From mboxrd@z Thu Jan 1 00:00:00 1970 From: npiggin@gmail.com (Nicholas Piggin) Date: Fri, 31 Aug 2018 20:32:34 +1000 Subject: [PATCH 00/12] Avoid synchronous TLB invalidation for intermediate page-table entries on arm64 In-Reply-To: <20180831101014.GG24124@hirez.programming.kicks-ass.net> References: <1535645747-9823-1-git-send-email-will.deacon@arm.com> <20180831110054.475a3534@roar.ozlabs.ibm.com> <20180831095417.GF13166@arm.com> <20180831101014.GG24124@hirez.programming.kicks-ass.net> Message-ID: <20180831203234.7b8f4d13@roar.ozlabs.ibm.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Fri, 31 Aug 2018 12:10:14 +0200 Peter Zijlstra wrote: > On Fri, Aug 31, 2018 at 10:54:18AM +0100, Will Deacon wrote: > > > Proposal below (omitted Linus because that seems to be the pattern elsewhere > > in the file and he's not going to shout at himself when things break :) > > Anybody I've missed? > > > > Will > > > > --->8 > > > > diff --git a/MAINTAINERS b/MAINTAINERS > > index a5b256b25905..7224b5618883 100644 > > --- a/MAINTAINERS > > +++ b/MAINTAINERS > > @@ -9681,6 +9681,15 @@ S: Maintained > > F: arch/arm/boot/dts/mmp* > > F: arch/arm/mach-mmp/ > > > > +MMU GATHER AND TLB INVALIDATION > > +M: Will Deacon > > +M: Nick Piggin Oh gee, I suppose. powerpc hash is kind of interesting because it's crazy, Aneesh knows that code a lot better than I do. radix modulo some minor details of exact instructions is fairly like x86 (he wrote a lot of that code too AFAIK). > > +M: Peter Zijlstra > > +L: linux-arch at vger.kernel.org Maybe put linux-mm as well? Or should there just be one list? > > +S: Maintained > > +F: include/asm-generic/tlb.h > > +F: arch/*/include/asm/tlb.h > > + > > MN88472 MEDIA DRIVER > > M: Antti Palosaari > > L: linux-media at vger.kernel.org > > If we're going to do that (and I'm not opposed); it might make sense to > do something like the below and add: > > F: mm/mmu_gather.c I think that is a good idea regardless. How do feel about calling it tlb.c? Easier to type and autocompletes sooner. > > --- > b/mm/mmu_gather.c | 250 ++++++++++++++++++++++++++++++++++++++++++++++ > include/asm-generic/tlb.h | 2 > mm/Makefile | 2 > mm/memory.c | 247 ---------------------------------------------