From: Stefan Hajnoczi <stefanha@redhat.com>
To: "Philippe Mathieu-Daudé" <philmd@linaro.org>
Cc: qemu-devel@nongnu.org,
"Jean-Christophe Dubois" <jcd@tribudubois.net>,
"Fabiano Rosas" <farosas@suse.de>,
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Subject: Re: [PATCH 4/6] system/cpus: rename qemu_global_mutex to qemu_bql
Date: Thu, 30 Nov 2023 15:31:32 -0500 [thread overview]
Message-ID: <20231130203132.GB1184658@fedora> (raw)
In-Reply-To: <01ebd72d-affc-4b03-b491-f40964520f1c@linaro.org>
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On Thu, Nov 30, 2023 at 02:44:07PM +0100, Philippe Mathieu-Daudé wrote:
> Hi Stefan,
>
> On 29/11/23 22:26, Stefan Hajnoczi wrote:
> > The APIs using qemu_global_mutex now follow the Big QEMU Lock (BQL)
> > nomenclature. It's a little strange that the actual QemuMutex variable
> > that embodies the BQL is called qemu_global_mutex instead of qemu_bql.
> > Rename it for consistency.
> >
> > Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
> > ---
> > system/cpus.c | 20 ++++++++++----------
> > 1 file changed, 10 insertions(+), 10 deletions(-)
> >
> > diff --git a/system/cpus.c b/system/cpus.c
> > index eb24a4db8e..138720a540 100644
> > --- a/system/cpus.c
> > +++ b/system/cpus.c
> > @@ -65,7 +65,7 @@
> > #endif /* CONFIG_LINUX */
> > -static QemuMutex qemu_global_mutex;
> > +static QemuMutex qemu_bql;
>
> I thought we were using _cond/_sem/_mutex suffixes, but
> this is not enforced:
I'm open to alternative names. Here are some I can think of:
- big_qemu_lock (although grepping for "bql" won't find it)
- qemu_bql_mutex
If there is no strong feeling about this then let's leave it at
qemu_bql. Otherwise, please discuss.
Thanks,
Stefan
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next prev parent reply other threads:[~2023-11-30 20:31 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-11-29 21:26 [PATCH 0/6] Make Big QEMU Lock naming consistent Stefan Hajnoczi
2023-11-29 21:26 ` [PATCH 1/6] system/cpus: rename qemu_mutex_lock_iothread() to qemu_bql_lock() Stefan Hajnoczi
2023-11-30 9:02 ` Paul Durrant
2023-11-30 12:20 ` Fabiano Rosas
2023-11-30 12:25 ` David Woodhouse
2023-11-30 12:57 ` Cédric Le Goater
2023-11-30 20:08 ` Peter Xu
2023-11-30 20:43 ` Stefan Hajnoczi
2023-11-30 20:56 ` Peter Xu
2023-11-30 21:41 ` BALATON Zoltan
2023-11-30 21:48 ` Eric Farman
2023-12-01 5:12 ` Harsh Prateek Bora
2023-12-07 11:44 ` Stefan Hajnoczi
2023-11-29 21:26 ` [PATCH 2/6] qemu/main-loop: rename QEMU_IOTHREAD_LOCK_GUARD to QEMU_BQL_LOCK_GUARD Stefan Hajnoczi
2023-11-30 9:03 ` Paul Durrant
2023-11-30 9:14 ` Ilya Leoshkevich
2023-11-30 20:27 ` Stefan Hajnoczi
2023-12-01 7:10 ` Harsh Prateek Bora
2023-11-30 12:26 ` David Woodhouse
2023-11-30 12:58 ` Cédric Le Goater
2023-11-29 21:26 ` [PATCH 3/6] qemu/main-loop: rename qemu_cond_wait_iothread() to qemu_cond_wait_bql() Stefan Hajnoczi
2023-11-30 13:19 ` Cédric Le Goater
2023-11-30 13:36 ` Philippe Mathieu-Daudé
2023-11-29 21:26 ` [PATCH 4/6] system/cpus: rename qemu_global_mutex to qemu_bql Stefan Hajnoczi
2023-11-30 13:20 ` Cédric Le Goater
2023-11-30 13:44 ` Philippe Mathieu-Daudé
2023-11-30 20:31 ` Stefan Hajnoczi [this message]
2023-11-29 21:26 ` [PATCH 5/6] Replace "iothread lock" with "BQL" in comments Stefan Hajnoczi
2023-11-30 13:47 ` Philippe Mathieu-Daudé
2023-11-30 20:36 ` Stefan Hajnoczi
2023-11-29 21:26 ` [PATCH 6/6] Rename "QEMU global mutex" to "BQL" in comments and docs Stefan Hajnoczi
2023-11-30 7:17 ` Markus Armbruster
2023-11-30 13:49 ` Philippe Mathieu-Daudé
2023-11-30 20:37 ` Stefan Hajnoczi
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