From: "Ray Lee" <ray-lk@madrabbit.org>
To: "Roman Zippel" <zippel@linux-m68k.org>
Cc: "john stultz" <johnstul@us.ibm.com>,
linux-kernel@vger.kernel.org, akpm@linux-foundation.org
Subject: Re: [PATCH 7/8] Remove current_tick_length()
Date: Sat, 15 Mar 2008 09:29:59 -0700 [thread overview]
Message-ID: <2c0942db0803150929q7cc628f8h18269f10daec8ab1@mail.gmail.com> (raw)
In-Reply-To: <Pine.LNX.4.64.0803150511580.1791@scrub.home>
On Fri, Mar 14, 2008 at 9:18 PM, Roman Zippel <zippel@linux-m68k.org> wrote:
> > > > Is there any additional rational for this change?
> > >
> > > Useless bloat?
> >
> > I agree its a trade off. But do you have performance numbers to make the
> > maintainability trade off worth it? (I admit, it is used in the
> > timer_interrupt, so it may very well be worth it, but we might want to
> > check first).
>
> It depends on the architecture, but it's effects regularly executed code
> and every byte counts.
Then make the original function an inline. With -O2 it should compile
to exactly the same thing.
next prev parent reply other threads:[~2008-03-15 16:30 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-03-14 18:40 [PATCH 0/8] NTP updates zippel
2008-03-14 18:40 ` [PATCH 1/8] cleanup ntp.c zippel
2008-03-14 20:30 ` john stultz
2008-03-15 3:21 ` Roman Zippel
2008-03-14 18:40 ` [PATCH 2/8] NTP4 user space bits update zippel
2008-03-14 20:36 ` john stultz
2008-03-15 3:29 ` Roman Zippel
2008-03-14 18:40 ` [PATCH 3/8] increase time_freq resolution zippel
2008-03-14 18:40 ` [PATCH 4/8] increase time_offset resolution zippel
2008-03-14 18:40 ` [PATCH 5/8] support for TAI zippel
2008-03-14 20:55 ` john stultz
2008-03-14 18:40 ` [PATCH 6/8] Rename TICK_LENGTH_SHIFT to NTP_SCALE_SHIFT zippel
2008-03-14 18:40 ` [PATCH 7/8] Remove current_tick_length() zippel
2008-03-15 2:41 ` john stultz
2008-03-15 3:32 ` Roman Zippel
2008-03-15 3:48 ` john stultz
2008-03-15 4:18 ` Roman Zippel
2008-03-15 16:29 ` Ray Lee [this message]
2008-03-15 17:14 ` Roman Zippel
2008-03-18 1:01 ` john stultz
2008-03-26 1:53 ` Roman Zippel
2008-03-14 18:40 ` [PATCH 8/8] handle leap second via timer zippel
2008-03-14 20:24 ` john stultz
2008-03-15 3:18 ` Roman Zippel
2008-03-17 22:18 ` Andrew Morton
2008-03-21 14:15 ` Thomas Gleixner
2008-03-14 23:03 ` [PATCH 0/8] NTP updates john stultz
2008-03-15 3:15 ` Roman Zippel
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