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Re: Interface for the new fallocate() system call

To: Paul Mackerras <paulus@xxxxxxxxx>
Subject: Re: Interface for the new fallocate() system call
From: Jörn Engel <joern@xxxxxxxxxxxxxxx>
Date: Fri, 30 Mar 2007 12:44:49 +0200
Cc: Heiko Carstens <heiko.carstens@xxxxxxxxxx>, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, "Amit K. Arora" <aarora@xxxxxxxxxxxxxxxxxx>, torvalds@xxxxxxxxxxxxxxxxxxxx, linux-fsdevel@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, linux-ext4@xxxxxxxxxxxxxxx, xfs@xxxxxxxxxxx, suparna@xxxxxxxxxx, cmm@xxxxxxxxxx
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On Fri, 30 March 2007 19:15:58 +1000, Paul Mackerras wrote:
> Heiko Carstens writes:
> 
> > If possible I'd prefer the six-32-bit-args approach.
> 
> It does mean extra unnecessary work for 64-bit platforms, though...

Wouldn't that work be confined to fallocate()?  If I understand Heiko
correctly, the alternative would slow s390 down for every syscall,
including more performance-critical ones.

Jörn

-- 
tglx1 thinks that joern should get a (TM) for "Thinking Is Hard"
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