From: Mauro Carvalho Chehab <mchehab@s-opensource.com>
To: Frederic Weisbecker <frederic@kernel.org>
Cc: LKML <linux-kernel@vger.kernel.org>,
Levin Alexander <alexander.levin@verizon.com>,
Peter Zijlstra <peterz@infradead.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
Hannes Frederic Sowa <hannes@stressinduktion.org>,
"Paul E . McKenney" <paulmck@linux.vnet.ibm.com>,
Wanpeng Li <wanpeng.li@hotmail.com>,
Dmitry Safonov <dima@arista.com>,
Thomas Gleixner <tglx@linutronix.de>,
Andrew Morton <akpm@linux-foundation.org>,
Paolo Abeni <pabeni@redhat.com>, Radu Rendec <rrendec@arista.com>,
Ingo Molnar <mingo@kernel.org>,
Stanislaw Gruszka <sgruszka@redhat.com>,
Rik van Riel <riel@redhat.com>,
Eric Dumazet <edumazet@google.com>,
David Miller <davem@davemloft.net>
Subject: Re: [RFC PATCH 0/4] softirq: Per vector threading v3
Date: Wed, 7 Feb 2018 12:18:44 -0200 [thread overview]
Message-ID: <20180207121844.0282138d@vento.lan> (raw)
In-Reply-To: <1516376774-24076-1-git-send-email-frederic@kernel.org>
Em Fri, 19 Jan 2018 16:46:10 +0100
Frederic Weisbecker <frederic@kernel.org> escreveu:
> As per Linus suggestion, this take doesn't limit the number of occurences
> per jiffy anymore but instead defers a vector to workqueues as soon as
> it gets re-enqueued on IRQ tail.
>
> No tunable here, so testing should be easier.
Sorry for taking so long to test it. Just returned this week from a 2
weeks travel, and had first to submit media patches for the merge window.
Didn't work. With this patch series, it still lose frames with
usb bulk transfers, while recording DVB programs with tvheadend.
Thanks,
Mauro
next prev parent reply other threads:[~2018-02-07 14:18 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-19 15:46 [RFC PATCH 0/4] softirq: Per vector threading v3 Frederic Weisbecker
2018-01-19 15:46 ` [RFC PATCH 1/4] softirq: Limit vector to a single iteration on IRQ tail Frederic Weisbecker
2018-01-19 16:16 ` David Miller
2018-01-19 18:25 ` Linus Torvalds
2018-01-19 18:47 ` David Miller
2018-01-21 16:30 ` Frederic Weisbecker
2018-01-21 16:57 ` David Miller
2018-01-19 15:46 ` [RFC PATCH 2/4] softirq: Per vector deferment to workqueue Frederic Weisbecker
2018-01-20 8:41 ` Pavan Kondeti
2018-01-21 16:11 ` Frederic Weisbecker
2018-01-21 17:50 ` Pavan Kondeti
2018-01-21 20:48 ` Frederic Weisbecker
2018-02-08 17:44 ` Sebastian Andrzej Siewior
2018-02-08 18:45 ` David Miller
2018-02-08 20:14 ` Dmitry Safonov
2018-02-08 20:22 ` David Miller
2018-02-08 20:30 ` Dmitry Safonov
2018-02-09 4:11 ` Mike Galbraith
2018-02-09 12:35 ` Sebastian Andrzej Siewior
2018-02-15 16:13 ` Frederic Weisbecker
2018-02-15 16:58 ` Sebastian Andrzej Siewior
2018-01-19 15:46 ` [RFC PATCH 3/4] softirq: Defer to workqueue when rescheduling is needed Frederic Weisbecker
2018-01-19 15:46 ` [RFC PATCH 4/4] softirq: Replace ksoftirqd with workqueues entirely Frederic Weisbecker
2018-01-22 19:58 ` [RFC PATCH 0/4] softirq: Per vector threading v3 Mauro Carvalho Chehab
2018-01-23 10:13 ` Paolo Abeni
2018-01-23 12:32 ` Dmitry Safonov
2018-01-24 2:12 ` Frederic Weisbecker
2018-01-23 16:22 ` David Miller
2018-01-23 16:57 ` Paolo Abeni
2018-01-23 17:42 ` Linus Torvalds
2018-01-23 18:01 ` Mike Galbraith
2018-01-23 18:24 ` David Miller
2018-01-24 1:57 ` Frederic Weisbecker
2018-01-24 2:01 ` Frederic Weisbecker
2018-01-24 14:54 ` Paolo Abeni
2018-01-24 15:05 ` David Miller
2018-01-24 16:11 ` Paolo Abeni
2018-02-07 14:18 ` Mauro Carvalho Chehab [this message]
2018-03-01 15:21 ` Frederic Weisbecker
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