From mboxrd@z Thu Jan 1 00:00:00 1970 From: hch@lst.de (Christoph Hellwig) Date: Fri, 30 Aug 2019 18:07:05 +0200 Subject: [PATCH 05/26] openrisc: map as uncached in ioremap In-Reply-To: <20190823135539.GC24874@lianli.shorne-pla.net> References: <20190817073253.27819-1-hch@lst.de> <20190817073253.27819-6-hch@lst.de> <20190823135539.GC24874@lianli.shorne-pla.net> List-ID: Message-ID: <20190830160705.GF26887@lst.de> To: linux-snps-arc@lists.infradead.org On Fri, Aug 23, 2019@10:55:39PM +0900, Stafford Horne wrote: > On Sat, Aug 17, 2019@09:32:32AM +0200, Christoph Hellwig wrote: > > Openrisc is the only architecture not mapping ioremap as uncached, > > which has been the default since the Linux 2.6.x days. Switch it > > over to implement uncached semantics by default. > > > > Signed-off-by: Christoph Hellwig > > --- > > arch/openrisc/include/asm/io.h | 20 +++----------------- > > arch/openrisc/include/asm/pgtable.h | 2 +- > > arch/openrisc/mm/ioremap.c | 8 ++++---- > > 3 files changed, 8 insertions(+), 22 deletions(-) > > Acked-by: Stafford Horne Can you send this one to Linus for 5.4? That would help with the possibility to remove ioremap_nocache after that.