On 06/24/2014 07:45 PM, Marcelo Tosatti wrote:
On Sun, Jun 22, 2014 at 09:02:25PM +0200, Andi Kleen wrote:
First, it's not sufficient to pin the debug store area, you also
have to pin the guest page tables that are used to map the debug
store. But even if you do that, as soon as the guest
Hi Deng-Cheng,
On 24/06/14 18:31, Deng-Cheng Zhu wrote:
@@ -2213,8 +2209,8 @@ enum emulation_result kvm_mips_check_privilege(unsigned
long cause,
* address error exception to the guest
*/
if (badvaddr = (unsigned long)
On 24/06/14 18:31, Deng-Cheng Zhu wrote:
From: Deng-Cheng Zhu dengcheng@imgtec.com
No logic changes inside.
Signed-off-by: Deng-Cheng Zhu dengcheng@imgtec.com
I'm indifferent to many of the changes, but still,
Reviewed-by: James Hogan james.ho...@imgtec.com
Thanks
James
---
On 24/06/14 18:31, Deng-Cheng Zhu wrote:
From: Deng-Cheng Zhu dengcheng@imgtec.com
The keyword volatile for idx in the TLB functions is unnecessary.
Signed-off-by: Deng-Cheng Zhu dengcheng@imgtec.com
Reviewed-by: James Hogan james.ho...@imgtec.com
Cheers
James
---
On 24/06/14 18:31, Deng-Cheng Zhu wrote:
From: Deng-Cheng Zhu dengcheng@imgtec.com
Since all the files are in arch/mips/kvm/, there's no need of the prefixes
kvm_ and kvm_mips_.
Signed-off-by: Deng-Cheng Zhu dengcheng@imgtec.com
Thanks for this cleanup! (hopefully with git's help
On 24/06/14 18:31, Deng-Cheng Zhu wrote:
From: Deng-Cheng Zhu dengcheng@imgtec.com
At TLB initialization, the commpage TLB entry is reserved on top of the
existing WIRED entries (the number not necessarily be 0).
Signed-off-by: Deng-Cheng Zhu dengcheng@imgtec.com
---
On 24/06/14 18:31, Deng-Cheng Zhu wrote:
From: Deng-Cheng Zhu dengcheng@imgtec.com
kvm_arch_vcpu_free() is called in 2 code paths:
1) kvm_vm_ioctl()
kvm_vm_ioctl_create_vcpu()
kvm_arch_vcpu_destroy()
kvm_arch_vcpu_free()
2) kvm_put_kvm()
On 24/06/14 18:31, Deng-Cheng Zhu wrote:
From: Deng-Cheng Zhu dengcheng@imgtec.com
The commpage is allocated using kzalloc(), so there's no need of cleaning
the memory of the kvm_mips_commpage struct and its internal mips_coproc.
Signed-off-by: Deng-Cheng Zhu dengcheng@imgtec.com
The following changes since commit a497c3ba1d97fc69c1e78e7b96435ba8c2cb42ee:
Linux 3.16-rc2 (2014-06-21 19:02:54 -1000)
are available in the git repository at:
git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git tags/for_linus
for you to fetch changes up to
From: James Hogan james.ho...@imgtec.com
This patch has been added to the 3.12 stable tree. If you have any
objections, please let us know.
===
commit 7006e2dfda9adfa40251093604db76d7e44263b3 upstream.
Each MIPS KVM guest has its own copy of the KVM exception vector. This
contains
On 15.06.14 20:47, Aneesh Kumar K.V wrote:
With guests supporting Multiple page size per segment (MPSS),
hpte_page_size returns the actual page size used. Add a new function to
return base page size and use that to compare against the the page size
calculated from SLB. Without this patch a hpte
On 09.06.14 10:11, Andrew Jones wrote:
On Fri, Jun 06, 2014 at 08:37:26PM +0200, Christoffer Dall wrote:
On Thu, Apr 10, 2014 at 06:56:42PM +0200, Andrew Jones wrote:
There are several unused files, primarily because powerpc is an unused
arch. The exceptions are config-ia64.mak, which is also
Il 25/06/2014 11:28, James Hogan ha scritto:
On 24/06/14 18:31, Deng-Cheng Zhu wrote:
From: Deng-Cheng Zhu dengcheng@imgtec.com
kvm_arch_vcpu_free() is called in 2 code paths:
1) kvm_vm_ioctl()
kvm_vm_ioctl_create_vcpu()
kvm_arch_vcpu_destroy()
Il 24/06/2014 19:31, Deng-Cheng Zhu ha scritto:
The patches are pretty straightforward.
Changes:
v3 - v2:
o In patch #2, change the use of kvm_[err|info|debug].
o In patch #3, add err removal in kvm_arch_commit_memory_region().
o In patch #3, revert the changes to kvm_arch_vm_ioctl().
o In
A struct member variable is set to the same value more than once
This was found using a static code analysis program called cppcheck.
Signed-off-by: Rickard Strandqvist rickard_strandqv...@spectrumdigital.se
---
arch/x86/kvm/x86.c |1 -
1 file changed, 1 deletion(-)
diff --git
Il 25/06/2014 14:25, Rickard Strandqvist ha scritto:
A struct member variable is set to the same value more than once
This was found using a static code analysis program called cppcheck.
Signed-off-by: Rickard Strandqvist rickard_strandqv...@spectrumdigital.se
---
arch/x86/kvm/x86.c |1 -
Hello,
On 2014-06-18 22:51, Andrew Morton wrote:
On Tue, 17 Jun 2014 10:25:07 +0900 Joonsoo Kim iamjoonsoo@lge.com wrote:
v2:
- Although this patchset looks very different with v1, the end result,
that is, mm/cma.c is same with v1's one. So I carry Ack to patch 6-7.
This patchset is
Hi, All
For some reasons to cause vmexit (e.g. LGDT, INVPCID etc), there is no
corresponding handler in kvm. So in general, what will the kvm
hypervisor do? Do nothing, and reschedule for next time vmentry? From
guest view, no state changed, right?
Many thanks.
Thx, Xuekun
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Hi, All
I started a VM, and nothing running in that VM. Then using “perf stat”
to collect some data, interesting thing is the number of “kvm_apic” is
greater than that of “kvm_exit”. My understanding is “kvm:kvm_exit” is
the number of vmexit, while “kvm_apic” is the number of vmexit due to
apic
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On 25/06/14 15:56, Joel Schopp wrote:
On 06/24/2014 05:28 PM, Peter Maydell wrote:
On 24 June 2014 20:28, Joel Schopp joel.sch...@amd.com wrote:
On 06/19/2014 04:21 AM, Marc Zyngier wrote:
The GIC CPU interface is always 4k aligned. If the host is using
64k pages, it is critical to place
On 06/25/2014 10:00 AM, Marc Zyngier wrote:
On 25/06/14 15:56, Joel Schopp wrote:
On 06/24/2014 05:28 PM, Peter Maydell wrote:
On 24 June 2014 20:28, Joel Schopp joel.sch...@amd.com wrote:
On 06/19/2014 04:21 AM, Marc Zyngier wrote:
The GIC CPU interface is always 4k aligned. If the host is
On 06/24/2014 05:28 PM, Peter Maydell wrote:
On 24 June 2014 20:28, Joel Schopp joel.sch...@amd.com wrote:
On 06/19/2014 04:21 AM, Marc Zyngier wrote:
The GIC CPU interface is always 4k aligned. If the host is using
64k pages, it is critical to place the guest's GICC interface at the
same
Hi guys,
so I'm looking at this splat below when booting current linus+tip/master
in a kvm guest. Initially I thought this is something related to the
PARAVIRT gunk but it happens with and without it.
So, from what I can see, we first #DF and then lockdep fires a deadlock
warning. That I can
Hello Claudio,
Sorry for the delay.
I am a bit short on time and will be offline for a week starting tonight.
I agree there are points that must be more clearly described (and I
agree that ivshmem code will most likely have to be cleaned up after this).
Restructuring the documentation with a
https://bugzilla.kernel.org/show_bug.cgi?id=25332
xerofo...@gmail.com changed:
What|Removed |Added
CC||xerofo...@gmail.com
--- Comment #3
https://bugzilla.kernel.org/show_bug.cgi?id=40542
xerofo...@gmail.com changed:
What|Removed |Added
CC||xerofo...@gmail.com
--- Comment #14
https://bugzilla.kernel.org/show_bug.cgi?id=42082
xerofo...@gmail.com changed:
What|Removed |Added
CC||xerofo...@gmail.com
--- Comment #1
On 25 June 2014 15:56, Joel Schopp joel.sch...@amd.com wrote:
On 06/24/2014 05:28 PM, Peter Maydell wrote:
On 24 June 2014 20:28, Joel Schopp joel.sch...@amd.com wrote:
Does this mean there is a corresponding patch for qemu?
Not as far as I know. It's a bit awkward on the QEMU end because
we
Use the correct MSI message function for debug info.
Signed-off-by: Alex Williamson alex.william...@redhat.com
---
hw/misc/vfio.c |4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/hw/misc/vfio.c b/hw/misc/vfio.c
index 7437c2e..6fbd47e 100644
--- a/hw/misc/vfio.c
+++
One debug-only and one pretty significant performance fix for older
guests. I'd like to do a pull request for these prior to the 2.1
hard freeze, let me know if there are any objections. Thanks,
Alex
---
Alex Williamson (2):
vfio-pci: Fix MSI-X masking performance
vfio-pci: Fix
There are still old guests out there that over-exercise MSI-X masking.
The current code completely sets-up and tears-down an MSI-X vector on
the use and release callbacks. While this is functional, it can
slow an old guest to a crawl. We can easily skip the KVM parts of
this so that we keep the
On 06/25/2014 12:34 PM, Peter Maydell wrote:
On 25 June 2014 15:56, Joel Schopp joel.sch...@amd.com wrote:
On 06/24/2014 05:28 PM, Peter Maydell wrote:
On 24 June 2014 20:28, Joel Schopp joel.sch...@amd.com wrote:
Does this mean there is a corresponding patch for qemu?
Not as far as I know.
On Wed, 25 Jun 2014 14:33:56 +0200 Marek Szyprowski m.szyprow...@samsung.com
wrote:
That's probably easier. Marek, I'll merge these into -mm (and hence
-next and git://git.kernel.org/pub/scm/linux/kernel/git/mhocko/mm.git)
and shall hold them pending you review/ack/test/etc, OK?
Ok.
On Wed, Jun 25, 2014 at 05:32:28PM +0200, Borislav Petkov wrote:
Hi guys,
so I'm looking at this splat below when booting current linus+tip/master
in a kvm guest. Initially I thought this is something related to the
PARAVIRT gunk but it happens with and without it.
Ok, here's a cleaner
On 25 June 2014 20:34, Joel Schopp joel.sch...@amd.com wrote:
It doesn't work for me. Maybe I'm doing something wrong, but I can't see
what. I am unique in that I'm running a gic-400 (gicv2m) on aarch64
hardware with 64k pages. I'm also unique in that my hardware maps each 4K
gic entry to a
On 06.06.14 02:20, Alexey Kardashevskiy wrote:
On 06/05/2014 09:57 PM, Alexander Graf wrote:
On 05.06.14 09:25, Alexey Kardashevskiy wrote:
This reserves 2 capability numbers.
This implements an extended version of KVM_CREATE_SPAPR_TCE_64 ioctl.
Please advise how to proceed with these
On 06/25/2014 03:45 PM, Peter Maydell wrote:
On 25 June 2014 20:34, Joel Schopp joel.sch...@amd.com wrote:
It doesn't work for me. Maybe I'm doing something wrong, but I can't see
what. I am unique in that I'm running a gic-400 (gicv2m) on aarch64
hardware with 64k pages. I'm also unique in
On 02.06.14 03:02, Paul Mackerras wrote:
This patch series adds a way for userspace to control which sPAPR
hypercalls get handled by kernel handlers vs. being sent up to
userspace, and then adds an implementation of a new hypercall,
H_SET_MODE.
This version updates the documentation in api.txt
From: Marcelo Tosatti mtosa...@redhat.com
Invariant TSC documentation mentions that invariant TSC will run at a
constant rate in all ACPI P-, C-. and T-states.
This is not the case if migration to a host with different TSC frequency
is allowed, or if savevm is performed. So block
On Wed, Jun 25, 2014 at 11:46:10PM +0200, Alexander Graf wrote:
On 02.06.14 03:02, Paul Mackerras wrote:
This patch series adds a way for userspace to control which sPAPR
hypercalls get handled by kernel handlers vs. being sent up to
userspace, and then adds an implementation of a new
From: Kim Phillips kim.phill...@linaro.org
A userspace process can map device MMIO memory via VFIO or /dev/mem,
e.g., for platform device passthrough support in QEMU.
During early development, we found the PAGE_S2 memory type being used
for MMIO mappings. This patch corrects that by using the
On Mon, 2 Jun 2014 21:28:42 -0700
Greg KH gre...@linuxfoundation.org wrote:
On Mon, Jun 02, 2014 at 07:42:58PM -0500, Kim Phillips wrote:
You are the platform driver core maintainer: can you apply this to
your driver-core tree now?
Yes, I will after this merge window ends, it's too late
On Wed, Jun 25, 2014 at 03:33:12PM +1000, Gavin Shan wrote:
On Tue, Jun 24, 2014 at 11:32:07PM -0400, Mike Qiu wrote:
[ cc Richard ]
Eeh sysfs entry created must be after EEH_ENABLED been set
in eeh_subsystem_flags.
In PowerNV platform, it try to create sysfs entry before
EEH_ENABLED been set,
On Wed, Jun 25, 2014 at 02:23:53PM +0800, Wei Yang wrote:
On Wed, Jun 25, 2014 at 03:33:12PM +1000, Gavin Shan wrote:
On Tue, Jun 24, 2014 at 11:32:07PM -0400, Mike Qiu wrote:
[ cc Richard ]
Eeh sysfs entry created must be after EEH_ENABLED been set
in eeh_subsystem_flags.
In PowerNV platform,
On 15.06.14 20:47, Aneesh Kumar K.V wrote:
With guests supporting Multiple page size per segment (MPSS),
hpte_page_size returns the actual page size used. Add a new function to
return base page size and use that to compare against the the page size
calculated from SLB. Without this patch a hpte
Hello,
On 2014-06-18 22:51, Andrew Morton wrote:
On Tue, 17 Jun 2014 10:25:07 +0900 Joonsoo Kim iamjoonsoo@lge.com wrote:
v2:
- Although this patchset looks very different with v1, the end result,
that is, mm/cma.c is same with v1's one. So I carry Ack to patch 6-7.
This patchset is
On Wed, 25 Jun 2014 14:33:56 +0200 Marek Szyprowski m.szyprow...@samsung.com
wrote:
That's probably easier. Marek, I'll merge these into -mm (and hence
-next and git://git.kernel.org/pub/scm/linux/kernel/git/mhocko/mm.git)
and shall hold them pending you review/ack/test/etc, OK?
Ok.
On 06.06.14 02:20, Alexey Kardashevskiy wrote:
On 06/05/2014 09:57 PM, Alexander Graf wrote:
On 05.06.14 09:25, Alexey Kardashevskiy wrote:
This reserves 2 capability numbers.
This implements an extended version of KVM_CREATE_SPAPR_TCE_64 ioctl.
Please advise how to proceed with these
On 02.06.14 03:02, Paul Mackerras wrote:
This patch series adds a way for userspace to control which sPAPR
hypercalls get handled by kernel handlers vs. being sent up to
userspace, and then adds an implementation of a new hypercall,
H_SET_MODE.
This version updates the documentation in api.txt
On Wed, Jun 25, 2014 at 11:46:10PM +0200, Alexander Graf wrote:
On 02.06.14 03:02, Paul Mackerras wrote:
This patch series adds a way for userspace to control which sPAPR
hypercalls get handled by kernel handlers vs. being sent up to
userspace, and then adds an implementation of a new
On 06/26/2014 07:12 AM, Alexander Graf wrote:
On 06.06.14 02:20, Alexey Kardashevskiy wrote:
On 06/05/2014 09:57 PM, Alexander Graf wrote:
On 05.06.14 09:25, Alexey Kardashevskiy wrote:
This reserves 2 capability numbers.
This implements an extended version of KVM_CREATE_SPAPR_TCE_64
Gavin Shan gws...@linux.vnet.ibm.com writes:
On Mon, Jun 23, 2014 at 04:36:44PM +1000, Michael Neuling wrote:
On Mon, 2014-06-23 at 12:14 +1000, Gavin Shan wrote:
The patch implements one OPAL firmware sysfs file to support PCI error
injection: /sys/firmware/opal/errinjct, which will be used
Gavin Shan gws...@linux.vnet.ibm.com writes:
+static struct kobj_attribute errinjct_attr =
+ __ATTR(errinjct, 0600, NULL, errinjct_store);
May also be good to have a read method that either lists current
injected errors? I guess it depends on if they're one time errors or
persistent errors
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