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From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Segher Boessenkool <segher@kernel.crashing.org>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>,
	paulus@samba.org, ppc-dev <linuxppc-dev@ozlabs.org>
Subject: Re: [POWERPC] convert string i/o operations to C
Date: Wed, 20 Sep 2006 10:08:58 +1000	[thread overview]
Message-ID: <1158710938.6002.223.camel@localhost.localdomain> (raw)
In-Reply-To: <F3BB850E-E6DD-4CE1-A93B-A56BD2C4B653@kernel.crashing.org>


> Why?  If "ns" <= 0 there is no I/O done...

For the sake of being paranoid :) What happens on x86 if you do a rep ;
insw with a 0 count ?

Ben.

  reply	other threads:[~2006-09-20  0:09 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-09-19 12:23 [POWERPC] convert string i/o operations to C Stephen Rothwell
2006-09-19 12:42 ` David Howells
2006-09-19 23:07   ` Stephen Rothwell
2006-09-19 18:29 ` Linas Vepstas
2006-09-19 18:52   ` Kim Phillips
2006-09-19 18:58     ` Matt Sealey
2006-09-19 19:10       ` Segher Boessenkool
2006-09-19 19:20         ` Matt Sealey
2006-09-19 19:47           ` Segher Boessenkool
2006-09-19 23:17           ` Benjamin Herrenschmidt
2006-09-19 23:14       ` Benjamin Herrenschmidt
2006-09-19 19:04     ` Linas Vepstas
2006-09-19 19:06   ` Segher Boessenkool
2006-09-19 23:12   ` Benjamin Herrenschmidt
2006-09-20  0:03     ` Segher Boessenkool
2006-09-20  0:08       ` Benjamin Herrenschmidt [this message]
2006-09-20  0:29         ` Segher Boessenkool
2006-09-20  3:35 ` Stephen Rothwell
2006-09-20  4:38   ` Michael Ellerman

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