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d8e355a20f
linux/arch/powerpc/mm
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Aneesh Kumar K.V d8e355a20f powerpc: split hugepage when using subpage protection 
We find all the overlapping vma and mark them such that we don't allocate
hugepage in that range. Also we split existing huge page so that the
normal page hash can be invalidated and new page faulted in with new
protection bits.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
2013-06-21 16:01:57 +10:00
..
40x_mmu.c
44x_mmu.c Disintegrate asm/system.h for PowerPC 2012-03-28 18:30:02 +01:00
dma-noncoherent.c powerpc: remove the second argument of k[un]map_atomic() 2012-03-20 21:48:14 +08:00
fault.c powerpc: Exception hooks for context tracking subsystem 2013-05-14 16:00:19 +10:00
fsl_booke_mmu.c powerpc/fsl-booke: Fixup calc_cam_sz to support MMU v2 2012-03-15 12:12:19 -05:00
gup.c powerpc: Prevent gcc to re-read the pagetables 2013-06-21 16:01:56 +10:00
hash_low_32.S powerpc: Use CURRENT_THREAD_INFO instead of open coded assembly 2012-07-11 14:18:22 +10:00
hash_low_64.S powerpc/mm: handle hugepage size correctly when invalidating hpte entries 2013-06-21 16:01:52 +10:00
hash_native_64.c powerpc/mm: handle hugepage size correctly when invalidating hpte entries 2013-06-21 16:01:52 +10:00
hash_utils_64.c powerpc: Make linux pagetable walk safe with THP enabled 2013-06-21 16:01:56 +10:00
highmem.c
hugepage-hash64.c powerpc: Make linux pagetable walk safe with THP enabled 2013-06-21 16:01:56 +10:00
hugetlbpage-book3e.c powerpc/book3e: Change hugetlb preload to take vma argument 2011-12-07 16:26:24 +11:00
hugetlbpage-hash64.c powerpc/mm: handle hugepage size correctly when invalidating hpte entries 2013-06-21 16:01:52 +10:00
hugetlbpage.c powerpc: Prevent gcc to re-read the pagetables 2013-06-21 16:01:56 +10:00
icswx_pid.c powerpc: Split ICSWX ACOP and PID processing 2011-11-25 14:11:27 +11:00
icswx.c powerpc: Fix typo "CONFIG_ICSWX_PID" 2013-04-18 13:03:54 +10:00
icswx.h powerpc/icswx: Fix race condition with IPI setting ACOP 2012-03-07 17:06:09 +11:00
init_32.c Disintegrate asm/system.h for PowerPC 2012-03-28 18:30:02 +01:00
init_64.c powerpc/THP: Double the PMD table size for THP 2013-06-21 16:01:53 +10:00
Makefile powerpc/THP: Add code to handle HPTE faults for hugepages 2013-06-21 16:01:56 +10:00
mem.c powerpc: Make linux pagetable walk safe with THP enabled 2013-06-21 16:01:56 +10:00
mmap.c powerpc/mm: Make mmap_64.c compile on 32bit powerpc 2013-06-20 16:55:11 +10:00
mmu_context_hash32.c powerpc: include export.h for files using EXPORT_SYMBOL/THIS_MODULE 2011-10-31 19:30:38 -04:00
mmu_context_hash64.c powerpc: Reduce PTE table memory wastage 2013-04-30 16:00:07 +10:00
mmu_context_nohash.c powerpc/mm/nohash: Ignore NULL stale_map entries 2013-06-20 16:55:10 +10:00
mmu_decl.h powerpc/fsl-booke: Fix setup_initial_memory_limit to not blindly map 2011-10-11 23:30:41 -05:00
numa.c Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc 2013-05-02 10:16:16 -07:00
pgtable_32.c Disintegrate asm/system.h for PowerPC 2012-03-28 18:30:02 +01:00
pgtable_64.c powerpc/THP: Implement transparent hugepages for ppc64 2013-06-21 16:01:53 +10:00
pgtable.c powerpc: disable assert_pte_locked for collapse_huge_page 2013-06-21 16:01:57 +10:00
ppc_mmu_32.c
slb_low.S powerpc: Rename USER_ESID_BITS* to ESID_BITS* 2013-03-17 12:45:44 +11:00
slb.c powerpc: Remove FW_FEATURE ISERIES from arch code 2012-03-21 11:16:11 +11:00
slice.c mm: use vm_unmapped_area() on powerpc architecture 2013-04-30 11:05:17 +10:00
stab.c powerpc/mm: Remove uses of abs_to_virt() and virt_to_abs() 2012-09-05 15:19:31 +10:00
subpage-prot.c powerpc: split hugepage when using subpage protection 2013-06-21 16:01:57 +10:00
tlb_hash32.c powerpc: include export.h for files using EXPORT_SYMBOL/THIS_MODULE 2011-10-31 19:30:38 -04:00
tlb_hash64.c powerpc: Replace find_linux_pte with find_linux_pte_or_hugepte 2013-06-21 16:01:54 +10:00
tlb_low_64e.S powerpc/booke64: Use SPRG0/3 scratch for bolted TLB miss & crit int 2012-09-05 15:35:52 +10:00
tlb_nohash_low.S powerpc/47x: Use the new ppc-opcode infrastructure 2012-11-15 12:59:24 +11:00
tlb_nohash.c powerpc/fsl-booke: Support detection of page sizes on e6500 2013-03-05 17:10:27 -06:00