From: Peter Zijlstra <peterz@infradead.org>
To: Davide Libenzi <davidel@xmailserver.org>
Cc: Changli Gao <xiaosuo@gmail.com>,
Andrew Morton <akpm@linux-foundation.org>,
Alexander Viro <viro@zeniv.linux.org.uk>,
"Eric W. Biederman" <ebiederm@xmission.com>,
Roland Dreier <rolandd@cisco.com>,
Stefan Richter <stefanr@s5r6.in-berlin.de>,
Ingo Molnar <mingo@elte.hu>, Takashi Iwai <tiwai@suse.de>,
David Howells <dhowells@redhat.com>,
linux-fsdevel@vger.kernel.org,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] epoll: use wrapper functions
Date: Thu, 06 May 2010 20:51:03 +0200 [thread overview]
Message-ID: <1273171863.1642.258.camel@laptop> (raw)
In-Reply-To: <alpine.DEB.2.00.1005061140100.2642@makko.or.mcafeemobile.com>
On Thu, 2010-05-06 at 11:47 -0700, Davide Libenzi wrote:
> Since we already have __add_wait_queue(), __add_wait_queue_tail() and
> __remove_wait_queue() (which all means "locked"), and while I agree in
> having the exclusive-add wrapped into a function, I much better prefer a:
>
> static inline void __add_wait_queue_excl(wait_queue_head_t *head,
> wait_queue_t *new)
> {
> new->flags |= WQ_FLAG_EXCLUSIVE;
> __add_wait_queue(head, new);
> }
>
> The patch you posted introduces a different naming, which leaves all the
> other __*() untouched, and wraps the already one-liner __remove_wait_queue()
> with yet another one-liner.
I concur, I always get confused by the _locked postfix (and its more
typing). Also, it goes against the lock data not code paradigm.
next prev parent reply other threads:[~2010-05-06 18:51 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-05-06 1:57 Changli Gao
2010-05-06 6:00 ` indiscriminate get_maintainer.pl usage (was [PATCH] epoll: use wrapper functions) Stefan Richter
[not found] ` <s2t412e6f7f1005052319sdbf3fdfbg256d11b983c4f304@mail.gmail.com>
2010-05-06 6:40 ` indiscriminate get_maintainer.pl usage Stefan Richter
2010-05-06 15:42 ` Davide Libenzi
2010-05-06 16:52 ` Joe Perches
2010-05-06 17:59 ` Davide Libenzi
2010-05-06 20:52 ` Joe Perches
2010-05-07 6:34 ` [PATCH] get_maintainer.pl: ignore non-maintainer tags florian
2010-05-07 6:39 ` Joe Perches
2010-05-07 7:02 ` Florian Mickler
2010-05-07 19:48 ` Stefan Richter
2010-05-08 21:32 ` [PATCH] get_maintainer.pl: optionally " florian
2010-05-08 21:39 ` [PATCH] [RFC] get_maintainer.pl: only list maintainers by default florian
2010-05-08 22:44 ` Joe Perches
2010-05-08 23:23 ` Stefan Richter
2010-05-08 23:51 ` Joe Perches
2010-05-09 0:22 ` Stefan Richter
2010-05-09 0:57 ` Joe Perches
2010-05-09 8:18 ` Stefan Richter
2010-05-09 8:41 ` Stefan Richter
2010-05-09 8:49 ` Florian Mickler
2010-05-09 9:12 ` Stefan Richter
2010-05-09 8:40 ` Florian Mickler
2010-05-08 22:06 ` [PATCH] get_maintainer.pl: optionally ignore non-maintainer tags Joe Perches
2010-05-09 9:15 ` [PATCH v2] " florian
2010-05-09 9:35 ` Stefan Richter
2010-05-10 4:56 ` [PATCH 0/2] scripts/get_maintainer.pl: trivial improvements Joe Perches
2010-05-10 4:56 ` [PATCH 1/2] scripts/get_maintainer.pl: optionally ignore non-maintainer signatures Joe Perches
2010-05-10 5:07 ` Florian Mickler
2010-05-11 6:36 ` [PATCH] scripts/get_maintainer.pl: default to not include unspecified tags florian
2010-05-11 7:48 ` Wolfram Sang
2010-05-11 15:59 ` Joe Perches
2010-05-11 16:33 ` Florian Mickler
2010-05-11 16:40 ` Joe Perches
2010-05-10 4:56 ` [PATCH 2/2] scripts/get_maintainer.pl: add .get_maintainer.conf default options file Joe Perches
2010-05-12 6:30 ` Américo Wang
2010-05-12 9:25 ` Florian Mickler
2010-05-13 15:58 ` Américo Wang
2010-05-13 16:22 ` Joe Perches
2010-05-08 22:26 ` [PATCH] " Joe Perches
2010-05-09 9:12 ` Florian Mickler
2010-05-06 20:13 ` indiscriminate get_maintainer.pl usage Roland Dreier
2010-05-06 18:47 ` [PATCH] epoll: use wrapper functions Davide Libenzi
2010-05-06 18:51 ` Peter Zijlstra [this message]
2010-05-07 2:48 ` Changli Gao
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