From: Reinoud Zandijk <reinoud@gorilla.13thmonkey.org>
To: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Cc: "Alex Bennée" <alex.bennee@linaro.org>,
qemu-devel@nongnu.org,
"Marcel Apfelbaum" <marcel.apfelbaum@gmail.com>,
"Cameron Esfahani" <dirty@apple.com>,
"Alexandre Iooss" <erdnaxe@crans.org>,
"Yanan Wang" <wangyanan55@huawei.com>,
"Paolo Bonzini" <pbonzini@redhat.com>,
"Eduardo Habkost" <eduardo@habkost.net>,
"Sunil Muthuswamy" <sunilmut@microsoft.com>,
"Richard Henderson" <richard.henderson@linaro.org>,
"Philippe Mathieu-Daudé" <philmd@linaro.org>,
"Mahmoud Mandour" <ma.mandourr@gmail.com>,
"Reinoud Zandijk" <reinoud@netbsd.org>,
kvm@vger.kernel.org, "Roman Bolshakov" <rbolshakov@ddn.com>
Subject: Re: [PATCH 2/5] cpu: move Qemu[Thread|Cond] setup into common code
Date: Fri, 31 May 2024 15:46:00 +0200 [thread overview]
Message-ID: <ZlnUmG41Ahi_dSzX@gorilla.13thmonkey.org> (raw)
In-Reply-To: <2a20631b-ce2a-4079-87c6-f77c0ba589e3@linaro.org>
On Thu, May 30, 2024 at 03:29:41PM -0700, Pierrick Bouvier wrote:
> On 5/30/24 12:42, Alex Bennée wrote:
> > Aside from the round robin threads this is all common code. By
> > moving the halt_cond setup we also no longer need hacks to work around
> > the race between QOM object creation and thread creation.
> >
> > It is a little ugly to free stuff up for the round robin thread but
> > better it deal with its own specialises than making the other
> > accelerators jump through hoops.
> >
> > Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
...
> > diff --git a/target/i386/nvmm/nvmm-accel-ops.c b/target/i386/nvmm/nvmm-accel-ops.c
> > index 6b2bfd9b9c..0ba31201e2 100644
> > --- a/target/i386/nvmm/nvmm-accel-ops.c
> > +++ b/target/i386/nvmm/nvmm-accel-ops.c
> > @@ -64,9 +64,6 @@ static void nvmm_start_vcpu_thread(CPUState *cpu)
> > {
> > char thread_name[VCPU_THREAD_NAME_SIZE];
> > - cpu->thread = g_new0(QemuThread, 1);
> > - cpu->halt_cond = g_new0(QemuCond, 1);
> > - qemu_cond_init(cpu->halt_cond);
> > snprintf(thread_name, VCPU_THREAD_NAME_SIZE, "CPU %d/NVMM",
> > cpu->cpu_index);
> > qemu_thread_create(cpu->thread, thread_name, qemu_nvmm_cpu_thread_fn,
I haven't tested it since I don't have a recent qemu build but I doubt it will
give issues as its main qemu stuff.
Reinoud
next prev parent reply other threads:[~2024-05-31 13:57 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-30 19:42 [PATCH 0/5] cpus: a few tweaks to CPU realization Alex Bennée
2024-05-30 19:42 ` [PATCH 1/5] hw/core: expand on the alignment of CPUState Alex Bennée
2024-05-30 22:28 ` Pierrick Bouvier
2024-06-03 11:32 ` Philippe Mathieu-Daudé
2024-05-30 19:42 ` [PATCH 2/5] cpu: move Qemu[Thread|Cond] setup into common code Alex Bennée
2024-05-30 22:29 ` Pierrick Bouvier
2024-05-31 13:46 ` Reinoud Zandijk [this message]
2024-06-03 11:28 ` Philippe Mathieu-Daudé
2024-05-30 19:42 ` [PATCH 3/5] cpu-target: don't set cpu->thread_id to bogus value Alex Bennée
2024-05-30 22:29 ` Pierrick Bouvier
2024-06-03 11:29 ` Philippe Mathieu-Daudé
2024-05-30 19:42 ` [PATCH 4/5] plugins: remove special casing for cpu->realized Alex Bennée
2024-05-30 22:30 ` Pierrick Bouvier
2024-06-03 11:31 ` Philippe Mathieu-Daudé
2024-06-03 14:11 ` Philippe Mathieu-Daudé
2024-06-03 14:19 ` Alex Bennée
2024-05-30 19:42 ` [PATCH 5/5] core/cpu-common: initialise plugin state before thread creation Alex Bennée
2024-05-30 22:31 ` Pierrick Bouvier
2024-05-31 8:59 ` Alex Bennée
2024-05-31 7:26 ` Philippe Mathieu-Daudé
2024-05-31 8:47 ` Alex Bennée
2024-06-03 14:10 ` Philippe Mathieu-Daudé
2024-06-03 12:47 ` [PATCH 0/5] cpus: a few tweaks to CPU realization Philippe Mathieu-Daudé
2024-06-03 14:11 ` Philippe Mathieu-Daudé
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