Re: [patch v3] x86, UV: integer wrap bug in uv_hub_ipi_value()

From: Dan Carpenter
Date: Sun Dec 02 2012 - 12:35:35 EST

On Sun, Dec 02, 2012 at 08:28:43PM +0300, Dan Carpenter wrote:
> This is a static checker fix. The problem is that we store the bits
> from "uv_apicid_hibits" into "apicid" (the high 16 bits) but then we
> shift it 16 bit to the left. "apicid" is an int so it wraps and we lose
> them.
> I have also simplified uv_wakeup_secondary() a little based on a
> suggestion.

This was supposed to say "suggestions from Walter Harms." but I
pressed "u" in vim instead of "i" because they are next to each
other so that that got deleted. @%$@#$%@%$. I'll resend.

dan carpenter

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