From: David S. Miller <davem@davemloft.net>
Date: Tue, 20 Apr 2010 07:48:37 +0000 (-0700)
Subject: sparc64: Fix hardirq tracing in trap return path.
X-Git-Tag: v2.6.34-rc6~83^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=28a1f533ae8606020238b840b82ae70a3f87609e;p=pandora-kernel.git

sparc64: Fix hardirq tracing in trap return path.

We can overflow the hardirq stack if we set the %pil here
so early, just let the normal control flow do it.

This is fine as we are allowed to do the actual IRQ enable
at any point after we call trace_hardirqs_on.

Signed-off-by: David S. Miller <davem@davemloft.net>
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