From: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Date: Tue, 26 Sep 2006 14:43:40 +0000 (+0900)
Subject: [MIPS] lockdep: fix TRACE_IRQFLAGS_SUPPORT
X-Git-Tag: v2.6.19-rc1~376^2~11
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=eae6c0da9df81300895949897c0451423340ac40;p=pandora-kernel.git

[MIPS] lockdep: fix TRACE_IRQFLAGS_SUPPORT

In handle_sys and its variants, we must reload some registers which
might be clobbered by trace_hardirqs_on().
Also we must make sure trace_hardirqs_on() called in kernel level (not
exception level).

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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