From mboxrd@z Thu Jan 1 00:00:00 1970 From: arnd@arndb.de (Arnd Bergmann) Date: Fri, 23 Sep 2016 13:58:43 +0200 Subject: [PATCH 2/2] armv8: aarch32: Add SMP support for 32-bit Linux kernel In-Reply-To: <1474597146-33312-2-git-send-email-b18965@freescale.com> References: <1474597146-33312-1-git-send-email-b18965@freescale.com> <1474597146-33312-2-git-send-email-b18965@freescale.com> Message-ID: <1728374.uyXUDC3UK8@wuerfel> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Friday, September 23, 2016 10:19:06 AM CEST Alison Wang wrote: > The patch adds SMP support for running 32-bit Linux kernel for > Layerscape platforms. Spin-table method is used for SMP support. > > Signed-off-by: Alison Wang > Signed-off-by: Chenhui Zhao > --- > arch/arm/mach-imx/common.h | 1 + > arch/arm/mach-imx/mach-layerscape.c | 1 + > arch/arm/mach-imx/platsmp.c | 49 +++++++++++++++++++++++++++++++++++++ > 3 files changed, 51 insertions(+) > This really shouldn't be needed: if it works on a 64-bit kernel without platform specific SMP operations, why do you need it on 32-bit kernels? Arnd