Re: [Qemu-devel] [PATCH 1/3] Unified Datagram Socket Transport

2017-07-18 Thread Anton Ivanov
[snip] Could we keep l2tpv3 option? The l2tpv3 test is actually a test for recvmmsg. If you can do one recvmmsg transport you can do all of them. Yes, but I wonder whether or not the check for recvmmsg is too simple. We probably want something like what AV_VSOCK did, test the support of e

Re: [Qemu-devel] [PULL 00/16] Migration

2017-07-18 Thread Juan Quintela
no-re...@patchew.org wrote: > Hi, > > This series failed automatic build test. Please find the testing commands and > their output below. If you have docker installed, you can probably reproduce > it > locally. > cc: unrecognized option '-no-integrated-as' > cc: unrecognized option '-no-integrate

Re: [Qemu-devel] [PATCH for-2.10 00/10] Correct two minor QMP interface design flaws

2017-07-18 Thread Kevin Wolf
Am 18.07.2017 um 18:08 hat Daniel P. Berrange geschrieben: > On Tue, Jul 18, 2017 at 03:41:16PM +0200, Markus Armbruster wrote: > > blockdev-add and migrate-set-parameters overload empty strings to mean > > something entirely different. See my memo "qapi: Stop abusing > > "special" values for some

Re: [Qemu-devel] [PULL 00/21] Block layer patches

2017-07-18 Thread Kevin Wolf
Am 18.07.2017 um 20:57 hat no-re...@patchew.org geschrieben: > ** > ERROR:/tmp/qemu-test/src/tests/test-qga.c:78:fixture_setup: assertion failed > (fixture->fd != -1): (-1 != -1) > GTester: last random seed: R02S1e410abb69660daf8fd594a35e52f43b > make: *** [check-tests/test-qga] Error 1 > make: **

Re: [Qemu-devel] [PULL 00/14] tcg-next patch queue

2017-07-18 Thread no-reply
Hi, This series failed automatic build test. Please find the testing commands and their output below. If you have docker installed, you can probably reproduce it locally. Subject: [Qemu-devel] [PULL 00/14] tcg-next patch queue Message-id: 20170719045722.25492-1-...@twiddle.net Type: series === T

Re: [Qemu-devel] [PATCH v2 00/45] tcg: support for multipleTCGcontexts

2017-07-18 Thread jiang.biao2
> For this specific case, the primary problem will be the implicit memory > barriers that the i386 guest requires, but that the mips64 host does not > provide. > > For tcg/mips/, TCG_TARGET_DEFAULT_MO should be 0, because the mips > architecture > does not have any implicit memory ordering. A

Re: [Qemu-devel] [PATCH 1/3] Unified Datagram Socket Transport

2017-07-18 Thread Jason Wang
On 2017年07月19日 13:48, Anton Ivanov wrote: On 19/07/17 06:39, Jason Wang wrote: On 2017年07月19日 01:08, anton.iva...@cambridgegreys.com wrote: From: Anton Ivanov 1. Creates a common backend for socket transports using recvmmsg(). 2. Migrates L2TPv3 to the new backend It would be better i

Re: [Qemu-devel] [PATCH v4 0/8] KASLR kernel dump support

2017-07-18 Thread Ladi Prosek
On Tue, Jul 18, 2017 at 6:18 PM, Marc-André Lureau wrote: > Hi > > On Tue, Jul 18, 2017 at 6:05 PM Ladi Prosek wrote: >> >> >> > I would like to hear from Ladi how he intended to use the device in >> > the future, and if he would also prefer ACPI methods and what those >> > methods should be. >>

Re: [Qemu-devel] [PATCH 3/3] Unified Datagram Socket Transport - raw support

2017-07-18 Thread Jason Wang
On 2017年07月19日 01:08, anton.iva...@cambridgegreys.com wrote: From: Anton Ivanov This adds raw socket support to the unified socket driver. Interesting, in fact, I've finished a tpacket backend. Let me post it sometime after hardfreeze. Signed-off-by: Anton Ivanov --- net/Makefile.obj

Re: [Qemu-devel] [PATCH 2/3] Unified Datagram Socket Transport - GRE support

2017-07-18 Thread Anton Ivanov
OK. Will address both comments in next version. Brgds, A. On 19/07/17 06:48, Jason Wang wrote: On 2017年07月19日 01:08, anton.iva...@cambridgegreys.com wrote: From: Anton Ivanov This adds GRETAP support to the unified socket driver. Signed-off-by: Anton Ivanov --- net/Makefile.objs |

Re: [Qemu-devel] [PATCH 1/3] Unified Datagram Socket Transport

2017-07-18 Thread Anton Ivanov
On 19/07/17 06:39, Jason Wang wrote: On 2017年07月19日 01:08, anton.iva...@cambridgegreys.com wrote: From: Anton Ivanov 1. Creates a common backend for socket transports using recvmmsg(). 2. Migrates L2TPv3 to the new backend It would be better if you could further split out 2 from this pat

Re: [Qemu-devel] [PATCH 2/3] Unified Datagram Socket Transport - GRE support

2017-07-18 Thread Jason Wang
On 2017年07月19日 01:08, anton.iva...@cambridgegreys.com wrote: From: Anton Ivanov This adds GRETAP support to the unified socket driver. Signed-off-by: Anton Ivanov --- net/Makefile.objs | 2 +- net/clients.h | 4 + net/gre.c | 313 +

Re: [Qemu-devel] [PATCH 1/3] Unified Datagram Socket Transport

2017-07-18 Thread Jason Wang
On 2017年07月19日 01:08, anton.iva...@cambridgegreys.com wrote: From: Anton Ivanov 1. Creates a common backend for socket transports using recvmmsg(). 2. Migrates L2TPv3 to the new backend It would be better if you could further split out 2 from this patch. Signed-off-by: Anton Ivanov ---

[Qemu-devel] [PULL 10/14] target/sparc: optimize various functions using extract op

2017-07-18 Thread Richard Henderson
From: Philippe Mathieu-Daudé Done with the Coccinelle semantic patch scripts/coccinelle/tcg_gen_extract.cocci. Reviewed-by: Richard Henderson Signed-off-by: Philippe Mathieu-Daudé Signed-off-by: Richard Henderson --- target/sparc/translate.c | 15 +-- 1 file changed, 5 insertions

[Qemu-devel] [PULL 14/14] tcg: Pass generic CPUState to gen_intermediate_code()

2017-07-18 Thread Richard Henderson
From: Lluís Vilanova Needed to implement a target-agnostic gen_intermediate_code() in the future. Reviewed-by: David Gibson Reviewed-by: Richard Henderson Reviewed-by: Alex Benneé Reviewed-by: Emilio G. Cota Signed-off-by: Lluís Vilanova Message-Id: <150002025498.22386.18051908483085660588.

[Qemu-devel] [PULL 13/14] tcg/tci: enable bswap16_i64

2017-07-18 Thread Richard Henderson
From: Philippe Mathieu-Daudé Altough correctly implemented, bswap16_i64() never got tested/executed so the safety TODO() statement was never removed. Since it got now tested the TODO() can be removed. while running Alex Bennée's image aarch64-linux-3.15rc2-buildroot.img: Trace 0x7fa1904b0890 [

[Qemu-devel] [PULL 08/14] target/m68k: optimize bcd_flags() using extract op

2017-07-18 Thread Richard Henderson
From: Philippe Mathieu-Daudé Done with the Coccinelle semantic patch scripts/coccinelle/tcg_gen_extract.cocci. Signed-off-by: Philippe Mathieu-Daudé Acked-by: Laurent Vivier Reviewed-by: Richard Henderson Message-Id: <20170718045540.16322-5-f4...@amsat.org> Signed-off-by: Richard Henderson -

[Qemu-devel] [PULL 11/14] target/sparc: optimize gen_op_mulscc() using deposit op

2017-07-18 Thread Richard Henderson
From: Philippe Mathieu-Daudé Suggested-by: Richard Henderson Signed-off-by: Philippe Mathieu-Daudé Message-Id: <20170718045540.16322-9-f4...@amsat.org> Signed-off-by: Richard Henderson --- target/sparc/translate.c | 5 + 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/target/

[Qemu-devel] [PULL 07/14] target/arm: optimize aarch32 rev16

2017-07-18 Thread Richard Henderson
From: Aurelien Jarno Use the same mask to avoid having to load two different constants, as suggested by Richard Henderson. Signed-off-by: Aurelien Jarno Reviewed-by: Philippe Mathieu-Daudé Reviewed-by: Richard Henderson Message-Id: <20170516230159.4195-2-aurel...@aurel32.net> Signed-off-by: R

[Qemu-devel] [PULL 03/14] tcg: Expand glue macros before stringifying helper names

2017-07-18 Thread Richard Henderson
Signed-off-by: Richard Henderson --- include/exec/helper-tcg.h | 17 +++-- 1 file changed, 11 insertions(+), 6 deletions(-) diff --git a/include/exec/helper-tcg.h b/include/exec/helper-tcg.h index bb92877..b0c5baf 100644 --- a/include/exec/helper-tcg.h +++ b/include/exec/helper-tcg.h

[Qemu-devel] [PULL 01/14] tcg/mips: reserve a register for the guest_base.

2017-07-18 Thread Richard Henderson
From: Jiang Biao Reserve a register for the guest_base using ppc code for reference. By doing so, we do not have to recompute it for every memory load. Signed-off-by: Jiang Biao Signed-off-by: Richard Henderson Message-Id: <1499677934-2249-1-git-send-email-jiang.bi...@zte.com.cn> --- tcg/mips

[Qemu-devel] [PULL 12/14] target/alpha: optimize gen_cvtlq() using deposit op

2017-07-18 Thread Richard Henderson
From: Philippe Mathieu-Daudé Suggested-by: Richard Henderson Signed-off-by: Philippe Mathieu-Daudé Message-Id: <20170718045540.16322-10-f4...@amsat.org> Signed-off-by: Richard Henderson --- target/alpha/translate.c | 8 +++- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/ta

[Qemu-devel] [PULL 05/14] coccinelle: add a script to optimize tcg op using tcg_gen_extract()

2017-07-18 Thread Richard Henderson
From: Philippe Mathieu-Daudé The following thread was helpful while writing this script: https://github.com/coccinelle/coccinelle/issues/86 Signed-off-by: Philippe Mathieu-Daudé Message-Id: <20170718045540.16322-3-f4...@amsat.org> Signed-off-by: Richard Henderson --- scripts/coccinelle/t

[Qemu-devel] [PULL 06/14] target/arm: Optimize aarch64 rev16

2017-07-18 Thread Richard Henderson
It is much shorter to reverse all 4 half-words in parallel than extract, reverse, and deposit each in turn. Suggested-by: Aurelien Jarno Signed-off-by: Richard Henderson --- target/arm/translate-a64.c | 24 ++-- 1 file changed, 6 insertions(+), 18 deletions(-) diff --git a/

[Qemu-devel] [PULL 09/14] target/ppc: optimize various functions using extract op

2017-07-18 Thread Richard Henderson
From: Philippe Mathieu-Daudé Done with the Coccinelle semantic patch scripts/coccinelle/tcg_gen_extract.cocci. Signed-off-by: Philippe Mathieu-Daudé Reviewed-by: Richard Henderson Acked-by: David Gibson Message-Id: <20170718045540.16322-6-f4...@amsat.org> Signed-off-by: Richard Henderson ---

[Qemu-devel] [PULL 00/14] tcg-next patch queue

2017-07-18 Thread Richard Henderson
ttle point carrying it around further. r~ The following changes since commit 6887dc6700ccb7820d8a9d370f421ee361c748e8: Merge remote-tracking branch 'remotes/borntraeger/tags/s390x-20170718' into staging (2017-07-18 21:13:48 +0100) are available in the git repository at: git:

[Qemu-devel] [PULL 04/14] coccinelle: ignore ASTs pre-parsed cached C files

2017-07-18 Thread Richard Henderson
From: Philippe Mathieu-Daudé files generated using coccinelle tool: 'spatch --use-cache' Reviewed-by: Eric Blake Signed-off-by: Philippe Mathieu-Daudé Message-Id: <20170718045540.16322-2-f4...@amsat.org> Signed-off-by: Richard Henderson --- .gitignore | 2 ++ 1 file changed, 2 insertions(+)

[Qemu-devel] [PULL 02/14] util/cacheinfo: Add missing include for ppc linux

2017-07-18 Thread Richard Henderson
From: Philippe Mathieu-Daudé This include was forgotten when splitting cacheinfo.c out of tcg/ppc/tcg-target.inc.c (see commit b255b2c8). For a Centos7 host, the include path implicitly pulls in the desired AT_* defines. Not so f

Re: [Qemu-devel] [PATCH v2] hmp: allow cpu index for "info lapic"

2017-07-18 Thread wang.yi59
Hi Eduardo, Thank you for your reply! >On Mon, Jul 17, 2017 at 09:49:37PM -0400, Yi Wang wrote: >> Add [vcpu] index support for hmp command "info lapic", which is >> useful when debugging ipi and so on. Current behavior is not >> changed when the parameter isn't specified. >> >> Signed-off-

[Qemu-devel] [PULL 8/8] target/alpha: Log temp leaks

2017-07-18 Thread Richard Henderson
Tested-by: Emilio G. Cota Signed-off-by: Richard Henderson --- target/alpha/translate.c | 6 ++ 1 file changed, 6 insertions(+) diff --git a/target/alpha/translate.c b/target/alpha/translate.c index aaaf28f..90e6d52 100644 --- a/target/alpha/translate.c +++ b/target/alpha/translate.c @@ -30

[Qemu-devel] [PULL 7/8] target/alpha: Fix temp leak in gen_fbcond

2017-07-18 Thread Richard Henderson
Tested-by: Emilio G. Cota Signed-off-by: Richard Henderson --- target/alpha/translate.c | 6 +- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/target/alpha/translate.c b/target/alpha/translate.c index 326af7f..aaaf28f 100644 --- a/target/alpha/translate.c +++ b/target/alpha/tra

[Qemu-devel] [PULL 5/8] target/alpha: Fix temp leak in gen_mtpr

2017-07-18 Thread Richard Henderson
Tested-by: Emilio G. Cota Signed-off-by: Richard Henderson --- target/alpha/translate.c | 10 ++ 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/target/alpha/translate.c b/target/alpha/translate.c index d684a7b..5e37b1a 100644 --- a/target/alpha/translate.c +++ b/target/alp

[Qemu-devel] [PULL 3/8] target/alpha: Merge several flag bytes into ENV->FLAGS

2017-07-18 Thread Richard Henderson
The flags are arranged such that we can manipulate them either a whole, or as individual bytes. The computation within cpu_get_tb_cpu_state is now reduced to a single load and mask. Tested-by: Emilio G. Cota Signed-off-by: Richard Henderson --- target/alpha/cpu.h | 70 +--

[Qemu-devel] [PULL 2/8] target/alpha: Copy tb->flags into DisasContext

2017-07-18 Thread Richard Henderson
Tested-by: Emilio G. Cota Signed-off-by: Richard Henderson --- target/alpha/translate.c | 12 +++- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/target/alpha/translate.c b/target/alpha/translate.c index 4a627fc..48be19a 100644 --- a/target/alpha/translate.c +++ b/target/a

[Qemu-devel] [PULL 6/8] target/alpha: Fix temp leak in gen_call_pal

2017-07-18 Thread Richard Henderson
Tested-by: Emilio G. Cota Signed-off-by: Richard Henderson --- target/alpha/translate.c | 20 1 file changed, 12 insertions(+), 8 deletions(-) diff --git a/target/alpha/translate.c b/target/alpha/translate.c index 5e37b1a..326af7f 100644 --- a/target/alpha/translate.c +++ b

[Qemu-devel] [PULL 0/8] target/alpha cleanups

2017-07-18 Thread Richard Henderson
nce commit 6887dc6700ccb7820d8a9d370f421ee361c748e8: Merge remote-tracking branch 'remotes/borntraeger/tags/s390x-20170718' into staging (2017-07-18 21:13:48 +0100) are available in the git repository at: git://github.com/rth7680/qemu.git tags/pull-axp-20170718 for you to fetch changes up to 8aa5c65fd3d4612d8ab6

[Qemu-devel] [PULL 4/8] target/alpha: Fix temp leak in gen_bcond

2017-07-18 Thread Richard Henderson
Tested-by: Emilio G. Cota Signed-off-by: Richard Henderson --- target/alpha/translate.c | 16 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/target/alpha/translate.c b/target/alpha/translate.c index 140d6f3..d684a7b 100644 --- a/target/alpha/translate.c +++ b/targ

[Qemu-devel] [PULL 1/8] target/alpha: Remove amask from tb->flags

2017-07-18 Thread Richard Henderson
This value is constant for the cpu and does not need to be stored within the TB. Tested-by: Emilio G. Cota Signed-off-by: Richard Henderson --- target/alpha/cpu.h | 9 --- target/alpha/translate.c | 70 ++-- 2 files changed, 38 insertions(+

[Qemu-devel] [PATCH for-2.10] util: Introduce include/qemu/cpuid.h

2017-07-18 Thread Richard Henderson
Clang 3.9 passes the CONFIG_AVX2_OPT configure test. However, the supplied does not contain the bit_AVX2 define that we use when detecting whether the routine can be enabled. Introduce a qemu-specific header that uses the compiler's definition of __cpuid et al, but supplies any missing bit_* def

Re: [Qemu-devel] [PATCH] spapr: make default PHB optionnal

2017-07-18 Thread David Gibson
On Tue, Jul 04, 2017 at 10:47:22AM +0200, Greg Kurz wrote: > On Tue, 4 Jul 2017 17:29:01 +1000 > David Gibson wrote: > > > On Mon, Jul 03, 2017 at 06:48:25PM +0200, Greg Kurz wrote: > > > The sPAPR machine always create a default PHB during initialization, even > > > if -nodefaults was passed on

[Qemu-devel] [Bug 757702] Re: ARM: singlestepping insn which UNDEFs should stop at UNDEF vector insn, not after it

2017-07-18 Thread Launchpad Bug Tracker
[Expired for QEMU because there has been no activity for 60 days.] ** Changed in: qemu Status: Incomplete => Expired -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/757702 Title: ARM: singles

Re: [Qemu-devel] [PATCH] spapr: make default PHB optionnal

2017-07-18 Thread David Gibson
On Wed, Jul 12, 2017 at 05:09:37PM +0530, Shivaprasad G Bhat wrote: > > > On 07/12/2017 04:25 PM, Andrea Bolognani wrote: > > [libvir-list added to the loop] > > > > On Tue, 2017-07-04 at 10:47 +0200, Greg Kurz wrote: > > > On Tue, 4 Jul 2017 17:29:01 +1000 David Gibson > > > wrote: > > > > On

[Qemu-devel] [Bug 796202] Re: Doing a 64 bit load from a 32 bit local APIC register is allowed

2017-07-18 Thread Launchpad Bug Tracker
[Expired for QEMU because there has been no activity for 60 days.] ** Changed in: qemu Status: Incomplete => Expired -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/796202 Title: Doing a 64 b

[Qemu-devel] [Bug 959992] Re: segfault in apic_report_irq_delivered when booting tinycore_3.3.iso

2017-07-18 Thread Launchpad Bug Tracker
[Expired for QEMU because there has been no activity for 60 days.] ** Changed in: qemu Status: Incomplete => Expired -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/959992 Title: segfault in

[Qemu-devel] [Bug 1234179] Re: QEMU segfaults during Windows 7 unattended install

2017-07-18 Thread Launchpad Bug Tracker
[Expired for QEMU because there has been no activity for 60 days.] ** Changed in: qemu Status: Incomplete => Expired -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1234179 Title: QEMU segfau

[Qemu-devel] [Bug 1198350] Re: USB pass-through fails with USBDEVFS_DISCONNECT: Invalid argument

2017-07-18 Thread Launchpad Bug Tracker
[Expired for QEMU because there has been no activity for 60 days.] ** Changed in: qemu Status: Incomplete => Expired -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1198350 Title: USB pass-th

[Qemu-devel] [Bug 726619] Re: loadvm does not load (offline) snapshot anymore

2017-07-18 Thread Launchpad Bug Tracker
[Expired for QEMU because there has been no activity for 60 days.] ** Changed in: qemu Status: Incomplete => Expired -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/726619 Title: loadvm does

[Qemu-devel] [Bug 924943] Re: usb-host devices given by command line are routed incomplete to the guest

2017-07-18 Thread Launchpad Bug Tracker
[Expired for QEMU because there has been no activity for 60 days.] ** Changed in: qemu Status: Incomplete => Expired -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/924943 Title: usb-host dev

[Qemu-devel] [Bug 1034423] Re: Guests running OpenIndiana (and relatives) fail to boot on AMD hardware

2017-07-18 Thread Launchpad Bug Tracker
[Expired for QEMU because there has been no activity for 60 days.] ** Changed in: qemu Status: Incomplete => Expired -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1034423 Title: Guests runn

[Qemu-devel] [Bug 752476] Re: monitor command mouse_button 1 moves mouse

2017-07-18 Thread Launchpad Bug Tracker
[Expired for QEMU because there has been no activity for 60 days.] ** Changed in: qemu Status: Incomplete => Expired -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/752476 Title: monitor comm

Re: [Qemu-devel] [PATCH v3] spapr: disable decrementer during reset

2017-07-18 Thread David Gibson
On Wed, Jul 19, 2017 at 09:20:52AM +0530, Nikunj A Dadhania wrote: > David Gibson writes: > > > On Tue, Jul 18, 2017 at 10:53:01AM +0530, Nikunj A Dadhania wrote: > >> David Gibson writes: > >> > >> > On Mon, Jul 17, 2017 at 09:46:39AM +0530, Nikunj A Dadhania wrote: > >> >> Rebooting a SMP TCG

Re: [Qemu-devel] [RFC PATCH 04/26] ppc/xive: introduce a skeleton for the XIVE interrupt controller model

2017-07-18 Thread David Gibson
On Wed, Jul 19, 2017 at 02:18:17PM +1000, Benjamin Herrenschmidt wrote: > On Wed, 2017-07-19 at 14:01 +1000, David Gibson wrote: > > On Wed, Jul 19, 2017 at 01:56:57PM +1000, Benjamin Herrenschmidt wrote: > > > On Wed, 2017-07-19 at 13:08 +1000, David Gibson wrote: > > > > On Wed, Jul 05, 2017 at 0

Re: [Qemu-devel] [PATCH v2] hmp: allow cpu index for "info lapic"

2017-07-18 Thread wang.yi59
>On Mon, 17 Jul 2017 21:49:37 -0400 >Yi Wang wrote: > >> Add [vcpu] index support for hmp command "info lapic", which is >> useful when debugging ipi and so on. Current behavior is not >> changed when the parameter isn't specified. >we shouldn't expose cpu_index to users anymore, > >I woul

Re: [Qemu-devel] [PATCH v2 00/45] tcg: support for multiple TCGcontexts

2017-07-18 Thread Richard Henderson
On 07/18/2017 04:17 PM, jiang.bi...@zte.com.cn wrote: Does that mean both the MTTCG feature and this patch set are all about system mode, and have nothing to do with linux-user mode? Yes. > MTTCG has only been enabled on a few targets: alpha, arm, ppc64. > Look for "mttcg=yes" in configure

Re: [Qemu-devel] [RFC PATCH 04/26] ppc/xive: introduce a skeleton for the XIVE interrupt controller model

2017-07-18 Thread Benjamin Herrenschmidt
On Wed, 2017-07-19 at 14:01 +1000, David Gibson wrote: > On Wed, Jul 19, 2017 at 01:56:57PM +1000, Benjamin Herrenschmidt wrote: > > On Wed, 2017-07-19 at 13:08 +1000, David Gibson wrote: > > > On Wed, Jul 05, 2017 at 07:13:17PM +0200, Cédric Le Goater wrote: > > > > Let's provide an empty shell fo

Re: [Qemu-devel] [RFC PATCH 04/26] ppc/xive: introduce a skeleton for the XIVE interrupt controller model

2017-07-18 Thread Benjamin Herrenschmidt
On Wed, 2017-07-19 at 13:08 +1000, David Gibson wrote: > > I'm somewhat uncomfortable with an irq allocater here in the intc > code. As a rule, irq allocation is the responsibility of the machine, > not any sub-component. Furthermore, it should allocate in a way which > is repeatable, since they

Re: [Qemu-devel] [RFC PATCH 04/26] ppc/xive: introduce a skeleton for the XIVE interrupt controller model

2017-07-18 Thread David Gibson
On Wed, Jul 19, 2017 at 01:56:57PM +1000, Benjamin Herrenschmidt wrote: > On Wed, 2017-07-19 at 13:08 +1000, David Gibson wrote: > > On Wed, Jul 05, 2017 at 07:13:17PM +0200, Cédric Le Goater wrote: > > > Let's provide an empty shell for the XIVE controller model with a > > > couple of attributes f

Re: [Qemu-devel] [RFC PATCH 04/26] ppc/xive: introduce a skeleton for the XIVE interrupt controller model

2017-07-18 Thread Benjamin Herrenschmidt
On Wed, 2017-07-19 at 13:08 +1000, David Gibson wrote: > On Wed, Jul 05, 2017 at 07:13:17PM +0200, Cédric Le Goater wrote: > > Let's provide an empty shell for the XIVE controller model with a > > couple of attributes for the IRQ number allocator. The latter is > > largely inspired by OPAL which al

Re: [Qemu-devel] [RFC PATCH 00/26] guest exploitation of the XIVE interrupt controller (POWER9)

2017-07-18 Thread Benjamin Herrenschmidt
On Wed, 2017-07-19 at 13:00 +1000, David Gibson wrote: > So, this is probably obvious, but I'm not considering this a candidate > for qemu 2.10 (seeing as the soft freeze was yesterday). I'll still > try to review and, once ready, queue for 2.11. Right. I need to review still and we need to make

Re: [Qemu-devel] [PATCH v3] spapr: disable decrementer during reset

2017-07-18 Thread Nikunj A Dadhania
David Gibson writes: > On Tue, Jul 18, 2017 at 10:53:01AM +0530, Nikunj A Dadhania wrote: >> David Gibson writes: >> >> > On Mon, Jul 17, 2017 at 09:46:39AM +0530, Nikunj A Dadhania wrote: >> >> Rebooting a SMP TCG guest is broken for both single/multi threaded TCG. >> >> >> >> When reset happ

Re: [Qemu-devel] [RFC PATCH 04/26] ppc/xive: introduce a skeleton for the XIVE interrupt controller model

2017-07-18 Thread David Gibson
On Wed, Jul 05, 2017 at 07:13:17PM +0200, Cédric Le Goater wrote: > Let's provide an empty shell for the XIVE controller model with a > couple of attributes for the IRQ number allocator. The latter is > largely inspired by OPAL which allocates IPI IRQ numbers from the > bottom of the IRQ number spa

Re: [Qemu-devel] [RFC PATCH 04/26] ppc/xive: introduce a skeleton for the XIVE interrupt controller model

2017-07-18 Thread David Gibson
On Wed, Jul 19, 2017 at 01:08:49PM +1000, David Gibson wrote: > On Wed, Jul 05, 2017 at 07:13:17PM +0200, Cédric Le Goater wrote: > > Let's provide an empty shell for the XIVE controller model with a > > couple of attributes for the IRQ number allocator. The latter is > > largely inspired by OPAL w

Re: [Qemu-devel] [RFC PATCH 00/26] guest exploitation of the XIVE interrupt controller (POWER9)

2017-07-18 Thread David Gibson
On Wed, Jul 05, 2017 at 07:13:13PM +0200, Cédric Le Goater wrote: > On a POWER9 sPAPR machine, the Client Architecture Support (CAS) > negotiation process determines whether the guest operates with an > interrupt controller using the XICS legacy model, as found on POWER8, > or in XIVE exploitation

Re: [Qemu-devel] [RFC PATCH 05/26] ppc/xive: define XIVE internal tables

2017-07-18 Thread David Gibson
On Wed, Jul 05, 2017 at 07:13:18PM +0200, Cédric Le Goater wrote: > The XIVE interrupt controller of the POWER9 uses a set of tables to > redirect exception from event sources to CPU threads. Among which we > choose to model : > > - the State Bit Entries (SBE), also known as Event State Buffer >

Re: [Qemu-devel] [PATCH RFC v2 7/9] s390x/pci: fence off instructions for non-pci

2017-07-18 Thread Yi Min Zhao
在 2017/7/18 下午10:24, Cornelia Huck 写道: If a guest running on a machine without zpci issues a pci instruction, throw them an exception. Signed-off-by: Cornelia Huck --- target/s390x/kvm.c | 54 +- 1 file changed, 41 insertions(+), 13 delet

Re: [Qemu-devel] [PATCH RFC v2 8/9] s390x/kvm: msi route fixup for non-pci

2017-07-18 Thread Yi Min Zhao
在 2017/7/18 下午11:22, Cornelia Huck 写道: On Tue, 18 Jul 2017 11:58:08 -0300 Philippe Mathieu-Daudé wrote: Hi Cornelia, On Tue, Jul 18, 2017 at 11:24 AM, Cornelia Huck wrote: If we don't provide pci, we cannot have a pci device for which we have to translate to adapter routes: just return -E

Re: [Qemu-devel] [PATCH RFC v2 8/9] s390x/kvm: msi route fixup for non-pci

2017-07-18 Thread Yi Min Zhao
I think moving the new code on the top of this function would make it more readable. 在 2017/7/18 下午10:24, Cornelia Huck 写道: +} else { +DPRINTF("fixup_msi_route on non-pci machine?!\n"); +return -ENODEV; +}

Re: [Qemu-devel] Question for iotests 188, 189 and 087

2017-07-18 Thread Jing Liu
Hi Eric, On 2017/7/18 下午10:57, Eric Blake wrote: On 07/17/2017 10:01 PM, Jing Liu wrote: Hi all, Do you anybody have iotests failure: 188, 189 and 087 of the latest qemu upsteam? I just wondered if it has something wrong with my test machines because I have different results with two machine

Re: [Qemu-devel] [PATCH v2 00/45] tcg: support for multiple TCGcontexts

2017-07-18 Thread jiang.biao2
> On 07/18/2017 02:22 PM, jiang.bi...@zte.com.cn wrote: > > Seeing your work on multiple TCG, it seems that it has some kind of > > connection > > with the MTTCG feature, > > > > but I do not figure out how they are connected in detail. > > > > Could you pls help to confirm the following qu

[Qemu-devel] host side todo list for virtio rdma

2017-07-18 Thread Michael S. Tsirkin
Here are some thoughts on bits that are still missing to get a working virtio-rdma, with some suggestions. These are very preliminary but I feel I kept these in my head (and discussed offline) for too long. All of the below is just my personal humble opinion. Feature Requirements: The basic requi

[Qemu-devel] [Bug 1703506] Re: SMT not supported by QEMU on AMD Ryzen CPU

2017-07-18 Thread A S
>Please confirm what's the QEMU command-line being used (especially the -smp and -cpu options), and check if the bug persists if using "-cpu host". I'm using -cpu host already, here's just the cpu and smp commands: -cpu host,hv_vendor_id=whatever,kvm=off,hv_relaxed,hv_spinlocks=0x1fff,hv_vapic,h

Re: [Qemu-devel] [PATCH v2 00/45] tcg: support for multiple TCG contexts

2017-07-18 Thread Richard Henderson
On 07/18/2017 02:22 PM, jiang.bi...@zte.com.cn wrote: Seeing your work on multiple TCG, it seems that it has some kind of connection with the MTTCG feature, but I do not figure out how they are connected in detail. Could you pls help to confirm the following questions: 1. what is the r

Re: [Qemu-devel] [PATCH] Update references of "struct ucontext" to "ucontext_t"

2017-07-18 Thread Nathaniel McCallum
Yes, it is a dup. Sorry for the noise. On Tue, Jul 18, 2017 at 9:03 PM, Eric Blake wrote: > On 07/18/2017 07:58 PM, Nathaniel McCallum wrote: >> Glibc used to have: >> >>typedef struct ucontext { ... } ucontext_t; >> >> Glibc now has: >> >>typedef struct ucontext_t { ... } ucontext_t; >>

Re: [Qemu-devel] [PATCH] replace struct ucontext with ucontext_t type

2017-07-18 Thread Eric Blake
On 06/29/2017 09:09 AM, Laurent Vivier wrote: > ... >> diff --git a/linux-user/signal.c b/linux-user/signal.c >> index 3d18d1b3ee..2c55a4f600 100644 >> --- a/linux-user/signal.c >> +++ b/linux-user/signal.c >> @@ -3346,7 +3346,7 @@ static void setup_rt_frame(int sig, struct >> target_sigaction *k

Re: [Qemu-devel] [PATCH] replace struct ucontext with ucontext_t type

2017-07-18 Thread Eric Blake
On 06/29/2017 08:18 AM, Daniel P. Berrange wrote: > On Thu, Jun 29, 2017 at 10:05:13AM +0100, Peter Maydell wrote: >> On 28 June 2017 at 21:44, Khem Raj wrote: >>> The ucontext_t type had a tag struct ucontext until now >>> but newer glibc will drop it so we need to adjust and use >>> the exposed

Re: [Qemu-devel] [PATCH] Update references of "struct ucontext" to "ucontext_t"

2017-07-18 Thread Eric Blake
On 07/18/2017 07:58 PM, Nathaniel McCallum wrote: > Glibc used to have: > >typedef struct ucontext { ... } ucontext_t; > > Glibc now has: > >typedef struct ucontext_t { ... } ucontext_t; > > However, Qemu used "struct ucontext" in declarations. This is a > private name and compatiblity

[Qemu-devel] [PATCH] Update references of "struct ucontext" to "ucontext_t"

2017-07-18 Thread Nathaniel McCallum
Glibc used to have: typedef struct ucontext { ... } ucontext_t; Glibc now has: typedef struct ucontext_t { ... } ucontext_t; However, Qemu used "struct ucontext" in declarations. This is a private name and compatiblity cannot be guaranteed. This patch updates Qemu to only use the standard

Re: [Qemu-devel] Hacks for building on gcc 7 / Fedora 26

2017-07-18 Thread Eric Blake
On 07/18/2017 06:59 PM, Richard Henderson wrote: >> +++ w/hw/usb/bus.c >> @@ -407,8 +407,9 @@ void usb_register_companion(const char *masterbus, >> USBPort *ports[], >> void usb_port_location(USBPort *downstream, USBPort *upstream, int >> portnr) >> { >> if (upstream) { >> -snpri

Re: [Qemu-devel] [PATCH 1/2] vfio/ccw: allocate irq info with the right size

2017-07-18 Thread Dong Jia Shi
* Cornelia Huck [2017-07-18 11:07:49 +0200]: > On Tue, 18 Jul 2017 16:49:43 +0800 > Dong Jia Shi wrote: > > > * Cornelia Huck [2017-07-18 10:32:13 +0200]: > > > > > On Tue, 18 Jul 2017 03:49:25 +0200 > > > Dong Jia Shi wrote: > > > > > > > From: Jing Zhang > > > > > > > > When allocatin

Re: [Qemu-devel] [PATCH v2 00/45] tcg: support for multiple TCG contexts

2017-07-18 Thread jiang.biao2
Hi, Seeing your work on multiple TCG, it seems that it has some kind of connection with the MTTCG feature, but I do not figure out how they are connected in detail. Could you pls help to confirm the following questions: what is the relationship between your patches and the MTTCG feature menti

Re: [Qemu-devel] [PATCH 02/29] pci: remove superfluous parenthesis

2017-07-18 Thread Richard Henderson
On 07/17/2017 08:09 PM, Philippe Mathieu-Daudé wrote: #define IOTEST_TEST(i) (iotest_test[((i) % ARRAY_SIZE(iotest_test))]) #define IOTEST_TYPE(i) (iotest_type[((i) / ARRAY_SIZE(iotest_test))]) Looks like array[(x)] is another candidate. -#define IOTEST_MAX_TEST (ARRAY_SIZE(iotest_test))

Re: [Qemu-devel] [PATCH 4/4] target/i386: Don't use x86_cpu_load_def() on "max" CPU model

2017-07-18 Thread Eduardo Habkost
On Tue, Jul 18, 2017 at 03:27:26PM +0200, Igor Mammedov wrote: > On Wed, 12 Jul 2017 13:20:58 -0300 > Eduardo Habkost wrote: > > > When commit 0bacd8b3046f ('i386: Don't set CPUClass::cpu_def on > > "max" model') removed the CPUClass::cpu_def field, we kept using > > the x86_cpu_load_def() helper

Re: [Qemu-devel] Hacks for building on gcc 7 / Fedora 26

2017-07-18 Thread Richard Henderson
On 07/17/2017 03:48 AM, Eric Blake wrote: On 07/17/2017 08:42 AM, Eric Blake wrote: On 07/13/2017 08:07 AM, Philippe Mathieu-Daudé wrote: On 04/07/2017 04:21 PM, Philippe Mathieu-Daudé wrote: Hi Dave, On 04/07/2017 11:38 AM, Dr. David Alan Gilbert wrote: Hi, Fedora 26 has gcc 7.0.1 which

Re: [Qemu-devel] [PATCH v2 10/45] translate-all: guarantee that tb_hash only holds valid TBs

2017-07-18 Thread Richard Henderson
On 07/18/2017 01:30 PM, Emilio G. Cota wrote: Should I do those updates in the same patch where tb->invalid is brought over to cflags? Alternatives: have a later patch where all readers are converted to atomic_read, or keep tb->invalid as a separate field (we could use that 4-byte hole in struct

Re: [Qemu-devel] [PATCH v2 10/45] translate-all: guarantee that tb_hash only holds valid TBs

2017-07-18 Thread Emilio G. Cota
On Mon, Jul 17, 2017 at 19:29:57 -1000, Richard Henderson wrote: > On 07/17/2017 06:54 PM, Emilio G. Cota wrote: > >What threw me off was that in lookup_tb_ptr we're not checking tb->invalid, > >and that biased me into thinking that it's not needed. But I should have > >tried harder. Also, that's a

Re: [Qemu-devel] [PATCH v2] hmp: allow cpu index for "info lapic"

2017-07-18 Thread Eduardo Habkost
On Tue, Jul 18, 2017 at 04:54:17PM +0200, Igor Mammedov wrote: > On Mon, 17 Jul 2017 21:49:37 -0400 > Yi Wang wrote: > > > Add [vcpu] index support for hmp command "info lapic", which is > > useful when debugging ipi and so on. Current behavior is not > > changed when the parameter isn't specifie

Re: [Qemu-devel] [PATCH v2] hmp: allow cpu index for "info lapic"

2017-07-18 Thread Eduardo Habkost
On Mon, Jul 17, 2017 at 09:49:37PM -0400, Yi Wang wrote: > Add [vcpu] index support for hmp command "info lapic", which is > useful when debugging ipi and so on. Current behavior is not > changed when the parameter isn't specified. > > Signed-off-by: Yi Wang > Signed-off-by: Yun Liu We have 8 m

Re: [Qemu-devel] [PULL 00/31] target/sh4 queue

2017-07-18 Thread Aurelien Jarno
On 2017-07-18 15:40, no-re...@patchew.org wrote: > Hi, > > This series failed automatic build test. Please find the testing commands and > their output below. If you have docker installed, you can probably reproduce > it > locally. > > Subject: [Qemu-devel] [PULL 00/31] target/sh4 queue > Messag

Re: [Qemu-devel] [PULL 00/31] target/sh4 queue

2017-07-18 Thread Aurelien Jarno
On 2017-07-18 15:42, no-re...@patchew.org wrote: > Hi, > > This series seems to have some coding style problems. See output below for > more information: > > Subject: [Qemu-devel] [PULL 00/31] target/sh4 queue > Message-id: 20170718215050.3812-1-aurel...@aurel32.net > Type: series > > === TEST S

[Qemu-devel] windows qemu can't be debuged

2017-07-18 Thread tim3385
Hello, all: I have compiled qemu in cygwin with mingw according to the qemu wiki. When I debug it with GDB, I get the error below: . Type "apropos word" to search for commands related to "word"... Reading symbols from qemu-system-x86_64.exe...done. (gdb) r -cdrom /t.iso -boot d -display

Re: [Qemu-devel] [PULL 00/31] target/sh4 queue

2017-07-18 Thread no-reply
Hi, This series seems to have some coding style problems. See output below for more information: Subject: [Qemu-devel] [PULL 00/31] target/sh4 queue Message-id: 20170718215050.3812-1-aurel...@aurel32.net Type: series === TEST SCRIPT BEGIN === #!/bin/bash BASE=base n=1 total=$(git log --oneline

Re: [Qemu-devel] [PULL 00/31] target/sh4 queue

2017-07-18 Thread no-reply
Hi, This series failed automatic build test. Please find the testing commands and their output below. If you have docker installed, you can probably reproduce it locally. Subject: [Qemu-devel] [PULL 00/31] target/sh4 queue Message-id: 20170718215050.3812-1-aurel...@aurel32.net Type: series === T

[Qemu-devel] [PULL for-2.10 7/7] xen: don't use xenstore to save/restore physmap anymore

2017-07-18 Thread Stefano Stabellini
From: Igor Druzhinin If we have a system with xenforeignmemory_map2() implemented we don't need to save/restore physmap on suspend/restore anymore. In case we resume a VM without physmap - try to recreate the physmap during memory region restore phase and remap map cache entries accordingly. The

[Qemu-devel] [PULL for-2.10 6/7] xen/mapcache: introduce xen_replace_cache_entry()

2017-07-18 Thread Stefano Stabellini
From: Igor Druzhinin This new call is trying to update a requested map cache entry according to the changes in the physmap. The call is searching for the entry, unmaps it and maps again at the same place using a new guest address. If the mapping is dummy this call will make it real. This functio

[Qemu-devel] [PULL for-2.10 3/7] xen-platform: separate unplugging of NVMe disks

2017-07-18 Thread Stefano Stabellini
Commit 090fa1c8 "add support for unplugging NVMe disks..." extended the existing disk unplug flag to cover NVMe disks as well as IDE and SCSI. The recent thread on the xen-devel mailing list [1] has highlighted that this is not desirable behaviour: PV frontends should be able to distinguish NVMe d

[Qemu-devel] [PULL for-2.10 5/7] xen/mapcache: add an ability to create dummy mappings

2017-07-18 Thread Stefano Stabellini
From: Igor Druzhinin Dummys are simple anonymous mappings that are placed instead of regular foreign mappings in certain situations when we need to postpone the actual mapping but still have to give a memory region to QEMU to play with. This is planned to be used for restore on Xen. Signed-off-

[Qemu-devel] [PULL for-2.10 2/7] xen_pt_msi.c: Check for xen_host_pci_get_* failures in xen_pt_msix_init()

2017-07-18 Thread Stefano Stabellini
From: Peter Maydell Check the return status of the xen_host_pci_get_* functions we call in xen_pt_msix_init(), and fail device init if the reads failed rather than ploughing ahead. (Spotted by Coverity: CID 777338.) Signed-off-by: Peter Maydell Reviewed-by: Stefano Stabellini Signed-off-by: St

[Qemu-devel] [PULL for-2.10 4/7] xen: move physmap saving into a separate function

2017-07-18 Thread Stefano Stabellini
From: Igor Druzhinin Non-functional change. Signed-off-by: Igor Druzhinin Reviewed-by: Stefano Stabellini Reviewed-by: Paul Durrant --- hw/i386/xen/xen-hvm.c | 57 --- 1 file changed, 31 insertions(+), 26 deletions(-) diff --git a/hw/i386/xen/

[Qemu-devel] [PULL for-2.10 1/7] hw/xen: Set emu_mask for igd_opregion register

2017-07-18 Thread Stefano Stabellini
From: Xiong Zhang In igd passthrough environment, guest could only access opregion at the first bootup time. Once guest shutdown, later guest couldn't access opregion anymore. This is because qemu set emulated guest opregion base address to host register. Later guest get a wrong host opregion bas

[Qemu-devel] [PULL for-2.0 0/7] please pull xen-20170718-tag

2017-07-18 Thread Stefano Stabellini
t tags/xen-20170718-tag for you to fetch changes up to 331b5189d756d431b1d18ae7097527ba3d3ea809: xen: don't use xenstore to save/restore physmap anymore (2017-07-18 14:16:52 -0700)

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