bharat Bhushan bharat.bhus...@freescale.com
---
Hi Alex,
I thought of having some print in register emulation if QEMU is
using debug resource, Also when QEMU overwrites guest written
values but that looks excessive. If I uses some variable which get
set when guest starts using
18:24, bharat.bhus...@freescale.com wrote:
-Original Message-
From: Alexander Graf [mailto:ag...@suse.de]
Sent: Thursday, July 17, 2014 9:41 PM
To: Bhushan Bharat-R65777; kvm-...@vger.kernel.org
Cc: kvm@vger.kernel.org; Wood Scott-B07421; Yoder
Stuart-B08248
Subject: Re
guest
On 18.07.14 11:57, bharat.bhus...@freescale.com wrote:
-Original Message-
From: Wood Scott-B07421
Sent: Friday, July 18, 2014 6:19 AM
To: Alexander Graf
Cc: Bhushan Bharat-R65777; kvm-...@vger.kernel.org;
kvm@vger.kernel.org; Yoder
Stuart-B08248
Subject: Re: [PATCH
On 18.07.14 11:57, bharat.bhus...@freescale.com wrote:
-Original Message-
From: Wood Scott-B07421
Sent: Friday, July 18, 2014 6:19 AM
To: Alexander Graf
Cc: Bhushan Bharat-R65777; kvm-...@vger.kernel.org;
kvm@vger.kernel.org; Yoder
Stuart-B08248
Subject: Re
guest
On 18.07.14 11:57, bharat.bhus...@freescale.com wrote:
-Original Message-
From: Wood Scott-B07421
Sent: Friday, July 18, 2014 6:19 AM
To: Alexander Graf
Cc: Bhushan Bharat-R65777; kvm-ppc@vger.kernel.org;
k...@vger.kernel.org; Yoder
Stuart-B08248
Subject: Re
On 18.07.14 11:57, bharat.bhus...@freescale.com wrote:
-Original Message-
From: Wood Scott-B07421
Sent: Friday, July 18, 2014 6:19 AM
To: Alexander Graf
Cc: Bhushan Bharat-R65777; kvm-ppc@vger.kernel.org;
k...@vger.kernel.org; Yoder
Stuart-B08248
Subject: Re
guest
On 16.07.14 08:02, Bharat Bhushan wrote:
SPRG3 is guest accessible and SPRG3 can be clobbered by host or
another guest, So this need to be restored when loading guest state.
Signed-off-by: Bharat Bhushan bharat.bhus...@freescale.com
---
arch/powerpc/kvm/booke_interrupts.S
on guest entry
exit
On 16.07.14 07:49, Bharat Bhushan wrote:
SPRN_SPRG is used by debug interrupt handler, so this is required for
debug support.
Signed-off-by: Bharat Bhushan bharat.bhus...@freescale.com
---
arch/powerpc/include/asm/kvm_host.h | 1 +
arch/powerpc/kernel/asm
guest
On 17.07.14 18:24, bharat.bhus...@freescale.com wrote:
-Original Message-
From: Alexander Graf [mailto:ag...@suse.de]
Sent: Thursday, July 17, 2014 9:41 PM
To: Bhushan Bharat-R65777; kvm-...@vger.kernel.org
Cc: kvm@vger.kernel.org; Wood Scott-B07421; Yoder Stuart
guest
On 16.07.14 08:02, Bharat Bhushan wrote:
SPRG3 is guest accessible and SPRG3 can be clobbered by host or
another guest, So this need to be restored when loading guest state.
Signed-off-by: Bharat Bhushan bharat.bhus...@freescale.com
---
arch/powerpc/kvm/booke_interrupts.S
on guest entry
exit
On 16.07.14 07:49, Bharat Bhushan wrote:
SPRN_SPRG is used by debug interrupt handler, so this is required for
debug support.
Signed-off-by: Bharat Bhushan bharat.bhus...@freescale.com
---
arch/powerpc/include/asm/kvm_host.h | 1 +
arch/powerpc/kernel/asm
guest
On 17.07.14 18:24, bharat.bhus...@freescale.com wrote:
-Original Message-
From: Alexander Graf [mailto:ag...@suse.de]
Sent: Thursday, July 17, 2014 9:41 PM
To: Bhushan Bharat-R65777; kvm-ppc@vger.kernel.org
Cc: k...@vger.kernel.org; Wood Scott-B07421; Yoder Stuart
/kvm_ppc.h, So
rename and move get_epr helper function to same file.
Signed-off-by: Bharat Bhushan bharat.bhus...@freescale.com
---
arch/powerpc/include/asm/kvm_ppc.h | 9 +
arch/powerpc/kvm/booke.c | 11 +--
2 files changed, 10 insertions(+), 10 deletions
-Original Message-
From: Wood Scott-B07421
Sent: Tuesday, July 01, 2014 10:11 PM
To: Alexander Graf
Cc: Bhushan Bharat-R65777; kvm-...@vger.kernel.org; kvm@vger.kernel.org
Subject: Re: [PATCH 2/2] KVM : powerpc/booke: Allow debug interrupt injection
to
guest
On Tue, 2014-07-01
-Original Message-
From: Bhushan Bharat-R65777
Sent: Wednesday, July 02, 2014 5:07 PM
To: Wood Scott-B07421; Alexander Graf
Cc: kvm-...@vger.kernel.org; kvm@vger.kernel.org
Subject: RE: [PATCH 2/2] KVM : powerpc/booke: Allow debug interrupt injection
to
guest
-Original
-Original Message-
From: Wood Scott-B07421
Sent: Tuesday, July 01, 2014 10:11 PM
To: Alexander Graf
Cc: Bhushan Bharat-R65777; kvm-ppc@vger.kernel.org; k...@vger.kernel.org
Subject: Re: [PATCH 2/2] KVM : powerpc/booke: Allow debug interrupt injection
to
guest
On Tue,
-Original Message-
From: Bhushan Bharat-R65777
Sent: Wednesday, July 02, 2014 5:07 PM
To: Wood Scott-B07421; Alexander Graf
Cc: kvm-ppc@vger.kernel.org; k...@vger.kernel.org
Subject: RE: [PATCH 2/2] KVM : powerpc/booke: Allow debug interrupt injection
to
guest
-Original Message-
From: Alexander Graf [mailto:ag...@suse.de]
Sent: Tuesday, July 01, 2014 11:53 AM
To: Wood Scott-B07421
Cc: Bhushan Bharat-R65777; kvm-...@vger.kernel.org; kvm@vger.kernel.org
Subject: Re: [PATCH 2/2] KVM : powerpc/booke: Allow debug interrupt injection
to
to
guest
On 01.07.14 12:06, bharat.bhus...@freescale.com wrote:
-Original Message-
From: Alexander Graf [mailto:ag...@suse.de]
Sent: Tuesday, July 01, 2014 11:53 AM
To: Wood Scott-B07421
Cc: Bhushan Bharat-R65777; kvm-...@vger.kernel.org;
kvm@vger.kernel.org
Subject: Re: [PATCH
-Original Message-
From: Alexander Graf [mailto:ag...@suse.de]
Sent: Tuesday, July 01, 2014 11:53 AM
To: Wood Scott-B07421
Cc: Bhushan Bharat-R65777; kvm-ppc@vger.kernel.org; k...@vger.kernel.org
Subject: Re: [PATCH 2/2] KVM : powerpc/booke: Allow debug interrupt injection
to
to
guest
On 01.07.14 12:06, bharat.bhus...@freescale.com wrote:
-Original Message-
From: Alexander Graf [mailto:ag...@suse.de]
Sent: Tuesday, July 01, 2014 11:53 AM
To: Wood Scott-B07421
Cc: Bhushan Bharat-R65777; kvm-ppc@vger.kernel.org;
k...@vger.kernel.org
Subject: Re
-Original Message-
From: Wood Scott-B07421
Sent: Tuesday, July 01, 2014 1:56 AM
To: Bhushan Bharat-R65777
Cc: ag...@suse.de; kvm-...@vger.kernel.org; kvm@vger.kernel.org
Subject: Re: [PATCH 2/2] KVM : powerpc/booke: Allow debug interrupt injection
to
guest
On Sun, 2014-06-29
-Original Message-
From: Wood Scott-B07421
Sent: Tuesday, July 01, 2014 1:56 AM
To: Bhushan Bharat-R65777
Cc: ag...@suse.de; kvm-ppc@vger.kernel.org; k...@vger.kernel.org
Subject: Re: [PATCH 2/2] KVM : powerpc/booke: Allow debug interrupt injection
to
guest
On Sun, 2014-06-29
at 11:55 +0530, Bharat Bhushan wrote:
This patch allow userspace to inject debug interrupt to guest.
Signed-off-by: Bharat Bhushan bharat.bhus...@freescale.com
Could you describe how userspace plans to make use of this, and go into more
detail about the changes you're making?
When a debug
at 11:55 +0530, Bharat Bhushan wrote:
This patch allow userspace to inject debug interrupt to guest.
Signed-off-by: Bharat Bhushan bharat.bhus...@freescale.com
Could you describe how userspace plans to make use of this, and go into more
detail about the changes you're making?
When
kvmppc_e500_emul_tlbwe() caller.
In case of an error go to out label.
Signed-off-by: Mihai Caraman mihai.cara...@freescale.com
Cc: Bharat Bhushan bharat.bhus...@freescale.com
Thanks mike for fixing this; I am curious to know how you reached to this point
:)
Reviewed-by: Bharat Bhushan bharat.bhus
-Original Message-
From: Linuxppc-dev [mailto:linuxppc-dev-
bounces+bharat.bhushan=freescale@lists.ozlabs.org] On Behalf Of Alexey
Kardashevskiy
Sent: Thursday, June 19, 2014 9:18 AM
To: Alex Williamson
Cc: kvm@vger.kernel.org; Nikunj A Dadhania; linux-ker...@vger.kernel.org;
kvmppc_e500_emul_tlbwe() caller.
In case of an error go to out label.
Signed-off-by: Mihai Caraman mihai.cara...@freescale.com
Cc: Bharat Bhushan bharat.bhus...@freescale.com
Thanks mike for fixing this; I am curious to know how you reached to this point
:)
Reviewed-by: Bharat Bhushan bharat.bhus
in
| make[1]: *** [arch/powerpc/kvm/e500_mmu_host.o] Error 1
Signed-off-by: Bharat Bhushan bharat.bhus...@freescale.com
This should go to the normal Linux PPC list, no?
I was not sure when sending this fix as this fixes issue for KVM build but code
changes are in generic files :)
No I
in
| make[1]: *** [arch/powerpc/kvm/e500_mmu_host.o] Error 1
Signed-off-by: Bharat Bhushan bharat.bhus...@freescale.com
This should go to the normal Linux PPC list, no?
I was not sure when sending this fix as this fixes issue for KVM build but code
changes are in generic files :)
No I
-Original Message-
From: Wood Scott-B07421
Sent: Saturday, December 14, 2013 2:33 AM
To: Alexey Kardashevskiy
Cc: linuxppc-...@lists.ozlabs.org; kvm@vger.kernel.org; linux-
ker...@vger.kernel.org; Alex Williamson; Paul Mackerras; David Gibson; Sethi
Varun-B16395; Bhushan
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