From: Jeff Dike <jdike@addtoit.com>
To: Paolo Giarrusso <p.giarrusso@gmail.com>
Cc: user-mode-linux-devel@lists.sourceforge.net,
Andrew Morton <akpm@linux-foundation.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [uml-devel] [PATCH] UML - Fix irqstack crash
Date: Mon, 24 Sep 2007 16:01:27 -0400 [thread overview]
Message-ID: <20070924200127.GB25202@c2.user-mode-linux.org> (raw)
In-Reply-To: <200709201757.56298.p.giarrusso@gmail.com>
On Thu, Sep 20, 2007 at 05:57:49PM +0200, Paolo Giarrusso wrote:
> Yes, indeed - or sign extension on 64bit machines would set to 1 the whole
> high-word.
>
> But using long for that mask makes no difference; either int or long
> long (or better, either u32 or u64) should be used, given that the
> used signal range is the same on 32 and 64bit machines, it should
> be u32 for normal signals or u64 if RT-signals are also allowed.
We don't use RT signals for anything, so we could use u32. I don't
see it making much difference though.
Jeff
--
Work email - jdike at linux dot intel dot com
next prev parent reply other threads:[~2007-09-24 20:02 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-09-18 23:33 [PATCH] UML - Fix irqstack crash Jeff Dike
2007-09-19 0:07 ` Andrew Morton
2007-09-20 15:57 ` [uml-devel] " Paolo Giarrusso
2007-09-24 20:01 ` Jeff Dike [this message]
2007-09-26 15:42 ` Paolo Giarrusso
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