From: Dave Jones <davej@codemonkey.org.uk>
To: "Martin J. Bligh" <mbligh@aracnet.com>
Cc: Andrew Morton <akpm@digeo.com>,
linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: BUGed to death
Date: Mon, 14 Apr 2003 22:00:14 +0100 [thread overview]
Message-ID: <20030414210006.GA7831@suse.de> (raw)
In-Reply-To: <80690000.1050351598@flay>
On Mon, Apr 14, 2003 at 01:19:58PM -0700, Martin J. Bligh wrote:
> Seems all these bug checks are fairly expensive. I can get 1%
> back on system time for kernel compiles by changing BUG to
> "do {} while (0)" to make them all compile away. Profiles aren't
> very revealing though ... seems to be within experimental error ;-(
>
> I was pondering CONFIG_RUN_WILD_NAKED_AND_FREE
The sort of folks who would worry about that very last 1% are the
sort of people that would more than likely hit these BUGs as they're
really stressing things.
Losing a bunch of potential reports (and possibly doing bad things),
in the name of a 1% performance boost doesn't sound too productive to me.
Dave
next prev parent reply other threads:[~2003-04-14 20:48 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-04-14 20:19 BUGed to death Martin J. Bligh
2003-04-14 20:40 ` Duncan Sands
2003-04-14 21:02 ` Dave Jones
2003-04-14 21:10 ` Duncan Sands
2003-04-14 21:17 ` Dave Jones
2003-04-15 11:57 ` Duncan Sands
2003-04-15 12:05 ` Dave Jones
2003-04-15 14:39 ` Martin J. Bligh
2003-04-23 15:08 ` Duncan Sands
2003-04-14 21:00 ` Dave Jones [this message]
2003-04-14 20:55 ` Martin J. Bligh
2003-04-14 21:08 ` Dave Jones
2003-04-14 21:50 ` Andrew Morton
2003-04-14 21:55 ` Dave Jones
2003-04-15 0:23 ` H. Peter Anvin
2003-04-15 12:01 ` Duncan Sands
2003-04-15 12:31 ` Jens Axboe
2003-04-15 12:36 ` Dave Jones
2003-04-15 12:40 ` Jens Axboe
2003-04-15 12:49 ` Sean Neakums
2003-04-15 12:52 ` Sean Neakums
2003-04-15 13:01 ` Roman Zippel
2003-04-15 13:17 ` Jens Axboe
2003-04-15 13:55 ` Duncan Sands
2003-04-15 14:22 ` Jens Axboe
2003-04-15 14:35 ` Martin J. Bligh
2003-04-15 14:39 ` Duncan Sands
2003-04-15 14:45 ` Martin J. Bligh
2003-04-15 14:58 ` Duncan Sands
-- strict thread matches above, loose matches on Subject: below --
2003-04-15 14:30 rwhron
2003-04-15 15:57 ` Dave Jones
2003-04-15 16:11 ` Nick Piggin
2003-04-15 16:22 ` Soeren Sonnenburg
2003-04-15 16:42 ` Michael Buesch
2003-04-15 16:45 ` Dave Jones
2003-04-15 18:33 Chuck Ebbert
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