From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mike Rapoport Date: Wed, 09 Jun 2021 14:50:50 +0000 Subject: Re: [PATCH v2 0/9] Remove DISCINTIGMEM memory model Message-Id: List-Id: References: <20210604064916.26580-1-rppt@kernel.org> In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Arnd Bergmann Cc: Andrew Morton , Geert Uytterhoeven , Ivan Kokshaysky , Jonathan Corbet , Matt Turner , Mike Rapoport , Richard Henderson , Vineet Gupta , kexec@lists.infradead.org, alpha , linux-arch , Linux ARM , "open list:DOCUMENTATION" , linux-ia64@vger.kernel.org, Linux Kernel Mailing List , linux-m68k , "open list:BROADCOM NVRAM DRIVER" , Linux-MM , linux-riscv , linux-s390 , Linux-sh list , "open list:SYNOPSYS ARC ARCHITECTURE" , "open list:TENSILICA XTENSA PORT (xtensa)" , linuxppc-dev , sparclinux Hi Arnd, On Wed, Jun 09, 2021 at 01:30:39PM +0200, Arnd Bergmann wrote: > On Fri, Jun 4, 2021 at 8:49 AM Mike Rapoport wrote: > > > > From: Mike Rapoport > > > > Hi, > > > > SPARSEMEM memory model was supposed to entirely replace DISCONTIGMEM a > > (long) while ago. The last architectures that used DISCONTIGMEM were > > updated to use other memory models in v5.11 and it is about the time to > > entirely remove DISCONTIGMEM from the kernel. > > > > This set removes DISCONTIGMEM from alpha, arc and m68k, simplifies memory > > model selection in mm/Kconfig and replaces usage of redundant > > CONFIG_NEED_MULTIPLE_NODES and CONFIG_FLAT_NODE_MEM_MAP with CONFIG_NUMA > > and CONFIG_FLATMEM respectively. > > > > I've also removed NUMA support on alpha that was BROKEN for more than 15 > > years. > > > > There were also minor updates all over arch/ to remove mentions of > > DISCONTIGMEM in comments and #ifdefs. > > Hi Mike and Andrew, > > It looks like everyone is happy with this version so far. How should we merge it > for linux-next? I'm happy to take it through the asm-generic tree, but linux-mm > would fit at least as well. In case we go for linux-mm, feel free to add Andrew already took to mmotm. > Acked-by: Arnd Bergmann Thanks! > for the whole series. -- Sincerely yours, Mike.