linux/arch/powerpc/mm
Benjamin Herrenschmidt f048aace29 powerpc/mm: Add SMP support to no-hash TLB handling
This commit moves the whole no-hash TLB handling out of line into a
new tlb_nohash.c file, and implements some basic SMP support using
IPIs and/or broadcast tlbivax instructions.

Note that I'm using local invalidations for D->I cache coherency.

At worst, if another processor is trying to execute the same and
has the old entry in its TLB, it will just take a fault and re-do
the TLB flush locally (it won't re-do the cache flush in any case).

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Acked-by: Kumar Gala <galak@kernel.crashing.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
2008-12-21 14:21:16 +11:00
..
40x_mmu.c powerpc/40x: Limit allocable DRAM during early mapping 2008-11-13 10:10:56 -05:00
44x_mmu.c powerpc: rework 4xx PTE access and TLB miss 2008-07-09 13:36:17 -04:00
fault.c powerpc/mm: Add SMP support to no-hash TLB handling 2008-12-21 14:21:16 +11:00
fsl_booke_mmu.c powerpc/85xx: fix build warning, remove silly cast 2008-09-16 10:01:35 -05:00
gup.c powerpc: Get USE_STRICT_MM_TYPECHECKS working again 2008-10-14 10:35:27 +11:00
hash_low_32.S powerpc: Use RCU based pte freeing mechanism for all powerpc 2008-12-03 20:46:35 +11:00
hash_low_64.S powerpc: Free a PTE bit on ppc64 with 64K pages 2008-06-30 22:30:53 +10:00
hash_native_64.c [POWERPC] Use 1TB segments 2007-10-12 14:05:17 +10:00
hash_utils_64.c powerpc: Don't use a 16G page if beyond mem= limits 2008-10-22 15:01:21 +11:00
hugetlbpage.c Merge branch 'merge' into next 2008-12-16 14:38:58 +11:00
init_32.c powerpc: Fix problems with 32bit PPC's running with >= 4GB of RAM 2008-07-09 14:13:01 -04:00
init_64.c powerpc: Get USE_STRICT_MM_TYPECHECKS working again 2008-10-14 10:35:27 +11:00
Makefile powerpc/mm: Add SMP support to no-hash TLB handling 2008-12-21 14:21:16 +11:00
mem.c powerpc/mm: Add SMP support to no-hash TLB handling 2008-12-21 14:21:16 +11:00
mmap.c Detach sched.h from mm.h 2007-05-21 09:18:19 -07:00
mmu_context_hash32.c powerpc/mm: Split mmu_context handling 2008-12-21 14:21:15 +11:00
mmu_context_hash64.c powerpc/mm: Split mmu_context handling 2008-12-21 14:21:15 +11:00
mmu_context_nohash.c powerpc/mm: Rework context management for CPUs with no hash table 2008-12-21 14:21:15 +11:00
mmu_decl.h powerpc/mm: Remove flush_HPTE() 2008-12-16 15:53:34 +11:00
numa.c powerpc: Fix bootmem reservation on uninitialized node 2008-12-16 13:48:18 +11:00
pgtable_32.c powerpc/mm: Remove flush_HPTE() 2008-12-16 15:53:34 +11:00
pgtable_64.c powerpc ioremap_prot 2008-07-24 10:47:15 -07:00
pgtable.c powerpc: Use RCU based pte freeing mechanism for all powerpc 2008-12-03 20:46:35 +11:00
ppc_mmu_32.c powerpc/mm: Introduce MMU features 2008-12-21 14:21:16 +11:00
slb_low.S [POWERPC] vmemmap fixes to use smaller pages 2008-05-15 20:49:25 +10:00
slb.c [POWERPC] vmemmap fixes to use smaller pages 2008-05-15 20:49:25 +10:00
slice.c Merge commit 'origin/master' 2008-07-16 11:07:59 +10:00
stab.c [POWERPC] Fix sparse warnings in arch/powerpc/mm 2008-05-14 22:31:46 +10:00
subpage-prot.c [POWERPC] Provide a way to protect 4k subpages when using 64k pages 2008-01-24 10:06:01 +11:00
tlb_hash32.c powerpc/mm: Add SMP support to no-hash TLB handling 2008-12-21 14:21:16 +11:00
tlb_hash64.c powerpc/mm: Rename tlb_32.c and tlb_64.c to tlb_hash32.c and tlb_hash64.c 2008-12-16 15:53:30 +11:00
tlb_nohash.c powerpc/mm: Add SMP support to no-hash TLB handling 2008-12-21 14:21:16 +11:00