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From: Arnd Bergmann <arnd@arndb.de>
To: Lee Schermerhorn <Lee.Schermerhorn@hp.com>
Cc: linuxppc-dev@ozlabs.org, Mijo Safradin <safradin@de.ibm.com>,
	Cliff Wickman <cpw@sgi.com>, Christoph Lameter <clameter@sgi.com>
Subject: Re: [PATCH] numactl: fix libnuma on big-endian 64-bit systems
Date: Thu, 4 Dec 2008 21:49:05 +0100	[thread overview]
Message-ID: <200812042149.06163.arnd@arndb.de> (raw)
In-Reply-To: <1228412816.6959.48.camel@lts-notebook>

On Thursday 04 December 2008, Lee Schermerhorn wrote:
> On Thu, 2008-12-04 at 18:34 +0100, Arnd Bergmann wrote:
> > The read-mask function assumes that it is running in 32-bit mode,
> > by addressing the bitmask as a series of int values, instead of
> > longs. This is broken as can easily be reproduced by running numademo
> > on a bit-endian 64-bit system.
> > 
> > Changing the addressing to use 'long' values fixes the problem.
> 
> Hi, Arnd:
> 
> Not sure what you mean here.  If the patch below is a proposed fix [I
> don't see a 'Signed-off-by:", but maybe not needed for libnuma
> patches?], the description above doesn't match the code.  Looks like
> you're changing the addressing FROM 'long' values to use 'int' values so
> that the size is compatible between 32- and 64-bits.  Or is that a
> reverse patch/diff below?

Sorry about that, I was in a hurry when sending this one out and attached
the wrong file, the reverse patch is needed indeed. I'll resend with
a proper Signed-off-by.

	Arnd <><

  reply	other threads:[~2008-12-04 20:49 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-12-04 17:34 [PATCH] numactl: fix libnuma on big-endian 64-bit systems Arnd Bergmann
2008-12-04 17:46 ` Lee Schermerhorn
2008-12-04 20:49   ` Arnd Bergmann [this message]
2008-12-04 20:51     ` [PATCH, v2] " Arnd Bergmann
2008-12-05 15:12       ` Arnd Bergmann

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