From mboxrd@z Thu Jan 1 00:00:00 1970 From: tony@atomide.com (Tony Lindgren) Date: Tue, 17 Aug 2010 14:30:45 +0300 Subject: [PATCH 4/4] omap: Fix SMP on UP interrupt handling for multi-omap In-Reply-To: <1282043269.32205.13.camel@bnru01> References: <20100817104414.19061.38999.stgit@baageli.muru.com> <20100817105332.19061.44765.stgit@baageli.muru.com> <1282043269.32205.13.camel@bnru01> Message-ID: <20100817113045.GH12184@atomide.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org * srinidhi [100817 14:00]: > On Tue, 2010-08-17 at 12:53 +0200, Tony Lindgren wrote: > > Fix SMP on UP interrupt handling for multi-omap > > > > Signed-off-by: Tony Lindgren > > --- > > arch/arm/mach-omap2/include/mach/entry-macro.S | 22 ++++++++++++++++++++++ > > arch/arm/mach-omap2/omap-smp.c | 16 ++++++++++++---- > > arch/arm/mach-omap2/timer-gp.c | 7 +++++-- > > 3 files changed, 39 insertions(+), 6 deletions(-) > > > > diff --git a/arch/arm/mach-omap2/include/mach/entry-macro.S b/arch/arm/mach-omap2/include/mach/entry-macro.S > > index 06e64e1..75c67aa 100644 > > --- a/arch/arm/mach-omap2/include/mach/entry-macro.S > > +++ b/arch/arm/mach-omap2/include/mach/entry-macro.S > > There is one patch lying in Russell's tracker (6284/1) which attempts to > use the common IRQ helper macros instead of platforms duplicating this > file. Perhaps you may need to re-base to that if Russell is ok with that > patch, of course. Nice to see. Ideally test_for_ipi and test_for_ltirq would return early automatically when running SMP kernel on UP. BTW, did you test patch 6284/1 with omap3_defconfig to make sure that still boots on omap3 & 4? Regards, Tony