On Thu, 2011-02-17 at 17:23 +0100, Peter Zijlstra wrote: > Rework the existing mmu_gather infrastructure. > > The direct purpose of these patches was to allow preemptible mmu_gather, > but even without that I think these patches provide an improvement to the > status quo. > > The first patch is a fix to the tile architecture, the subsequent 9 patches > rework the mmu_gather infrastructure. For review purpose I've split them > into generic and per-arch patches with the last of those a generic cleanup. > > For the final commit I would provide a roll-up of these patches so as not > to wreck bisectability of non generic archs. > > The next patch provides generic RCU page-table freeing, and the follow up > is a patch converting s390 to use this. I've also got 4 patches from > DaveM lined up (not included in this series) that uses this to implement > gup_fast() for sparc64. > > Then there is one patch that extends the generic mmu_gather batching. > > Finally there are 4 patches that convert various architectures over > to asm-generic/tlb.h, these are compile tested only and basically RFC. > > After this only um and s390 are left -- um should be straight forward, > s390 wants a bit more, but more on that in another email. --- arch/Kconfig | 6 arch/alpha/mm/init.c | 2 arch/arm/Kconfig | 1 arch/arm/include/asm/tlb.h | 83 ------------ arch/arm/include/asm/tlbflush.h | 5 arch/arm/mm/mmu.c | 2 arch/avr32/mm/init.c | 2 arch/cris/mm/init.c | 2 arch/frv/mm/init.c | 2 arch/ia64/Kconfig | 1 arch/ia64/include/asm/tlb.h | 147 +-------------------- arch/ia64/mm/init.c | 2 arch/m32r/mm/init.c | 2 arch/m68k/mm/init.c | 2 arch/microblaze/mm/init.c | 2 arch/mips/mm/init.c | 2 arch/mn10300/mm/init.c | 2 arch/parisc/mm/init.c | 2 arch/powerpc/Kconfig | 1 arch/powerpc/include/asm/pgalloc.h | 21 ++- arch/powerpc/include/asm/thread_info.h | 2 arch/powerpc/kernel/process.c | 23 +++ arch/powerpc/mm/pgtable.c | 104 --------------- arch/powerpc/mm/tlb_hash32.c | 3 arch/powerpc/mm/tlb_hash64.c | 11 - arch/powerpc/mm/tlb_nohash.c | 3 arch/s390/Kconfig | 1 arch/s390/include/asm/pgalloc.h | 19 +- arch/s390/include/asm/tlb.h | 100 +++++++------- arch/s390/mm/pgtable.c | 193 +++------------------------- arch/score/mm/init.c | 2 arch/sh/Kconfig | 1 arch/sh/include/asm/tlb.h | 92 ------------- arch/sh/mm/init.c | 1 arch/sparc/include/asm/pgalloc_64.h | 3 arch/sparc/include/asm/pgtable_64.h | 15 +- arch/sparc/include/asm/tlb_64.h | 91 ------------- arch/sparc/include/asm/tlbflush_64.h | 12 + arch/sparc/mm/init_32.c | 2 arch/sparc/mm/tlb.c | 43 +++--- arch/sparc/mm/tsb.c | 15 +- arch/tile/mm/init.c | 2 arch/tile/mm/pgtable.c | 15 -- arch/um/include/asm/tlb.h | 29 +--- arch/um/kernel/smp.c | 3 arch/x86/mm/init.c | 2 arch/xtensa/mm/mmu.c | 2 fs/exec.c | 10 - include/asm-generic/tlb.h | 227 +++++++++++++++++++++++++++------ include/linux/mm.h | 2 mm/memory.c | 119 +++++++++++++---- mm/mmap.c | 18 +- 52 files changed, 536 insertions(+), 918 deletions(-) -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxxx For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: <a href