Re: [uml-devel] [PATCH] UML - Fix irqstack crash

From: Jeff Dike
Date: Mon Sep 24 2007 - 16:02:25 EST

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.


Work email - jdike at linux dot intel dot com
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