From: Paolo Bonzini <pbonzini@redhat.com>
To: "Alex Bennée" <alex.bennee@linaro.org>,
"Laurent Vivier" <laurent@vivier.eu>
Cc: peter.maydell@linaro.org,
Peter Crosthwaite <crosthwaite.peter@gmail.com>,
qemu-devel@nongnu.org,
KONRAD Frederic <fred.konrad@greensocs.com>,
Richard Henderson <rth@twiddle.net>
Subject: Re: [Qemu-devel] [PULL 11/24] tcg: enable thread-per-vCPU
Date: Mon, 20 Mar 2017 12:19:27 +0100 [thread overview]
Message-ID: <3a41adf2-0771-86ee-2805-77997c46207a@redhat.com> (raw)
In-Reply-To: <87var7ocr9.fsf@linaro.org>
On 17/03/2017 21:43, Alex Bennée wrote:
> There is currently cpu->running which is set/cleared by
> cpu_exec_start/end. Although if we crash between cpu_exec_start and
> sigsetjmp the same sort of brokenness might happen.
I think cpu_exec_start/end should be moved into cpu_exec itself (but
probably just in 2.10).
Paolo
> Anyway understood now. If anyone has any suggestions for neater stuff
> over the weekend please shout, otherwise I'll probably just hack
> handle_cpu_signal to do:
>
> cpu = current_cpu;
> if (!cpu->running) {
> /* we weren't running or translating JIT code when the signal came */
> return 1;
> }
next prev parent reply other threads:[~2017-03-20 11:19 UTC|newest]
Thread overview: 55+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-02-24 11:20 [Qemu-devel] [PULL 00/24] MTTCG Base enabling patches with ARM enablement Alex Bennée
2017-02-24 11:20 ` [Qemu-devel] [PULL 01/24] docs: new design document multi-thread-tcg.txt Alex Bennée
2017-02-24 11:20 ` [Qemu-devel] [PULL 02/24] mttcg: translate-all: Enable locking debug in a debug build Alex Bennée
2017-02-24 11:20 ` [Qemu-devel] [PULL 03/24] mttcg: Add missing tb_lock/unlock() in cpu_exec_step() Alex Bennée
2017-02-24 11:20 ` [Qemu-devel] [PULL 04/24] tcg: move TCG_MO/BAR types into own file Alex Bennée
2017-02-24 11:20 ` [Qemu-devel] [PULL 05/24] tcg: add options for enabling MTTCG Alex Bennée
2017-02-24 11:20 ` [Qemu-devel] [PULL 06/24] tcg: add kick timer for single-threaded vCPU emulation Alex Bennée
2017-02-24 11:20 ` [Qemu-devel] [PULL 07/24] tcg: rename tcg_current_cpu to tcg_current_rr_cpu Alex Bennée
2017-02-24 11:20 ` [Qemu-devel] [PULL 08/24] tcg: drop global lock during TCG code execution Alex Bennée
2017-02-27 12:48 ` Laurent Desnogues
2017-02-27 14:39 ` Alex Bennée
2017-03-03 20:59 ` Aaron Lindsay
2017-03-03 21:08 ` Alex Bennée
2017-02-24 11:20 ` [Qemu-devel] [PULL 09/24] tcg: remove global exit_request Alex Bennée
2017-02-24 11:20 ` [Qemu-devel] [PULL 10/24] tcg: enable tb_lock() for SoftMMU Alex Bennée
2017-02-24 11:20 ` [Qemu-devel] [PULL 11/24] tcg: enable thread-per-vCPU Alex Bennée
2017-02-27 12:48 ` Laurent Vivier
2017-02-27 14:38 ` Alex Bennée
2017-03-13 14:03 ` Laurent Vivier
2017-03-13 16:58 ` Alex Bennée
2017-03-13 18:21 ` Laurent Vivier
2017-03-16 17:31 ` Alex Bennée
2017-03-16 18:36 ` Laurent Vivier
2017-03-17 20:43 ` Alex Bennée
2017-03-18 11:19 ` Laurent Vivier
2017-03-20 11:19 ` Paolo Bonzini [this message]
2017-03-20 11:47 ` Alex Bennée
2017-02-24 11:20 ` [Qemu-devel] [PULL 12/24] tcg: handle EXCP_ATOMIC exception for system emulation Alex Bennée
2017-02-24 11:20 ` [Qemu-devel] [PULL 13/24] cputlb: add assert_cpu_is_self checks Alex Bennée
2017-02-24 11:20 ` [Qemu-devel] [PULL 14/24] cputlb: tweak qemu_ram_addr_from_host_nofail reporting Alex Bennée
2017-02-24 11:21 ` [Qemu-devel] [PULL 15/24] cputlb: introduce tlb_flush_* async work Alex Bennée
2017-02-24 11:21 ` [Qemu-devel] [PULL 16/24] cputlb and arm/sparc targets: convert mmuidx flushes from varg to bitmap Alex Bennée
2017-02-24 11:21 ` [Qemu-devel] [PULL 17/24] cputlb: add tlb_flush_by_mmuidx async routines Alex Bennée
2017-02-24 11:21 ` [Qemu-devel] [PULL 18/24] cputlb: atomically update tlb fields used by tlb_reset_dirty Alex Bennée
2017-02-24 11:21 ` [Qemu-devel] [PULL 19/24] cputlb: introduce tlb_flush_*_all_cpus[_synced] Alex Bennée
2017-02-24 11:21 ` [Qemu-devel] [PULL 20/24] target-arm/powerctl: defer cpu reset work to CPU context Alex Bennée
2017-02-24 11:21 ` [Qemu-devel] [PULL 21/24] target-arm: don't generate WFE/YIELD calls for MTTCG Alex Bennée
2017-02-24 11:21 ` [Qemu-devel] [PULL 22/24] target-arm: ensure all cross vCPUs TLB flushes complete Alex Bennée
2017-09-17 13:07 ` Dmitry Osipenko
2017-09-17 13:22 ` Alex Bennée
2017-09-17 13:46 ` Dmitry Osipenko
2017-09-18 10:10 ` Alex Bennée
2017-09-18 12:23 ` Dmitry Osipenko
2017-09-18 14:00 ` Alex Bennée
2017-09-18 15:32 ` Dmitry Osipenko
2017-02-24 11:21 ` [Qemu-devel] [PULL 23/24] hw/misc/imx6_src: defer clearing of SRC_SCR reset bits Alex Bennée
2017-02-24 11:21 ` [Qemu-devel] [PULL 24/24] tcg: enable MTTCG by default for ARM on x86 hosts Alex Bennée
2017-02-25 21:14 ` [Qemu-devel] [PULL 00/24] MTTCG Base enabling patches with ARM enablement Peter Maydell
2017-02-27 8:48 ` Christian Borntraeger
2017-02-27 9:11 ` Alex Bennée
2017-02-27 9:25 ` Christian Borntraeger
2017-02-27 9:35 ` Christian Borntraeger
2017-02-27 12:39 ` Paolo Bonzini
2017-02-27 15:48 ` Alex Bennée
2017-02-27 16:17 ` Paolo Bonzini
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