From: Peter Zijlstra <peterz@infradead.org>
To: NeilBrown <neilb@suse.de>
Cc: Mikulas Patocka <mpatocka@redhat.com>,
Zdenek Kabelac <zkabelac@redhat.com>,
tglx@linutronix.de, ilya.dryomov@inktank.com,
umgwanakikbuti@gmail.com, Oleg Nesterov <oleg@redhat.com>,
Ingo Molnar <mingo@kernel.org>,
dm-devel@redhat.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Remove might_sleep from wait_event_cmd
Date: Tue, 3 Feb 2015 12:06:30 +0100 [thread overview]
Message-ID: <20150203110630.GK26304@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <20150203091253.60ded1d7@notabene.brown>
On Tue, Feb 03, 2015 at 09:12:53AM +1100, NeilBrown wrote:
> I support this patch.
It should hopefully already be en-route to tip.
> However in case it doesn't get in, I've queued up a patch to change raid5.c
> to use __wait_event_cmd instead...
So those primitives are useful in their own; their typical use would be
when you already know @cond to be false and want to avoid the extra
invocation.
next prev parent reply other threads:[~2015-02-03 11:06 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-02 14:39 Mikulas Patocka
2015-02-02 22:12 ` NeilBrown
2015-02-03 11:06 ` Peter Zijlstra [this message]
2015-02-03 21:30 ` NeilBrown
2015-02-03 11:22 ` [tip:sched/urgent] sched/wait: Remove might_sleep() from wait_event_cmd() tip-bot for Mikulas Patocka
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