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From: Andrea Arcangeli <andrea@suse.de>
To: David Howells <dhowells@cambridge.redhat.com>
Cc: Linus Torvalds <torvalds@transmeta.com>,
	dhowells@redhat.com, "David S. Miller" <davem@redhat.com>,
	linux-kernel@vger.kernel.org
Subject: Re: [andrea@suse.de: Re: generic rwsem [Re: Alpha "process table hang"]]
Date: Fri, 20 Apr 2001 20:58:12 +0200	[thread overview]
Message-ID: <20010420205812.C32159@athlon.random> (raw)
In-Reply-To: <torvalds@transmeta.com> <24526.987755027@warthog.cambridge.redhat.com>
In-Reply-To: <24526.987755027@warthog.cambridge.redhat.com>; from dhowells@cambridge.redhat.com on Fri, Apr 20, 2001 at 09:23:47AM +0100

On Fri, Apr 20, 2001 at 09:23:47AM +0100, David Howells wrote:
> Andrea seems to have changed his mind on the non-inlining in the generic case.

I changed my mind because if you benchmark the fast path you will do it without
running out of icache (basically only down_* and up_* will be in the icache
during the tight loop). And either ways shouldn't make a measurable difference
in a real life benchmark.

Andrea

      parent reply	other threads:[~2001-04-20 18:58 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <Pine.LNX.4.31.0104192315480.4357-100000@penguin.transmeta.com>
2001-04-20  8:23 ` [andrea@suse.de: Re: generic rwsem [Re: Alpha "process table hang"]] David Howells
2001-04-20 17:46   ` Linus Torvalds
2001-04-25 13:20     ` Jamie Lokier
2001-04-20 18:58   ` Andrea Arcangeli [this message]

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