All of lore.kernel.org
 help / color / mirror / Atom feed
From: "Alex Bennée" <alex.bennee@linaro.org>
To: mttcg@listserver.greensocs.com, fred.konrad@greensocs.com,
	a.rigo@virtualopensystems.com, serge.fdrv@gmail.com,
	cota@braap.org
Cc: peter.maydell@linaro.org, claudio.fontana@huawei.com,
	jan.kiszka@siemens.com, mark.burton@greensocs.com,
	qemu-devel@nongnu.org, "open list:ARM" <qemu-arm@nongnu.org>,
	"Alexander Spyridakis" <a.spyridakis@virtualopensystems.com>,
	pbonzini@redhat.com, "Alex Bennée" <alex.bennee@linaro.org>,
	rth@twiddle.net
Subject: [Qemu-devel] [RFC v2 06/11] target-arm/psci.c: wake up sleeping CPUs
Date: Tue,  5 Apr 2016 16:32:19 +0100	[thread overview]
Message-ID: <1459870344-16773-7-git-send-email-alex.bennee@linaro.org> (raw)
In-Reply-To: <1459870344-16773-1-git-send-email-alex.bennee@linaro.org>

Testing with Alexander's bare metal syncronisation tests fails in MTTCG
leaving one CPU spinning forever waiting for the second CPU to wake up.
We simply need to poke the halt_cond once we have processed the PSCI
power on call.

Tested-by: Alex Bennée <alex.bennee@linaro.org>
CC: Alexander Spyridakis <a.spyridakis@virtualopensystems.com>
Message-Id: <1439220437-23957-20-git-send-email-fred.konrad@greensocs.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 target-arm/psci.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/target-arm/psci.c b/target-arm/psci.c
index c55487f..8e937d8 100644
--- a/target-arm/psci.c
+++ b/target-arm/psci.c
@@ -212,6 +212,8 @@ void arm_handle_psci_call(ARMCPU *cpu)
         }
         target_cpu_class->set_pc(target_cpu_state, entry);
 
+        qemu_cpu_kick(target_cpu_state);
+
         ret = 0;
         break;
     case QEMU_PSCI_0_1_FN_CPU_OFF:
-- 
2.7.4

  parent reply	other threads:[~2016-04-05 15:32 UTC|newest]

Thread overview: 66+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-04-05 15:32 [Qemu-devel] [RFC v2 00/11] Base enabling patches for MTTCG Alex Bennée
2016-04-05 15:32 ` [Qemu-devel] [RFC v2 01/11] tcg: move tb_invalidated_flag to CPUState Alex Bennée
2016-04-05 15:44   ` Paolo Bonzini
2016-04-06 10:11     ` Sergey Fedorov
2016-04-05 15:32 ` [Qemu-devel] [RFC v2 02/11] cpus: make all_vcpus_paused() return bool Alex Bennée
2016-04-11 12:48   ` Sergey Fedorov
2016-04-05 15:32 ` [Qemu-devel] [RFC v2 03/11] docs: new design document multi-thread-tcg.txt (DRAFTING) Alex Bennée
2016-04-11 20:00   ` Sergey Fedorov
2016-05-25 15:48     ` Sergey Fedorov
2016-05-25 16:01       ` Alex Bennée
2016-05-25 18:03       ` Paolo Bonzini
2016-05-25 18:13         ` Sergey Fedorov
2016-05-06 11:25   ` Sergey Fedorov
2016-04-05 15:32 ` [Qemu-devel] [RFC v2 04/11] tcg: comment on which functions have to be called with tb_lock held Alex Bennée
2016-05-05 14:19   ` Sergey Fedorov
2016-05-05 15:03     ` Alex Bennée
2016-05-05 15:25       ` Sergey Fedorov
2016-05-05 15:42         ` Sergey Fedorov
2016-05-06 18:22   ` Sergey Fedorov
2016-05-11 12:58     ` Paolo Bonzini
2016-05-11 13:36       ` Sergey Fedorov
2016-05-11 13:46         ` Paolo Bonzini
2016-05-12 19:32           ` Sergey Fedorov
2016-05-13  9:25             ` Paolo Bonzini
2016-04-05 15:32 ` [Qemu-devel] [RFC v2 05/11] tcg: protect TBContext with tb_lock Alex Bennée
2016-05-11 12:45   ` Sergey Fedorov
2016-05-11 12:52     ` Paolo Bonzini
2016-05-11 13:42       ` Sergey Fedorov
2016-06-01 10:30     ` Alex Bennée
2016-06-02 14:37       ` Sergey Fedorov
2016-04-05 15:32 ` Alex Bennée [this message]
2016-04-05 15:32 ` [Qemu-devel] [RFC v2 07/11] tcg: cpus rm tcg_exec_all() Alex Bennée
2016-05-26 11:03   ` Sergey Fedorov
2016-05-26 13:10     ` Alex Bennée
2016-04-05 15:32 ` [Qemu-devel] [RFC v2 08/11] tcg: add options for enabling MTTCG Alex Bennée
2016-04-11 20:50   ` Sergey Fedorov
2016-04-12 11:48     ` Alex Bennée
2016-04-12 11:59       ` Peter Maydell
2016-04-12 12:42         ` Sergey Fedorov
2016-04-12 12:50           ` KONRAD Frederic
2016-04-12 13:00             ` Sergey Fedorov
2016-04-12 13:03               ` Pavel Dovgalyuk
2016-04-12 13:19                 ` Sergey Fedorov
2016-04-12 14:23                 ` Alex Bennée
2016-05-09 10:47                   ` Paolo Bonzini
2016-04-12 12:48       ` Sergey Fedorov
2016-05-09 10:45     ` Paolo Bonzini
2016-05-09 11:50       ` Alex Bennée
2016-04-12 13:23   ` Sergey Fedorov
2016-04-12 14:28     ` Alex Bennée
2016-04-05 15:32 ` [Qemu-devel] [RFC v2 09/11] tcg: add kick timer for single-threaded vCPU emulation Alex Bennée
2016-04-11 21:39   ` Sergey Fedorov
2016-06-02 16:00     ` Alex Bennée
2016-06-02 16:05       ` Sergey Fedorov
2016-04-05 15:32 ` [Qemu-devel] [RFC v2 10/11] tcg: drop global lock during TCG code execution Alex Bennée
2016-05-24 21:28   ` Sergey Fedorov
2016-05-25 10:33     ` Paolo Bonzini
2016-05-25 11:07       ` Alex Bennée
2016-05-25 12:46         ` Paolo Bonzini
2016-04-05 15:32 ` [Qemu-devel] [RFC v2 11/11] tcg: enable thread-per-vCPU Alex Bennée
2016-05-27 13:57   ` Sergey Fedorov
2016-05-27 14:55     ` Paolo Bonzini
2016-05-27 15:07       ` Sergey Fedorov
2016-05-27 15:25         ` Paolo Bonzini
2016-05-27 18:54           ` Sergey Fedorov
2016-06-02 16:36             ` Alex Bennée

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1459870344-16773-7-git-send-email-alex.bennee@linaro.org \
    --to=alex.bennee@linaro.org \
    --cc=a.rigo@virtualopensystems.com \
    --cc=a.spyridakis@virtualopensystems.com \
    --cc=claudio.fontana@huawei.com \
    --cc=cota@braap.org \
    --cc=fred.konrad@greensocs.com \
    --cc=jan.kiszka@siemens.com \
    --cc=mark.burton@greensocs.com \
    --cc=mttcg@listserver.greensocs.com \
    --cc=pbonzini@redhat.com \
    --cc=peter.maydell@linaro.org \
    --cc=qemu-arm@nongnu.org \
    --cc=qemu-devel@nongnu.org \
    --cc=rth@twiddle.net \
    --cc=serge.fdrv@gmail.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.