[Xen-devel] [linux-linus test] 112504: regressions - trouble: blocked/broken/fail/pass

flight 112504 linux-linus real [real] http://logs.test-lab.xenproject.org/osstest/logs/112504/ Regressions :-( Tests which did not succeed and are blocking, including tests which could not be run: test-amd64-amd64-examine 7 reboot fail REGR. vs. 110515

Re: [Xen-devel] [PATCH v3] xen: get rid of paravirt op adjust_exception_frame

On Mon, Aug 7, 2017 at 1:56 PM, Boris Ostrovsky wrote: > >> diff --git a/arch/x86/xen/enlighten_pv.c b/arch/x86/xen/enlighten_pv.c >> index 811e4ddb3f37..a3dcd83187ce 100644 >> --- a/arch/x86/xen/enlighten_pv.c >> +++ b/arch/x86/xen/enlighten_pv.c >> @@ -579,6 +579,71

[Xen-devel] [PATCH v2] x86/xen/64: Rearrange the SYSCALL entries

Xen's raw SYSCALL entries are much less weird than native. Rather than fudging them to look like native entries, use the Xen-provided stack frame directly. This lets us eliminate entry_SYSCALL_64_after_swapgs and two uses of the SWAPGS_UNSAFE_STACK paravirt hook. The SYSENTER code would benefit

[Xen-devel] [qemu-mainline test] 112506: regressions - trouble: blocked/broken/fail/pass

flight 112506 qemu-mainline real [real] http://logs.test-lab.xenproject.org/osstest/logs/112506/ Regressions :-( Tests which did not succeed and are blocking, including tests which could not be run: test-amd64-amd64-xl-qemuu-win7-amd64 16 guest-localmigrate/x10 fail REGR. vs. 112456

[Xen-devel] [linux-4.1 baseline-only test] 71948: regressions - trouble: blocked/broken/fail/pass

This run is configured for baseline tests only. flight 71948 linux-4.1 real [real] http://osstest.xs.citrite.net/~osstest/testlogs/logs/71948/ Regressions :-( Tests which did not succeed and are blocking, including tests which could not be run: build-armhf-xsm 6 xen-build

[Xen-devel] [PATCH v3 2/2] xl: Register the AER event handler to handle AER errors

When a guest is created, register the AER event handler to handle the AER errors. When an AER error occurs, the handler will forcibly remove the erring PCIe device from the guest. Signed-off-by: Venu Busireddy --- tools/xl/xl_vmcontrol.c | 9 + 1 file changed,

[Xen-devel] [PATCH v3 1/2] libxl: Implement the handler to handle unrecoverable AER errors

Implement the callback function to handle unrecoverable AER errors, and also the public APIs that can be used to register/unregister the handler. When an AER error occurs, the handler will forcibly remove the erring PCIe device from the guest. Signed-off-by: Venu Busireddy

Re: [Xen-devel] [PATCH RFC v1] xen:rtds: towards work conserving RTDS

On Mon, Aug 7, 2017 at 1:35 PM, Dario Faggioli wrote: > On Sat, 2017-08-05 at 17:35 -0400, Meng Xu wrote: >> > >> > > @@ -966,8 +1001,16 @@ burn_budget(const struct scheduler *ops, >> > > struct >> > > rt_vcpu *svc, s_time_t now) >> > > >> > > if ( svc->cur_budget

Re: [Xen-devel] [PATCH RFC v1] xen:rtds: towards work conserving RTDS

On Mon, 2017-08-07 at 14:27 -0400, Meng Xu wrote: > On Mon, Aug 7, 2017 at 1:35 PM, Dario Faggioli > > > Is this wanted or expected? > > It is wanted. > > A VCPU i that has already got budget_i * priority_level_i time has > higher priority than another VCPU j that got budget_j * >

Re: [Xen-devel] [PATCH RFC v1] xen:rtds: towards work conserving RTDS

On Mon, Aug 7, 2017 at 3:14 PM, Dario Faggioli wrote: > On Mon, 2017-08-07 at 14:27 -0400, Meng Xu wrote: >> On Mon, Aug 7, 2017 at 1:35 PM, Dario Faggioli >> >> > Is this wanted or expected? >> >> It is wanted. >> >> A VCPU i that has already got budget_i *

[Xen-devel] [ovmf baseline-only test] 71947: all pass

This run is configured for baseline tests only. flight 71947 ovmf real [real] http://osstest.xs.citrite.net/~osstest/testlogs/logs/71947/ Perfect :-) All tests in this flight passed as required version targeted for testing: ovmf 8853c2afc51c2cab862acbef308f2588264e188b baseline

[Xen-devel] [linux-4.9 test] 112497: regressions - trouble: blocked/broken/fail/pass

flight 112497 linux-4.9 real [real] http://logs.test-lab.xenproject.org/osstest/logs/112497/ Regressions :-( Tests which did not succeed and are blocking, including tests which could not be run: test-armhf-armhf-xl-arndale 5 host-ping-check-native fail REGR. vs. 112405 Tests which did not

[Xen-devel] [linux-4.1 test] 112503: tolerable trouble: blocked/broken/fail/pass - PUSHED

flight 112503 linux-4.1 real [real] http://logs.test-lab.xenproject.org/osstest/logs/112503/ Failures :-/ but no regressions. Tests which are failing intermittently (not blocking): test-armhf-armhf-xl-xsm 15 guest-stop fail in 112491 pass in 112503

Re: [Xen-devel] [PATCH v3] xen: get rid of paravirt op adjust_exception_frame

> diff --git a/arch/x86/xen/enlighten_pv.c b/arch/x86/xen/enlighten_pv.c > index 811e4ddb3f37..a3dcd83187ce 100644 > --- a/arch/x86/xen/enlighten_pv.c > +++ b/arch/x86/xen/enlighten_pv.c > @@ -579,6 +579,71 @@ static void xen_write_ldt_entry(struct desc_struct *dt, > int entrynum, >

[Xen-devel] [PATCH v3 0/2] Containing AER unrecoverable errors

This patch set is part of a set of patches that together allow containment of unrecoverable AER errors from PCIe devices assigned to guests in passthrough mode. The containment is achieved by forcibly removing the erring PCIe device from the guest. The original xen-pciback patch corresponding to

[Xen-devel] [PATCH v3 0/2] Containing AER unrecoverable errors

This patch set is part of a set of patches that together allow containment of unrecoverable AER errors from PCIe devices assigned to guests in passthrough mode. The containment is achieved by forcibly removing the erring PCIe device from the guest. Changes in v3: * Made the following changes

[Xen-devel] [PATCH v3 2/2] xl: Register the AER event handler to handle AER errors

When a guest is created, register the AER event handler to handle the AER errors. When an AER error occurs, the handler will forcibly remove the erring PCIe device from the guest. Signed-off-by: Venu Busireddy --- tools/xl/xl_vmcontrol.c | 9 + 1 file changed,

[Xen-devel] [PATCH v3 1/2] libxl: Implement the handler to handle unrecoverable AER errors

Implement the callback function to handle unrecoverable AER errors, and also the public APIs that can be used to register/unregister the handler. When an AER error occurs, the handler will forcibly remove the erring PCIe device from the guest. Signed-off-by: Venu Busireddy

[Xen-devel] [PATCH v3 1/2] libxl: Implement the handler to handle unrecoverable AER errors

Implement the callback function to handle unrecoverable AER errors, and also the public APIs that can be used to register/unregister the handler. When an AER error occurs, the handler will forcibly remove the erring PCIe device from the guest. Signed-off-by: Venu Busireddy

[Xen-devel] [PATCH v3 2/2] xl: Register the AER event handler to handle AER errors

When a guest is created, register the AER event handler to handle the AER errors. When an AER error occurs, the handler will forcibly remove the erring PCIe device from the guest. Signed-off-by: Venu Busireddy --- tools/xl/xl_vmcontrol.c | 9 + 1 file changed,

[Xen-devel] [PATCH v3 0/2] Containing AER unrecoverable errors

This patch set is part of a set of patches that together allow containment of unrecoverable AER errors from PCIe devices assigned to guests in passthrough mode. The containment is achieved by forcibly removing the erring PCIe device from the guest. The original xen-pciback patch corresponding to

Re: [Xen-devel] [alsa-devel] [PATCH 08/11] ALSA: vsnd: Add timer for period interrupt emulation

Hi, Clemens! On 08/07/2017 01:27 PM, Clemens Ladisch wrote: Oleksandr Andrushchenko wrote: Front sound driver has no real interrupts, so playback/capture period passed interrupt needs to be emulated: this is done via timer. Add required timer operations, this is based on sound/drivers/dummy.c.

Re: [Xen-devel] [PATCH RESEND 00/11] ALSA: vsnd: Add Xen para-virtualized frontend driver

On 08/07/2017 03:09 PM, Takashi Sakamoto wrote: Hi, On Aug 7 2017 20:50, Oleksandr Andrushchenko wrote: From: Oleksandr Andrushchenko This patch series adds support for Xen [1] para-virtualized sound frontend driver. It implements the protocol from

[Xen-devel] [PATCH RESEND1 08/12] ALSA: vsnd: Initialize virtul sound card

From: Oleksandr Andrushchenko Initialize virtual sound card with streams according to the Xen store configuration. Add stubs for stream PCM operations. Signed-off-by: Oleksandr Andrushchenko --- sound/drivers/xen-front.c |

[Xen-devel] [PATCH RESEND1 12/12] ALSA: vsnd: Introduce Kconfig option to enable Xen PV sound

From: Oleksandr Andrushchenko Introduce Kconfig option to enable Xen para-virtualized sound frontend driver. Also add sound frontend to the Makefile. Signed-off-by: Oleksandr Andrushchenko --- sound/drivers/Kconfig | 12

[Xen-devel] [PATCH RESEND1 11/12] ALSA: vsnd: Implement communication with backend

From: Oleksandr Andrushchenko Implement frontend to backend communication according to the para-virtualized sound protocol: xen/interface/io/sndif.h. Signed-off-by: Oleksandr Andrushchenko --- sound/drivers/xen-front.c | 302

[Xen-devel] [PATCH RESEND1 06/12] ALSA: vsnd: Implement handling of shared buffers

From: Oleksandr Andrushchenko Implement shared buffer handling according to the para-virtualized sound device protocol at xen/interface/io/sndif.h: - manage buffer memory - handle granted references - handle page directories Signed-off-by: Oleksandr

[Xen-devel] [PATCH RESEND1 07/12] ALSA: vsnd: Introduce ALSA virtual sound driver

From: Oleksandr Andrushchenko Implement essential initialization of the sound driver: - introduce required data structures - handle driver registration - handle sound card registration - register sound driver on backend connection - remove sound driver on

[Xen-devel] [PATCH RESEND1 04/12] ALSA: vsnd: Read sound driver configuration from Xen store

From: Oleksandr Andrushchenko Read configuration values from Xen store according to xen/interface/io/sndif.h protocol: - introduce configuration structures for different components, e.g. sound card, device, stream - read PCM HW parameters, e.g rate, format

[Xen-devel] [PATCH RESEND1 01/12] ALSA: vsnd: Introduce Xen para-virtualized sound frontend driver

From: Oleksandr Andrushchenko Introduce skeleton of the para-virtualized Xen sound frontend driver. This patch only adds required essential stubs. Signed-off-by: Oleksandr Andrushchenko --- sound/drivers/xen-front.c | 78

[Xen-devel] [PATCH RESEND1 00/12] ALSA: vsnd: Add Xen para-virtualized frontend driver

From: Oleksandr Andrushchenko This patch series adds support for Xen [1] para-virtualized sound frontend driver. It implements the protocol from include/xen/interface/io/sndif.h with the following limitations: - mute/unmute is not supported - get/set volume is

[Xen-devel] [xen-unstable test] 112496: tolerable trouble: blocked/broken/fail/pass

flight 112496 xen-unstable real [real] http://logs.test-lab.xenproject.org/osstest/logs/112496/ Failures :-/ but no regressions. Tests which did not succeed, but are not blocking: test-arm64-arm64-libvirt-xsm 1 build-check(1) blocked n/a test-arm64-arm64-xl 1

[Xen-devel] [PATCH RESEND1 09/12] ALSA: vsnd: Add timer for period interrupt emulation

From: Oleksandr Andrushchenko Front sound driver has no real interrupts, so playback/capture period passed interrupt needs to be emulated: this is done via timer. Add required timer operations, this is based on sound/drivers/dummy.c. Signed-off-by: Oleksandr

[Xen-devel] [PATCH RESEND1 10/12] ALSA: vsnd: Implement ALSA PCM operations

From: Oleksandr Andrushchenko Implement ALSA driver operations including: - start/stop period interrupt emulation - manage frontend/backend shraed buffers - manage Xen bus event channel state Signed-off-by: Oleksandr Andrushchenko

[Xen-devel] [PATCH RESEND1 05/12] ALSA: vsnd: Implement Xen event channel handling

From: Oleksandr Andrushchenko 1. Create event channels for all configured streams and publish corresponding ring references and event channels in Xen store, so backend can connect. 2. Implement event channel interrupt handler. 3. Create and destroy event

[Xen-devel] [PATCH RESEND1 02/12] ALSA: vsnd: Implement driver's probe/remove

From: Oleksandr Andrushchenko Add essential driver private info structure, initialize locks and implement probe/remove of the Xen frontend driver. Signed-off-by: Oleksandr Andrushchenko --- sound/drivers/xen-front.c | 27

[Xen-devel] [PATCH RESEND1 03/12] ALSA: vsnd: Implement Xen bus state handling

From: Oleksandr Andrushchenko Initial handling for Xen bus states: implement Xen bus state machine for the front driver according to the state diagram and recovery flow from sound para-virtualized protocol: xen/interface/io/sndif.h. Signed-off-by: Oleksandr

Re: [Xen-devel] [PATCH RESEND 00/11] ALSA: vsnd: Add Xen para-virtualized frontend driver

On Aug 7 2017 21:18, Oleksandr Andrushchenko wrote: Your first patch includes code difference under line 26, thus it expects existence of a file 'sound/drivers/xen-front.c' in tree. However, the file is not introduced in any upstream yet; at least, Linus's tree and Iwai-san's tree. I missed

Re: [Xen-devel] [PATCH RESEND 00/11] ALSA: vsnd: Add Xen para-virtualized frontend driver

On 08/07/2017 03:30 PM, Takashi Sakamoto wrote: On Aug 7 2017 21:18, Oleksandr Andrushchenko wrote: Your first patch includes code difference under line 26, thus it expects existence of a file 'sound/drivers/xen-front.c' in tree. However, the file is not introduced in any upstream yet; at

Re: [Xen-devel] [PATCH 4/5] tools/libxenforeignmemory: add support for resource mapping

> -Original Message- > From: Wei Liu [mailto:wei.l...@citrix.com] > Sent: 04 August 2017 13:16 > To: Paul Durrant > Cc: xen-de...@lists.xenproject.org; Ian Jackson ; > Wei Liu > Subject: Re: [PATCH 4/5]

Re: [Xen-devel] i am not able to contact betweeen the bootwraooer and rootfile system in foundation model ARMv8 architecture

Please avoid dropping xen-devel... On 07/08/17 11:52, Raviprasad Gurikar wrote: hii i am not able to run the xen on fastmodel...please solve my problem. I will not be able to help until you provide the details I asked below. Cheers, On Mon, Aug 7, 2017 at 4:19 PM, Julien Grall

[Xen-devel] [xen-unstable-smoke test] 112507: regressions - trouble: broken/fail/pass

flight 112507 xen-unstable-smoke real [real] http://logs.test-lab.xenproject.org/osstest/logs/112507/ Regressions :-( Tests which did not succeed and are blocking, including tests which could not be run: test-amd64-amd64-xl-qemuu-debianhvm-i386 10 debian-hvm-install fail REGR. vs. 112402

Re: [Xen-devel] [PATCH 00/11] ALSA: vsnd: Add Xen para-virtualized frontend driver

Hi, On Aug 7 2017 16:43, Oleksandr Andrushchenko wrote: From: Oleksandr Andrushchenko This patch series adds support for Xen [1] para-virtualized sound frontend driver. It implements the protocol from include/xen/interface/io/sndif.h with the following

[Xen-devel] [PATCH RESEND 09/11] ALSA: vsnd: Implement ALSA PCM operations

From: Oleksandr Andrushchenko Implement ALSA driver operations including: - start/stop period interrupt emulation - manage frontend/backend shraed buffers - manage Xen bus event channel state Signed-off-by: Oleksandr Andrushchenko

[Xen-devel] [PATCH RESEND 08/11] ALSA: vsnd: Add timer for period interrupt emulation

From: Oleksandr Andrushchenko Front sound driver has no real interrupts, so playback/capture period passed interrupt needs to be emulated: this is done via timer. Add required timer operations, this is based on sound/drivers/dummy.c. Signed-off-by: Oleksandr

[Xen-devel] [PATCH RESEND 00/11] ALSA: vsnd: Add Xen para-virtualized frontend driver

From: Oleksandr Andrushchenko This patch series adds support for Xen [1] para-virtualized sound frontend driver. It implements the protocol from include/xen/interface/io/sndif.h with the following limitations: - mute/unmute is not supported - get/set volume is

[Xen-devel] [PATCH RESEND 07/11] ALSA: vsnd: Initialize virtul sound card

From: Oleksandr Andrushchenko Initialize virtual sound card with streams according to the Xen store configuration. Add stubs for stream PCM operations. Signed-off-by: Oleksandr Andrushchenko --- sound/drivers/xen-front.c |

[Xen-devel] [PATCH RESEND 11/11] ALSA: vsnd: Introduce Kconfig option to enable Xen PV sound

From: Oleksandr Andrushchenko Introduce Kconfig option to enable Xen para-virtualized sound frontend driver. Also add sound frontend to the Makefile. Signed-off-by: Oleksandr Andrushchenko --- sound/drivers/Kconfig | 12

[Xen-devel] [PATCH RESEND 04/11] ALSA: vsnd: Implement Xen event channel handling

From: Oleksandr Andrushchenko 1. Create event channels for all configured streams and publish corresponding ring references and event channels in Xen store, so backend can connect. 2. Implement event channel interrupt handler. 3. Create and destroy event

[Xen-devel] [PATCH RESEND 06/11] ALSA: vsnd: Introduce ALSA virtual sound driver

From: Oleksandr Andrushchenko Implement essential initialization of the sound driver: - introduce required data structures - handle driver registration - handle sound card registration - register sound driver on backend connection - remove sound driver on

[Xen-devel] [PATCH RESEND 01/11] ALSA: vsnd: Implement driver's probe/remove

From: Oleksandr Andrushchenko Add essential driver private info structure, initialize locks and implement probe/remove of the Xen frontend driver. Signed-off-by: Oleksandr Andrushchenko --- sound/drivers/xen-front.c | 27

[Xen-devel] [PATCH RESEND 03/11] ALSA: vsnd: Read sound driver configuration from Xen store

From: Oleksandr Andrushchenko Read configuration values from Xen store according to xen/interface/io/sndif.h protocol: - introduce configuration structures for different components, e.g. sound card, device, stream - read PCM HW parameters, e.g rate, format

[Xen-devel] [PATCH RESEND 10/11] ALSA: vsnd: Implement communication with backend

From: Oleksandr Andrushchenko Implement frontend to backend communication according to the para-virtualized sound protocol: xen/interface/io/sndif.h. Signed-off-by: Oleksandr Andrushchenko --- sound/drivers/xen-front.c | 302

[Xen-devel] [PATCH RESEND 02/11] ALSA: vsnd: Implement Xen bus state handling

From: Oleksandr Andrushchenko Initial handling for Xen bus states: implement Xen bus state machine for the front driver according to the state diagram and recovery flow from sound para-virtualized protocol: xen/interface/io/sndif.h. Signed-off-by: Oleksandr

[Xen-devel] [PATCH RESEND 05/11] ALSA: vsnd: Implement handling of shared buffers

From: Oleksandr Andrushchenko Implement shared buffer handling according to the para-virtualized sound device protocol at xen/interface/io/sndif.h: - manage buffer memory - handle granted references - handle page directories Signed-off-by: Oleksandr

Re: [Xen-devel] [PATCH 5/5] tools/libxenctrl: use new xenforeignmemory API to seed grant table

> -Original Message- > From: Marek Marczykowski-Górecki > [mailto:marma...@invisiblethingslab.com] > Sent: 04 August 2017 14:02 > To: Wei Liu > Cc: Paul Durrant ; xen-de...@lists.xenproject.org; > Ian Jackson >

Re: [Xen-devel] [PATCH 5/5] tools/libxenctrl: use new xenforeignmemory API to seed grant table

> -Original Message- > From: Wei Liu [mailto:wei.l...@citrix.com] > Sent: 04 August 2017 13:26 > To: Paul Durrant > Cc: xen-de...@lists.xenproject.org; Ian Jackson ; > Wei Liu ; Marek Marczykowski-Górecki >

Re: [Xen-devel] [PATCH 00/11] ALSA: vsnd: Add Xen para-virtualized frontend driver

Hi, On 08/07/2017 02:28 PM, Takashi Sakamoto wrote: Hi, On Aug 7 2017 16:43, Oleksandr Andrushchenko wrote: From: Oleksandr Andrushchenko This patch series adds support for Xen [1] para-virtualized sound frontend driver. It implements the protocol from

Re: [Xen-devel] [PATCH RESEND 00/11] ALSA: vsnd: Add Xen para-virtualized frontend driver

Hi, On Aug 7 2017 20:50, Oleksandr Andrushchenko wrote: From: Oleksandr Andrushchenko This patch series adds support for Xen [1] para-virtualized sound frontend driver. It implements the protocol from include/xen/interface/io/sndif.h with the following

[Xen-devel] [PATCH 10/25 v7] xen/arm: vpl011: Modify xenconsole functions to take console structure as input

Xenconsole functions take domain structure as input. These functions shall be modified to take console structure as input since these functions typically perform console specific operations. Also the console specific functions starting with prefix "domain_" shall be modified to "console_" to

[Xen-devel] [PATCH 14/25 v7] xen/arm: vpl011: Add a new maybe_add_console_tty_fd function in xenconsole

This patch introduces a new maybe_add_console_tty_fd function. This function adds the tty fd to the list of polled fds. Signed-off-by: Bhupinder Thakur Reviewed-by: Stefano Stabellini --- CC: Ian Jackson CC: Wei

[Xen-devel] [PATCH 08/25 v7] xen/arm: vpl011: Modify xenconsole to define and use a new console structure

Xenconsole uses a domain structure which contains console specific fields. This patch defines a new console structure, which would be used by the xenconsole functions to perform console specific operations like reading/writing data from/to the console ring buffer or reading/writing data from/to

[Xen-devel] [PATCH 07/25 v7] xen/arm: vpl011: Add a new vuart node in the xenstore

Add a new vuart console node to xenstore. This node is added at /local/domain/$DOMID/vuart/0. The node contains information such as the ring-ref, event channel, buffer limit and type of console. Xenconsole reads the node information to setup the ring buffer and event channel for

[Xen-devel] [PATCH 02/25 v7] xen/arm: vpl011: Add SBSA UART emulation in Xen

Add emulation code to emulate read/write access to pl011 registers and pl011 interrupts: - Emulate DR read/write by reading and writing from/to the IN and OUT ring buffers and raising an event to the backend when there is data in the OUT ring buffer and injecting an interrupt

[Xen-devel] [PATCH 05/25 v7] xen/arm: vpl011: Rearrange xen header includes in alphabetical order in domctl.c

Rearrange xen header includes in alphabetical order in domctl.c. Signed-off-by: Bhupinder Thakur Reviewed-by: Stefano Stabellini Reviewed-by: Julien Grall --- CC: Stefano Stabellini CC: Julien

[Xen-devel] [PATCH 01/25 v7] xen/arm: vpl011: Define common ring buffer helper functions in console.h

DEFINE_XEN_FLEX_RING(xencons) defines common helper functions such as xencons_queued() to tell the current size of the ring buffer, xencons_mask() to mask off the index, which are useful helper functions. pl011 emulation code will use these helper functions. io/console.h includes io/ring.h which

[Xen-devel] [PATCH 00/25 v7] SBSA UART emulation support in Xen

SBSA UART emulation for guests in Xen == Linaro has published VM System specification for ARM Processors, which provides a set of guidelines for both guest OS and hypervisor implementations, such that building OS images according to these guidelines guarantees

[Xen-devel] [PATCH 19/25 v7] xen/arm: vpl011: Add a new console_open_log function in xenconsole

This patch introduces a console_open_log console_cleanup function. This function opens the console log file. Signed-off-by: Bhupinder Thakur Reviewed-by: Stefano Stabellini --- CC: Ian Jackson CC: Wei Liu

[Xen-devel] [PATCH 04/25 v7] xen/arm: vpl011: Add support for vuart in libxl

An option is provided in libxl to enable/disable SBSA vuart while creating a guest domain. Libxl now supports a generic vuart console and SBSA uart is a specific type. In future support can be added for multiple vuart of different types. User can enable SBSA vuart by adding the following line in

[Xen-devel] [PATCH 18/25 v7] xen/arm: vpl011: Add a new console_cleanup function in xenconsole

This patch introduces a new console_cleanup function. This function frees up the console resources. Signed-off-by: Bhupinder Thakur Reviewed-by: Stefano Stabellini --- CC: Ian Jackson CC: Wei Liu

[Xen-devel] [PATCH 03/25 v7] xen/arm: vpl011: Allocate a new GFN in the toolstack for vuart

Allocate a new gfn to be used as a ring buffer between xenconsole and Xen for sending/receiving pl011 console data. Signed-off-by: Bhupinder Thakur Acked-by: Stefano Stabellini Acked-by: Wei Liu --- CC: Ian Jackson

[Xen-devel] [PATCH 20/25 v7] xen/arm: vpl011: Add a new console_close_evtchn function in xenconsole

This patch introduces a console_close_evtchn function. This function closes the console event channel. Signed-off-by: Bhupinder Thakur Reviewed-by: Stefano Stabellini Acked-by: Wei Liu --- CC: Ian Jackson

[Xen-devel] [PATCH 11/25 v7] xen/arm: vpl011: Add a new console_init function in xenconsole

This patch introduces a new console_init function. This function initializes the console structure. Signed-off-by: Bhupinder Thakur --- CC: Ian Jackson CC: Wei Liu CC: Stefano Stabellini CC:

[Xen-devel] [PATCH 12/25 v7] xen/arm: vpl011: Add a new buffer_available function in xenconsole

This patch introduces a new buffer_available function to check if more data is allowed to be buffered. Signed-off-by: Bhupinder Thakur Reviewed-by: Stefano Stabellini Acked-by: Wei Liu --- CC: Ian Jackson

Re: [Xen-devel] [PATCH 5/5] xen: RCU: avoid busy waiting until the end of grace period.

>>> Dario Faggioli 07/27/17 10:01 AM >>> >Instead of having the CPU where a callback is queued, busy >looping on rcu_pending(), use a timer. Isn't this rcu_needs_cpu(), according to patch 4? >--- a/xen/arch/x86/acpi/cpu_idle.c >+++ b/xen/arch/x86/acpi/cpu_idle.c >@@

[Xen-devel] [distros-debian-sid test] 71946: regressions - trouble: blocked/broken/fail/pass

flight 71946 distros-debian-sid real [real] http://osstest.xs.citrite.net/~osstest/testlogs/logs/71946/ Regressions :-( Tests which did not succeed and are blocking, including tests which could not be run: test-amd64-i386-amd64-sid-netboot-pygrub 11 guest-start fail REGR. vs. 71921

Re: [Xen-devel] [PATCH 06/25 v7] xen/arm: vpl011: Add a new domctl API to initialize vpl011

>>> Bhupinder Thakur 08/07/17 10:55 AM >>> >@@ -1148,6 +1149,24 @@ struct xen_domctl_psr_cat_op { >uint32_t target;/* IN */ >uint64_t data; /* IN/OUT */ >}; >+ >+struct xen_domctl_vuart_op { >+#define XEN_DOMCTL_VUART_OP_INIT 0 >+uint32_t cmd;

Re: [Xen-devel] [PATCH] x86/apic/x2apic: Share IRQ vector between cluster members only when no cpumask is specified

On 08/07/2017 04:18 AM, Jan Beulich wrote: Boris Ostrovsky 07/31/17 10:03 PM >>> >> We have limited number (slightly under NR_DYNAMIC_VECTORS=192) of IRQ >> vectors that are available to each processor. Currently, when x2apic >> cluster mode is used (which is

Re: [Xen-devel] [PATCH v6 1/8] mm: Place unscrubbed pages at the end of pagelist

Boris Ostrovsky 08/07/17 4:16 PM >>> >On 08/06/2017 01:41 PM, Jan Beulich wrote: > Boris Ostrovsky 08/04/17 7:03 PM >>> >>> +/* See if any of the pages indeed need scrubbing. */ >>> +if ( first_dirty

Re: [Xen-devel] [PATCH] x86/apic/x2apic: Share IRQ vector between cluster members only when no cpumask is specified

On 07/08/17 09:18, Jan Beulich wrote: Boris Ostrovsky 07/31/17 10:03 PM >>> >> We have limited number (slightly under NR_DYNAMIC_VECTORS=192) of IRQ >> vectors that are available to each processor. Currently, when x2apic >> cluster mode is used (which is default),

Re: [Xen-devel] [PATCH] x86/apic/x2apic: Share IRQ vector between cluster members only when no cpumask is specified

>>> Boris Ostrovsky 08/07/17 4:32 PM >>> >On 08/07/2017 04:18 AM, Jan Beulich wrote: > Boris Ostrovsky 07/31/17 10:03 PM >>> >>> We have limited number (slightly under NR_DYNAMIC_VECTORS=192) of IRQ >>> vectors that are available to

Re: [Xen-devel] [PATCH v6 1/8] mm: Place unscrubbed pages at the end of pagelist

On 08/07/2017 06:45 AM, Julien Grall wrote: > Hi Boris, > > I would have appreciated to be CCed as maintainer of the ARM bits... > Please use scripts/get_maintainers.pl in the future. Ugh, sorry about that. (I did test builds for both ARM64 and ARM32, if this make my transgression any less

[Xen-devel] [xen-unstable-smoke test] 112502: regressions - trouble: broken/fail/pass

flight 112502 xen-unstable-smoke real [real] http://logs.test-lab.xenproject.org/osstest/logs/112502/ Regressions :-( Tests which did not succeed and are blocking, including tests which could not be run: test-amd64-amd64-xl-qemuu-debianhvm-i386 10 debian-hvm-install fail REGR. vs. 112402

Re: [Xen-devel] [PATCH v6 4/8] mm: Scrub memory from idle loop

On Fri, 2017-08-04 at 13:05 -0400, Boris Ostrovsky wrote: > Instead of scrubbing pages during guest destruction (from > free_heap_pages()) do this opportunistically, from the idle loop. > > We might come to scrub_free_pages()from idle loop while another CPU > uses mapcache override, resulting in

Re: [Xen-devel] [PATCH v6 1/8] mm: Place unscrubbed pages at the end of pagelist

On 08/06/2017 01:41 PM, Jan Beulich wrote: Boris Ostrovsky 08/04/17 7:03 PM >>> >> @@ -873,6 +916,8 @@ static int reserve_offlined_page(struct page_info *head) > > >> while ( cur_order < head_order ) >> { >> +unsigned int idx = INVALID_DIRTY_IDX; > Is

[Xen-devel] [xen-unstable-smoke test] 112510: tolerable trouble: broken/pass - PUSHED

flight 112510 xen-unstable-smoke real [real] http://logs.test-lab.xenproject.org/osstest/logs/112510/ Failures :-/ but no regressions. Tests which did not succeed, but are not blocking: test-arm64-arm64-xl-xsm 1 build-check(1) blocked n/a build-arm64-pvops 2

Re: [Xen-devel] [alsa-devel] [PATCH 08/11] ALSA: vsnd: Add timer for period interrupt emulation

Oleksandr Andrushchenko wrote: > On 08/07/2017 01:27 PM, Clemens Ladisch wrote: >> You have to implement period interrupts (and the .pointer callback) >> based on when the samples are actually moved from/to the backend. > > Do you think I can implement this in a slightly different way, > without a

Re: [Xen-devel] [alsa-devel] [PATCH 08/11] ALSA: vsnd: Add timer for period interrupt emulation

On 08/07/2017 04:11 PM, Clemens Ladisch wrote: Oleksandr Andrushchenko wrote: On 08/07/2017 01:27 PM, Clemens Ladisch wrote: You have to implement period interrupts (and the .pointer callback) based on when the samples are actually moved from/to the backend. Do you think I can implement this

Re: [Xen-devel] [alsa-devel] [PATCH 08/11] ALSA: vsnd: Add timer for period interrupt emulation

Oleksandr Andrushchenko wrote: > On 08/07/2017 04:11 PM, Clemens Ladisch wrote: >> How does that interface work? > > For the buffer received in .copy_user/.copy_kernel we send > a request to the backend and get response back (async) when it has copied > the bytes into HW/mixer/etc, so the buffer

Re: [Xen-devel] [PATCH] x86/apic/x2apic: Share IRQ vector between cluster members only when no cpumask is specified

>>> Andrew Cooper 08/07/17 4:39 PM >>> >On 07/08/17 09:18, Jan Beulich wrote: >> Wouldn't it be sufficient for people running into vector shortage due to >> sharing to specify "x2apic_phys" on the command line? > >Had XenServer noticed this change in default earlier, I

Re: [Xen-devel] [PATCH v6 1/8] mm: Place unscrubbed pages at the end of pagelist

On 08/07/2017 10:37 AM, Jan Beulich wrote: > Boris Ostrovsky 08/07/17 4:16 PM >>> >> On 08/06/2017 01:41 PM, Jan Beulich wrote: >> Boris Ostrovsky 08/04/17 7:03 PM >>> +/* See if any of the pages indeed need

Re: [Xen-devel] [PATCH] x86/apic/x2apic: Share IRQ vector between cluster members only when no cpumask is specified

@@ -72,9 +73,13 @@ static void __init clustered_apic_check_x2apic(void) { } >>> > -static const cpumask_t *vector_allocation_cpumask_x2apic_cluster(int cpu) +static const cpumask_t *vector_allocation_cpumask_x2apic_cluster(int cpu, +const cpumask_t *cpumask)

Re: [Xen-devel] [alsa-devel] [PATCH 08/11] ALSA: vsnd: Add timer for period interrupt emulation

On 08/07/2017 04:55 PM, Clemens Ladisch wrote: Oleksandr Andrushchenko wrote: On 08/07/2017 04:11 PM, Clemens Ladisch wrote: How does that interface work? For the buffer received in .copy_user/.copy_kernel we send a request to the backend and get response back (async) when it has copied the

Re: [Xen-devel] [PATCH] x86/apic/x2apic: Share IRQ vector between cluster members only when no cpumask is specified

On 08/07/2017 10:52 AM, Jan Beulich wrote: Andrew Cooper 08/07/17 4:39 PM >>> >> On 07/08/17 09:18, Jan Beulich wrote: >>> Wouldn't it be sufficient for people running into vector shortage due to >>> sharing to specify "x2apic_phys" on the command line? >> Had

[Xen-devel] [linux-4.1 test] 112491: regressions - trouble: blocked/broken/fail/pass

flight 112491 linux-4.1 real [real] http://logs.test-lab.xenproject.org/osstest/logs/112491/ Regressions :-( Tests which did not succeed and are blocking, including tests which could not be run: test-amd64-i386-xl-qemut-win7-amd64 16 guest-localmigrate/x10 fail REGR. vs. 95 Tests which

[Xen-devel] [linux-linus test] 112490: regressions - trouble: blocked/broken/fail/pass

flight 112490 linux-linus real [real] http://logs.test-lab.xenproject.org/osstest/logs/112490/ Regressions :-( Tests which did not succeed and are blocking, including tests which could not be run: test-amd64-amd64-examine 7 reboot fail REGR. vs. 110515

[Xen-devel] [PATCH 00/11] ALSA: vsnd: Add Xen para-virtualized frontend driver

From: Oleksandr Andrushchenko This patch series adds support for Xen [1] para-virtualized sound frontend driver. It implements the protocol from include/xen/interface/io/sndif.h with the following limitations: - mute/unmute is not supported - get/set volume is

[Xen-devel] [PATCH 07/11] ALSA: vsnd: Initialize virtul sound card

From: Oleksandr Andrushchenko Initialize virtual sound card with streams according to the Xen store configuration. Add stubs for stream PCM operations. Signed-off-by: Oleksandr Andrushchenko --- sound/drivers/xen-front.c |

[Xen-devel] [PATCH 04/11] ALSA: vsnd: Implement Xen event channel handling

From: Oleksandr Andrushchenko 1. Create event channels for all configured streams and publish corresponding ring references and event channels in Xen store, so backend can connect. 2. Implement event channel interrupt handler. 3. Create and destroy event

[Xen-devel] [PATCH 11/11] ALSA: vsnd: Introduce Kconfig option to enable Xen PV sound

From: Oleksandr Andrushchenko Introduce Kconfig option to enable Xen para-virtualized sound frontend driver. Also add sound frontend to the Makefile. Signed-off-by: Oleksandr Andrushchenko --- sound/drivers/Kconfig | 12

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