tree a5e2d512d72e316a8aa79ec20286d1f2a8a98db3
parent d834c16516d1ebec4766fc58c059bf01311e6045
author Atsushi Nemoto <anemo@mba.ocn.ne.jp> 1159281820 +0900
committer Ralf Baechle <ralf@linux-mips.org> 1159741017 +0100

[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>