From: David S. Miller <davem@davemloft.net>
Date: Thu, 9 Apr 2009 04:06:35 +0000 (-0700)
Subject: sparc64: Fix smp_callin() locking.
X-Git-Tag: v2.6.27.25~57
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=60962a3513a90e260d975940535ecbcfe5f5b4a4;p=pandora-kernel.git

sparc64: Fix smp_callin() locking.

[ Upstream commit 8e255baa449df3049a8827a7f1f4f12b6921d0d1 ]

Interrupts must be disabled when taking the IPI lock.

Caught by lockdep.

Reported-by: Meelis Roos <mroos@linux.ee>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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