From mboxrd@z Thu Jan 1 00:00:00 1970 From: Anshuman Khandual Subject: Re: [PATCH V6 00/26] mm/mmap: Drop __SXXX/__PXXX macros from across platforms Date: Wed, 6 Jul 2022 14:03:05 +0530 Message-ID: References: <20220630051630.1718927-1-anshuman.khandual@arm.com> <8a6ccbae-7d7c-6e08-cc28-eeb649f86112@arm.com> <85fff3f6-373f-3e6a-325e-0fa8ad46273a@csgroup.eu> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: Content-Language: en-US In-Reply-To: List-ID: Content-Type: text/plain; charset="us-ascii" To: Arnd Bergmann , Christophe Leroy Cc: "linux-mm@kvack.org" , "akpm@linux-foundation.org" , "linux-xtensa@linux-xtensa.org" , "linux-ia64@vger.kernel.org" , "linux-parisc@vger.kernel.org" , "linux-s390@vger.kernel.org" , "linux-sh@vger.kernel.org" , "linux-hexagon@vger.kernel.org" , "x86@kernel.org" , "linux-um@lists.infradead.org" , "linux-mips@vger.kernel.org" , "linux-csky@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "hch@infradead.org" On 7/6/22 12:34, Arnd Bergmann wrote: > On Wed, Jul 6, 2022 at 8:33 AM Christophe Leroy > wrote: > >> As far as I can see in Kconfig, CONFIG_MMU is user selectable on the >> following architectures: >> - ARM >> - M68K >> - RISCV >> - SH >> >> And is disabled by default on XTENSA. > > Right, the list is complete, though it's also default-enabled for > every CPU core on xtensa, and you can only disable it for > "custom" CPU cores. ARM, M68K, RISCV all have got them inside wrapper or files which are not built, without CONFIG_MMU. With build fixes for SH and XTENSA on linux-next, I guess we are good.