From: David S. Miller <davem@davemloft.net>
Date: Thu, 22 May 2008 04:50:01 +0000 (-0700)
Subject: sparc64: Prevent stack backtrace false positives on trap frames.
X-Git-Tag: v2.6.26-rc4~71^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ada44a0430fdd00b3f38aad0aa518e97cb760bd0;p=pandora-kernel.git

sparc64: Prevent stack backtrace false positives on trap frames.

When we fully commit to returning back to kernel mode from
a trap, zero out the regs->magic value to prevent false
positives during stack backtraces.

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