From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
To: Juri Lelli <juri.lelli@redhat.com>
Cc: peterz@infradead.org, mingo@redhat.com, rostedt@goodmis.org,
tglx@linutronix.de, linux-kernel@vger.kernel.org,
luca.abeni@santannapisa.it, claudio@evidence.eu.com,
tommaso.cucinotta@santannapisa.it, alessio.balsini@gmail.com,
bristot@redhat.com, will.deacon@arm.com,
andrea.parri@amarulasolutions.com, dietmar.eggemann@arm.com,
patrick.bellasi@arm.com, henrik@austad.us,
linux-rt-users@vger.kernel.org
Subject: Re: [RFD/RFC PATCH 0/8] Towards implementing proxy execution
Date: Tue, 9 Oct 2018 12:51:12 +0200 [thread overview]
Message-ID: <20181009105112.bhqlrabdt5ae5qmm@linutronix.de> (raw)
In-Reply-To: <20181009092434.26221-1-juri.lelli@redhat.com>
On 2018-10-09 11:24:26 [+0200], Juri Lelli wrote:
> The main concerns I have with the current approach is that, being based
> on mutex.c, it's both
>
> - not linked with futexes
> - not involving "legacy" priority inheritance (rt_mutex.c)
>
> I believe one of the main reasons Peter started this on mutexes is to
> have better coverage of potential problems (which I can assure everybody
> it had). I'm not yet sure what should we do moving forward, and this is
> exactly what I'd be pleased to hear your opinions on.
wasn't the idea that once it works to get rid of rt_mutex?
Sebastian
next prev parent reply other threads:[~2018-10-09 10:51 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-09 9:24 [RFD/RFC PATCH 0/8] Towards implementing proxy execution Juri Lelli
2018-10-09 9:24 ` [RFD/RFC PATCH 1/8] locking/mutex: Convert mutex::wait_lock to raw_spinlock_t Juri Lelli
2018-10-09 9:24 ` [RFD/RFC PATCH 2/8] locking/mutex: Removes wakeups from under mutex::wait_lock Juri Lelli
2018-10-09 9:24 ` [RFD/RFC PATCH 3/8] locking/mutex: Rework task_struct::blocked_on Juri Lelli
2018-10-10 10:43 ` luca abeni
2018-10-10 11:06 ` Juri Lelli
2018-10-09 9:24 ` [RFD/RFC PATCH 4/8] sched: Split scheduler execution context Juri Lelli
2019-05-06 11:06 ` Claudio Scordino
2018-10-09 9:24 ` [RFD/RFC PATCH 5/8] sched: Add proxy execution Juri Lelli
2018-10-10 11:10 ` luca abeni
2018-10-11 12:34 ` Juri Lelli
2018-10-11 12:53 ` Peter Zijlstra
2018-10-11 13:42 ` Juri Lelli
2018-10-12 7:22 ` luca abeni
2018-10-12 8:30 ` Juri Lelli
2018-10-09 9:24 ` [RFD/RFC PATCH 6/8] locking/mutex: make mutex::wait_lock irq safe Juri Lelli
2018-10-09 9:24 ` [RFD/RFC PATCH 7/8] sched: Ensure blocked_on is always guarded by blocked_lock Juri Lelli
2018-10-09 9:24 ` [RFD/RFC PATCH 8/8] sched: Fixup task CPUs for potential proxies Juri Lelli
2018-10-09 9:44 ` [RFD/RFC PATCH 0/8] Towards implementing proxy execution Peter Zijlstra
2018-10-09 9:58 ` Juri Lelli
2018-10-09 10:51 ` Sebastian Andrzej Siewior [this message]
2018-10-09 11:56 ` Daniel Bristot de Oliveira
2018-10-09 12:35 ` Juri Lelli
2018-10-10 10:34 ` luca abeni
2018-10-10 10:57 ` Peter Zijlstra
2018-10-10 11:16 ` luca abeni
2018-10-10 11:23 ` Peter Zijlstra
2018-10-10 12:27 ` Juri Lelli
2018-10-10 11:56 ` Henrik Austad
2018-10-10 12:24 ` Peter Zijlstra
2018-10-10 13:48 ` Daniel Bristot de Oliveira
2018-10-10 12:36 ` Juri Lelli
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