From: Andi Kleen <ak@suse.de>
To: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Andi Kleen <ak@suse.de>,
akpm@osdl.org, corryk@us.ibm.com, linux-arch@vger.kernel.org,
anton@samba.org, davem@davemloft.net
Subject: Re: [PATCH] Fix compat shmget overflow
Date: Wed, 9 Feb 2005 11:31:39 +0100 [thread overview]
Message-ID: <20050209103139.GA3387@wotan.suse.de> (raw)
In-Reply-To: <OF57C10E69.8B803A13-ON41256FA3.00360882-41256FA3.0037BF5D@de.ibm.com>
> As you mention sys_shmget, I'm currently trying to find out why the
> second argument of sys_ipc for ppc64, s390-64 and sparc64 has been
> changed from "long" to "int". This limits the maximum size of a shared
> memory segment to 2GB for the three archs. A cast to unsigned would
> allow 4GB, still not enough for a 64 bit architecture in the long run.
> Before I submit a patch to replace "int" with "long" again I'd like
> to understand the reason for the change.
I don't know. Look up the Cset at linux.bkbits.net and if it's not clear
from the description ask the submitter?
-Andi
next prev parent reply other threads:[~2005-02-09 10:31 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-02-09 9:44 [PATCH] Fix compat shmget overflow Andi Kleen
2005-02-09 10:08 ` Martin Schwidefsky
2005-02-09 10:31 ` Andi Kleen [this message]
2005-02-09 12:20 ` Martin Schwidefsky
2005-02-09 12:54 ` Ralf Baechle
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