From: Ingo Molnar <mingo@elte.hu>
To: John Stultz <john.stultz@linaro.org>
Cc: lkml <linux-kernel@vger.kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
Eric Dumazet <eric.dumazet@gmail.com>,
Richard Cochran <richardcochran@gmail.com>
Subject: Re: [PATCH 1/7] time: Condense timekeeper.xtime into xtime_sec
Date: Tue, 28 Feb 2012 09:30:14 +0100 [thread overview]
Message-ID: <20120228083014.GH21106@elte.hu> (raw)
In-Reply-To: <1330417040.2340.344.camel@work-vm>
* John Stultz <john.stultz@linaro.org> wrote:
> On Tue, 2012-02-28 at 09:06 +0100, Ingo Molnar wrote:
> > * John Stultz <john.stultz@linaro.org> wrote:
> > > +
> > > +static void timekeeper_set_xtime(struct timekeeper *tk,
> > > + const struct timespec *ts)
> >
> > Pointless (because ugly) line break.
> >
> > > +{
> > > + tk->xtime_sec = ts->tv_sec;
> > > + tk->xtime_nsec = ts->tv_nsec << tk->shift;
> > > +}
> > > +
> > > +
> > > +static void timekeeper_xtime_add(struct timekeeper *tk,
> > > + const struct timespec *ts)
> >
> > Pointless (because ugly) line break.
>
> Ack on your other comments, but I'm not sure I'm following you here.
> What would you rather see in this case?
Well, either not break the line really (it's just trivially
above col80: it's 83 cols), or do a *sensible* line break - one
of:
static void timekeeper_xtime_add(struct timekeeper *tk,
const struct timespec *ts)
(here the arguments align vertically)
Or:
static void
timekeeper_xtime_add(struct timekeeper *tk, const struct timespec *ts)
(here he return type is on a separate line)
Or, my favorite, just make the name shorter, because it's too
long:
static void tk_xtime_add(struct timekeeper *tk, const struct timespec *ts)
Obviously this applies to other functions as well - the tk_*()
method pattern should be applied consistently. Anyone reading
time code will know that 'tk' is about the global timekeeper
structure - no need to use the verbose name in methods.
Thanks,
Ingo
next prev parent reply other threads:[~2012-02-28 8:30 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-02-28 0:29 [GIT PULL][PATCH 0/7] Reduce timekeeping lock hold time John Stultz
2012-02-28 0:29 ` [PATCH 1/7] time: Condense timekeeper.xtime into xtime_sec John Stultz
2012-02-28 8:06 ` Ingo Molnar
2012-02-28 8:17 ` John Stultz
2012-02-28 8:30 ` Ingo Molnar [this message]
2012-02-28 0:29 ` [PATCH 2/7] time: Rework timekeeping functions to take timekeeper ptr as argument John Stultz
2012-02-28 0:29 ` [PATCH 3/7] time: Split timekeeper lock into separate reader/writer locks John Stultz
2012-02-28 8:08 ` Ingo Molnar
2012-02-28 0:29 ` [PATCH 4/7] time: Update timekeeper structure using a local shadow John Stultz
2012-02-28 8:12 ` Ingo Molnar
2012-02-28 0:29 ` [PATCH 5/7] time: Shadow cycle_last in timekeeper structure John Stultz
2012-02-28 8:16 ` Ingo Molnar
2012-02-28 0:29 ` [PATCH 6/7] time: Reduce timekeeper read lock hold time John Stultz
2012-02-28 0:29 ` [PATCH 7/7] time: Convert the timekeeper's wlock to a raw_spin_lock John Stultz
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