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Date: Wed, 11 Feb 2004 12:20:31 +0000
From: Jamie Lokier <jamie@shareable.org>
To: Ingo Molnar <mingo@elte.hu>
Cc: Andrew Morton <akpm@osdl.org>, Alexander Viro <viro@math.psu.edu>,
       Linus Torvalds <torvalds@osdl.org>, linux-kernel@vger.kernel.org
Subject: Re: open-scale-2.6.2-A0
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References: <20040211115828.GA13868@elte.hu>
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Ingo Molnar wrote:
> i've attached an obvious scalability improvement for write()s. We in
> essence used a system-global lock for every open(WRITE) - argh!

I wonder if the "rip the second arsehole" is there for a reason.

Does this scalability improvement make any measured difference in any
conceivable application, or is it just making struct inode larger?

-- Jamie