On 14.03.2020 00:54, Markus Armbruster wrote:
Vladimir Sementsov-Ogievskiy writes:
13.03.2020 18:42, Markus Armbruster wrote:
Vladimir Sementsov-Ogievskiy writes:
12.03.2020 19:36, Markus Armbruster wrote:
I may have a second look tomorrow with fresher eyes, but let's get this
out now a
flight 148603 linux-linus real [real]
http://logs.test-lab.xenproject.org/osstest/logs/148603/
Regressions :-(
Tests which did not succeed and are blocking,
including tests which could not be run:
test-amd64-amd64-qemuu-nested-intel 17 debian-hvm-install/l1/l2 fail REGR. vs.
133580
Tests which
Vladimir Sementsov-Ogievskiy writes:
> On 14.03.2020 00:54, Markus Armbruster wrote:
>> Vladimir Sementsov-Ogievskiy writes:
>>
>>> 13.03.2020 18:42, Markus Armbruster wrote:
Vladimir Sementsov-Ogievskiy writes:
> 12.03.2020 19:36, Markus Armbruster wrote:
>> I may have a seco
Commit 0d99c909d7e1 ("libxl: wait for console path before firing
console_available") introduced a bug: when trying to start a guest
from a config file when it is already running, I get:
xl create -c minios.pv
Parsing config from minios.pv
libxl: error: libxl_domain.c:81:libxl__domain_rename: Doma
On 13.03.2020 16:14, Andrew Cooper wrote:
> On 13/03/2020 09:25, Jan Beulich wrote:
>> Plain (unsigned) integer division simply truncates the results. The
>> overall errors are smaller though if we use proper rounding. (Extend
>> this to the purely cosmetic aspect of time.c's freq_string(), which
>
On 13.03.2020 16:50, Andrew Cooper wrote:
> On 13/03/2020 09:26, Jan Beulich wrote:
>> --- a/xen/arch/x86/apic.c
>> +++ b/xen/arch/x86/apic.c
>> @@ -1249,17 +1249,16 @@ static int __init calibrate_APIC_clock(v
>> tt2 = apic_read(APIC_TMCCT);
>> t2 = rdtsc_ordered();
>>
>> -result =
On 13.03.2020 17:18, Andrew Cooper wrote:
> On 13/03/2020 09:26, Jan Beulich wrote:
>> All CPUs get an equal setting of EOI broadcast suppression; no need to
>> log one message per CPU, even if it's only in verbose APIC mode.
>>
>> Only the BSP is eligible to possibly get ExtINT enabled; no need to
On 16/03/2020 08:47, Jürgen Groß wrote:
> Commit 0d99c909d7e1 ("libxl: wait for console path before firing
> console_available") introduced a bug: when trying to start a guest
> from a config file when it is already running, I get:
>
> xl create -c minios.pv
> Parsing config from minios.pv
> libxl:
On 16.03.20 10:17, Andrew Cooper wrote:
On 16/03/2020 08:47, Jürgen Groß wrote:
Commit 0d99c909d7e1 ("libxl: wait for console path before firing
console_available") introduced a bug: when trying to start a guest
from a config file when it is already running, I get:
xl create -c minios.pv
Parsin
On 13.03.2020 15:37, Juergen Gross wrote:
> In case Xen ever gains preemption support the spinlock coding's
> placement of preempt_disable() and preempt_enable() should be outside
> of the locked section.
>
> Signed-off-by: Juergen Gross
Reviewed-by: Jan Beulich
___
On 13.03.2020 15:37, Juergen Gross wrote:
> Similar to spinlocks preemption should be disabled while holding a
> rwlock.
>
> Signed-off-by: Juergen Gross
Reviewed-by: Jan Beulich
___
Xen-devel mailing list
Xen-devel@lists.xenproject.org
https://lists
On 13.03.2020 12:14, Jan Beulich wrote:
> Drop #include-s not needed by the header itself. Put the ones needed
> into whichever other files actually need them.
>
> Signed-off-by: Jan Beulich
> Reviewed-by: Paul Durrant
> ---
> v3: Also make things build with all{yes,no}config.
> v2: Also make th
flight 148610 linux-5.4 real [real]
http://logs.test-lab.xenproject.org/osstest/logs/148610/
Regressions :-(
Tests which did not succeed and are blocking,
including tests which could not be run:
test-amd64-amd64-qemuu-nested-intel 17 debian-hvm-install/l1/l2 fail REGR. vs.
146121
Tests which a
The involved comparison was, very likely inadvertently, converted from
>= to > when making changes unrelated to the actual family range.
Fixes: 9841eb71ea87 ("x86/cpuid: Drop a guests cached x86 family and model
information")
Signed-off-by: Jan Beulich
--- a/xen/arch/x86/hvm/ioreq.c
+++ b/xen/a
On Fri, Feb 28, 2020 at 11:41 AM Tamas K Lengyel
wrote:
>
> The following series implements VM forking for Intel HVM guests to allow for
> the fast creation of identical VMs without the assosciated high startup costs
> of booting or restoring the VM from a savefile.
>
> JIRA issue: https://xenproj
On 16/03/2020 08:58, Jan Beulich wrote:
> On 13.03.2020 16:14, Andrew Cooper wrote:
>> On 13/03/2020 09:25, Jan Beulich wrote:
>>> Plain (unsigned) integer division simply truncates the results. The
>>> overall errors are smaller though if we use proper rounding. (Extend
>>> this to the purely cosm
On 16/03/2020 09:07, Jan Beulich wrote:
> On 13.03.2020 16:50, Andrew Cooper wrote:
>> On 13/03/2020 09:26, Jan Beulich wrote:
>>> --- a/xen/arch/x86/apic.c
>>> +++ b/xen/arch/x86/apic.c
>>> @@ -1249,17 +1249,16 @@ static int __init calibrate_APIC_clock(v
>>> tt2 = apic_read(APIC_TMCCT);
>>>
On 16/03/2020 11:00, Jan Beulich wrote:
> The involved comparison was, very likely inadvertently, converted from
>> = to > when making changes unrelated to the actual family range.
>
> Fixes: 9841eb71ea87 ("x86/cpuid: Drop a guests cached x86 family and model
> information")
> Signed-off-by: Jan
flight 148624 xen-unstable-smoke real [real]
http://logs.test-lab.xenproject.org/osstest/logs/148624/
Failures :-/ but no regressions.
Tests which did not succeed, but are not blocking:
test-amd64-amd64-libvirt 13 migrate-support-checkfail never pass
test-arm64-arm64-xl-xsm 1
On 3/12/20 10:20 AM, Miroslav Benes wrote:
> --- a/arch/x86/xen/xen-head.S
> +++ b/arch/x86/xen/xen-head.S
> @@ -35,7 +35,7 @@ SYM_CODE_START(startup_xen)
> rep __ASM_SIZE(stos)
>
> mov %_ASM_SI, xen_start_info
> - mov $init_thread_union+THREAD_SIZE, %_ASM_SP
> + mov $init_t
Vladimir Sementsov-Ogievskiy writes:
> 03.03.2020 11:01, Markus Armbruster wrote:
>> Hi Vladimir,
>>
>> I've come to rather like your ERRP_AUTO_PROPAGATE() idea. What I
>> wouldn't like is a protracted conversion.
>>
>> Once we're happy with PATCH 1-3, it's a matter of running Coccinelle and
>>
On 13/03/2020 13:06, Juergen Gross wrote:
> Today rcu_barrier() is calling stop_machine_run() to synchronize all
> physical cpus in order to ensure all pending rcu calls have finished
> when returning.
>
> As stop_machine_run() is using tasklets this requires scheduling of
> idle vcpus on all cpus
On Fri, 13 Mar 2020, Miroslav Benes wrote:
> On Fri, 13 Mar 2020, Jürgen Groß wrote:
>
> > On 12.03.20 15:20, Miroslav Benes wrote:
> > > The unwinder reports the secondary CPU idle tasks' stack on XEN PV as
> > > unreliable, which affects at least live patching.
> > > cpu_initialize_context() se
On 16.03.20 16:24, Igor Druzhinin wrote:
On 13/03/2020 13:06, Juergen Gross wrote:
Today rcu_barrier() is calling stop_machine_run() to synchronize all
physical cpus in order to ensure all pending rcu calls have finished
when returning.
As stop_machine_run() is using tasklets this requires sche
Xen on ARM does not use QEMU machines [*]. Disable the 'virt'
machine there to avoid odd errors such:
CC i386-softmmu/hw/cpu/a15mpcore.o
hw/cpu/a15mpcore.c:28:10: fatal error: kvm_arm.h: No such file or directory
[*]
https://wiki.xenproject.org/wiki/Xen_ARM_with_Virtualization_Extensi
On 10.03.2020 18:49, p...@xen.org wrote:
> --- a/xen/arch/x86/domain.c
> +++ b/xen/arch/x86/domain.c
> @@ -257,6 +257,13 @@ void dump_pageframe_info(struct domain *d)
> _p(mfn_x(page_to_mfn(page))),
> page->count_info, page->u.inuse.type_info);
> }
> +
> +pa
On Mon, 16 Mar 2020, Philippe Mathieu-Daudé wrote:
> Xen on ARM does not use QEMU machines [*]. Disable the 'virt'
> machine there to avoid odd errors such:
>
> CC i386-softmmu/hw/cpu/a15mpcore.o
> hw/cpu/a15mpcore.c:28:10: fatal error: kvm_arm.h: No such file or directory
>
> [*]
> h
On Mon, 16 Mar 2020 at 16:08, Philippe Mathieu-Daudé wrote:
>
> Xen on ARM does not use QEMU machines [*]. Disable the 'virt'
> machine there to avoid odd errors such:
>
> CC i386-softmmu/hw/cpu/a15mpcore.o
> hw/cpu/a15mpcore.c:28:10: fatal error: kvm_arm.h: No such file or directory
>
From: Hongyan Xia
The allocation can just return NULL. Return an error value early instead
of crashing later on.
Signed-off-by: Hongyan Xia
---
xen/arch/x86/tboot.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/xen/arch/x86/tboot.c b/xen/arch/x86/tboot.c
index 8c232270b4..ce85a710dd 10
On 16/03/2020 16:01, Jürgen Groß wrote:
> On 16.03.20 16:24, Igor Druzhinin wrote:
>> On 13/03/2020 13:06, Juergen Gross wrote:
>>> Today rcu_barrier() is calling stop_machine_run() to synchronize all
>>> physical cpus in order to ensure all pending rcu calls have finished
>>> when returning.
>>>
>
> -Original Message-
> From: Jan Beulich
> Sent: 16 March 2020 16:53
> To: p...@xen.org
> Cc: xen-devel@lists.xenproject.org; Andrew Cooper
> ; George Dunlap
> ; Ian Jackson ; Julien
> Grall ;
> Stefano Stabellini ; Wei Liu ; Roger
> Pau Monné
>
> Subject: Re: [PATCH v6 2/5] mm: keep P
flight 148611 xen-unstable real [real]
http://logs.test-lab.xenproject.org/osstest/logs/148611/
Failures :-/ but no regressions.
Tests which are failing intermittently (not blocking):
test-amd64-i386-qemut-rhel6hvm-amd 12 guest-start/redhat.repeat fail in 148591
pass in 148571
test-amd64-amd64
flight 148616 qemu-mainline real [real]
http://logs.test-lab.xenproject.org/osstest/logs/148616/
Regressions :-(
Tests which did not succeed and are blocking,
including tests which could not be run:
test-amd64-amd64-xl-qemuu-dmrestrict-amd64-dmrestrict 10 debian-hvm-install
fail REGR. vs. 14486
On 3/16/20 6:11 PM, Peter Maydell wrote:
On Mon, 16 Mar 2020 at 16:08, Philippe Mathieu-Daudé wrote:
Xen on ARM does not use QEMU machines [*]. Disable the 'virt'
machine there to avoid odd errors such:
CC i386-softmmu/hw/cpu/a15mpcore.o
hw/cpu/a15mpcore.c:28:10: fatal error: kvm
flight 148633 xen-unstable-smoke real [real]
http://logs.test-lab.xenproject.org/osstest/logs/148633/
Failures :-/ but no regressions.
Tests which did not succeed, but are not blocking:
test-amd64-amd64-libvirt 13 migrate-support-checkfail never pass
test-arm64-arm64-xl-xsm 1
On Mon, Mar 16, 2020 at 04:51:12PM +0100, Miroslav Benes wrote:
> > diff --git a/arch/x86/xen/smp_pv.c b/arch/x86/xen/smp_pv.c
> > index 6b88cdcbef8f..39afd88309cb 100644
> > --- a/arch/x86/xen/smp_pv.c
> > +++ b/arch/x86/xen/smp_pv.c
> > @@ -92,6 +92,7 @@ asmlinkage __visible void cpu_bringup_and_
args.preempted as meaningless here and doesn't show if the hypercall
was preempted before. Use start_extent instead which is correct.
Signed-off-by: Igor Druzhinin
---
This fixes ballooning for 64-bit PV guests inside shim. 32-bit PV guests
require a little bit more work due to compat layer being
flight 148618 linux-linus real [real]
http://logs.test-lab.xenproject.org/osstest/logs/148618/
Regressions :-(
Tests which did not succeed and are blocking,
including tests which could not be run:
test-amd64-i386-qemut-rhel6hvm-amd 12 guest-start/redhat.repeat fail REGR. vs.
133580
test-amd64-
flight 148629 seabios real [real]
http://logs.test-lab.xenproject.org/osstest/logs/148629/
Regressions :-(
Tests which did not succeed and are blocking,
including tests which could not be run:
test-amd64-amd64-qemuu-nested-intel 17 debian-hvm-install/l1/l2 fail REGR. vs.
148176
Tests which did
flight 148623 linux-5.4 real [real]
http://logs.test-lab.xenproject.org/osstest/logs/148623/
Regressions :-(
Tests which did not succeed and are blocking,
including tests which could not be run:
test-amd64-amd64-qemuu-nested-intel 17 debian-hvm-install/l1/l2 fail REGR. vs.
146121
Tests which a
> From: Paul Durrant
> Sent: Friday, March 13, 2020 5:26 PM
>
> > -Original Message-
> > From: Tian, Kevin
> > Sent: 13 March 2020 03:23
> > To: p...@xen.org; 'Jan Beulich'
> > Cc: xen-devel@lists.xenproject.org; 'Andrew Cooper'
>
> > Subject: RE: [Xen-devel] [PATCH v3] IOMMU: make DMA
> From: Paul Durrant
> Sent: Friday, March 13, 2020 5:26 PM
>
> > -Original Message-
> > From: Jan Beulich
> > Sent: 13 March 2020 08:10
> > To: Tian, Kevin
> > Cc: xen-devel@lists.xenproject.org; Andrew Cooper
> ; Paul Durrant
> >
> > Subject: Re: [PATCH v3] IOMMU: make DMA containmen
> From: Andrew Cooper
> Sent: Saturday, March 14, 2020 12:03 AM
>
> On 12/03/2020 23:56, osstest service owner wrote:
> > branch xen-unstable
> > xenbranch xen-unstable
> > job test-amd64-amd64-qemuu-nested-intel
> > testid debian-hvm-install/l1/l2
> >
> > Tree: linux git://git.kernel.org/pub/scm
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