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Jan Kara c6dcf52c23 mm: Invalidate DAX radix tree entries only if appropriate 
Currently invalidate_inode_pages2_range() and invalidate_mapping_pages()
just delete all exceptional radix tree entries they find. For DAX this
is not desirable as we track cache dirtiness in these entries and when
they are evicted, we may not flush caches although it is necessary. This
can for example manifest when we write to the same block both via mmap
and via write(2) (to different offsets) and fsync(2) then does not
properly flush CPU caches when modification via write(2) was the last
one.

Create appropriate DAX functions to handle invalidation of DAX entries
for invalidate_inode_pages2_range() and invalidate_mapping_pages() and
wire them up into the corresponding mm functions.

Acked-by: Johannes Weiner <hannes@cmpxchg.org>
Reviewed-by: Ross Zwisler <ross.zwisler@linux.intel.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
2016-12-26 20:29:24 -08:00
..
kasan
Power management material for v4.10-rc1
2016-12-13 10:41:53 -08:00
backing-dev.c
writeback: track if we're sleeping on progress in balance_dirty_pages()
2016-11-08 08:28:55 -07:00
balloon_compaction.c
mm: balloon: use general non-lru movable page feature
2016-07-26 16:19:19 -07:00
bootmem.c
mm: kmemleak: avoid using __va() on addresses that don't have a lowmem mapping
2016-10-11 15:06:33 -07:00
cleancache.c
cleancache: constify cleancache_ops structure
2016-01-27 09:09:57 -05:00
cma_debug.c
…
cma.c
mm/cma.c: check the max limit for cma allocation
2016-11-11 08:12:37 -08:00
cma.h
…
compaction.c
mm, compaction: allow compaction for GFP_NOFS requests
2016-12-14 16:04:07 -08:00
debug_page_ref.c
mm/page_ref: add tracepoint to track down page reference manipulation
2016-03-17 15:09:34 -07:00
debug.c
mm, debug: print raw struct page data in __dump_page()
2016-12-12 18:55:08 -08:00
dmapool.c
mm: convert printk(KERN_<LEVEL> to pr_<level>
2016-03-17 15:09:34 -07:00
early_ioremap.c
mm/early_ioremap: use offset_in_page macro
2015-11-05 19:34:48 -08:00
fadvise.c
mm: fadvise: avoid expensive remote LRU cache draining after FADV_DONTNEED
2016-12-20 09:48:46 -08:00
failslab.c
mm: fault-inject take over bootstrap kmem_cache check
2016-03-15 16:55:16 -07:00
filemap.c
mm: add PageWaiters indicating tasks are waiting for a page bit
2016-12-25 11:54:48 -08:00
frame_vector.c
mm: replace get_vaddr_frames() write/force parameters with gup_flags
2016-10-19 08:11:24 -07:00
frontswap.c
mm, frontswap: convert frontswap_enabled to static key
2016-07-26 16:19:19 -07:00
gup.c
mm: unexport __get_user_pages_unlocked()
2016-12-14 16:04:09 -08:00
highmem.c
mm/highmem: make nr_free_highpages() handles all highmem zones by itself
2016-05-19 19:12:14 -07:00
huge_memory.c
mm: join struct fault_env and vm_fault
2016-12-14 16:04:09 -08:00
hugetlb_cgroup.c
mm, hugetlb_cgroup: round limit_in_bytes down to hugepage size
2016-05-20 17:58:30 -07:00
hugetlb.c
mm: add tlb_remove_check_page_size_change to track page size change
2016-12-12 18:55:07 -08:00
hwpoison-inject.c
…
init-mm.c
mm: Add a user_ns owner to mm_struct and fix ptrace permission checks
2016-11-22 11:49:48 -06:00
internal.h
mm: add PageWaiters indicating tasks are waiting for a page bit
2016-12-25 11:54:48 -08:00
interval_tree.c
…
Kconfig
mm: THP page cache support for ppc64
2016-12-12 18:55:08 -08:00
Kconfig.debug
PM / Hibernate: allow hibernation with PAGE_POISONING_ZERO
2016-09-13 02:35:27 +02:00
khugepaged.c
radix-tree: improve multiorder iterators
2016-12-14 16:04:10 -08:00
kmemcheck.c
mm: convert printk(KERN_<LEVEL> to pr_<level>
2016-03-17 15:09:34 -07:00
kmemleak-test.c
mm: convert printk(KERN_<LEVEL> to pr_<level>
2016-03-17 15:09:34 -07:00
kmemleak.c
kmemleak: fix reference to Documentation
2016-12-12 18:55:07 -08:00
ksm.c
mm,ksm: add __GFP_HIGH to the allocation in alloc_stable_node()
2016-10-07 18:46:29 -07:00
list_lru.c
mm/list_lru.c: avoid error-path NULL pointer deref
2016-10-27 18:43:42 -07:00
maccess.c
x86: remove more uaccess_32.h complexity
2016-05-22 17:21:27 -07:00
madvise.c
mm: add tlb_remove_check_page_size_change to track page size change
2016-12-12 18:55:07 -08:00
Makefile
Disable the __builtin_return_address() warning globally after all
2016-10-12 10:23:41 -07:00
memblock.c
mm: kmemleak: avoid using __va() on addresses that don't have a lowmem mapping
2016-10-11 15:06:33 -07:00
memcontrol.c
Replace <asm/uaccess.h> with <linux/uaccess.h> globally
2016-12-24 11:46:01 -08:00
memory_hotplug.c
mm: remove x86-only restriction of movable_node
2016-12-12 18:55:07 -08:00
memory-failure.c
mm: Use owner_priv bit for PageSwapCache, valid when PageSwapBacked
2016-12-25 11:54:48 -08:00
memory.c
Replace <asm/uaccess.h> with <linux/uaccess.h> globally
2016-12-24 11:46:01 -08:00
mempolicy.c
Replace <asm/uaccess.h> with <linux/uaccess.h> globally
2016-12-24 11:46:01 -08:00
mempool.c
Revert "mm, mempool: only set __GFP_NOMEMALLOC if there are free elements"
2016-07-28 16:07:41 -07:00
memtest.c
…
migrate.c
mm: Use owner_priv bit for PageSwapCache, valid when PageSwapBacked
2016-12-25 11:54:48 -08:00
mincore.c
Replace <asm/uaccess.h> with <linux/uaccess.h> globally
2016-12-24 11:46:01 -08:00
mlock.c
thp: fix corner case of munlock() of PTE-mapped THPs
2016-11-30 16:32:52 -08:00
mm_init.c
mm: convert printk(KERN_<LEVEL> to pr_<level>
2016-03-17 15:09:34 -07:00
mmap.c
Replace <asm/uaccess.h> with <linux/uaccess.h> globally
2016-12-24 11:46:01 -08:00
mmu_context.c
mm/mmu_context, sched/core: Fix mmu_context.h assumption
2016-04-28 11:44:19 +02:00
mmu_notifier.c
fix Christoph's email addresses
2016-03-17 15:09:34 -07:00
mmzone.c
mm, page_alloc: inline the fast path of the zonelist iterator
2016-05-19 19:12:14 -07:00
mprotect.c
Replace <asm/uaccess.h> with <linux/uaccess.h> globally
2016-12-24 11:46:01 -08:00
mremap.c
mremap: move_ptes: check pte dirty after its removal
2016-11-29 08:20:24 -08:00
msync.c
mm/msync: use offset_in_page macro
2015-11-05 19:34:48 -08:00
nobootmem.c
mm: kmemleak: avoid using __va() on addresses that don't have a lowmem mapping
2016-10-11 15:06:33 -07:00
nommu.c
Replace <asm/uaccess.h> with <linux/uaccess.h> globally
2016-12-24 11:46:01 -08:00
oom_kill.c
oom: print nodemask in the oom report
2016-10-07 18:46:29 -07:00
page_alloc.c
mm: add support for releasing multiple instances of a page
2016-12-14 16:04:08 -08:00
page_counter.c
mm: page_counter: let page_counter_try_charge() return bool
2015-11-05 19:34:48 -08:00
page_ext.c
mm/page_ext: support extra space allocation by page_ext user
2016-10-07 18:46:27 -07:00
page_idle.c
mm, vmscan: move lru_lock to the node
2016-07-28 16:07:41 -07:00
page_io.c
writeback: add wbc_to_write_flags()
2016-11-02 10:24:03 -06:00
page_isolation.c
mm/page_isolation: fix typo: "paes" -> "pages"
2016-10-07 18:46:29 -07:00
page_owner.c
mm/page_owner: don't define fields on struct page_ext by hard-coding
2016-10-07 18:46:27 -07:00
page_poison.c
mm: check the return value of lookup_page_ext for all call sites
2016-06-03 15:06:22 -07:00
page-writeback.c
radix-tree: delete radix_tree_range_tag_if_tagged()
2016-12-14 16:04:10 -08:00
pagewalk.c
thp: rename split_huge_page_pmd() to split_huge_pmd()
2016-01-15 17:56:32 -08:00
percpu-km.c
mm: percpu: use pr_fmt to prefix output
2016-03-17 15:09:34 -07:00
percpu-vm.c
…
percpu.c
Merge branch 'for-4.10' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/percpu
2016-12-13 12:34:47 -08:00
pgtable-generic.c
mm/thp/migration: switch from flush_tlb_range to flush_pmd_tlb_range
2016-03-17 15:09:34 -07:00
process_vm_access.c
mm: unexport __get_user_pages_unlocked()
2016-12-14 16:04:09 -08:00
quicklist.c
fix Christoph's email addresses
2016-03-17 15:09:34 -07:00
readahead.c
mm: don't cap request size based on read-ahead setting
2016-12-12 18:55:08 -08:00
rmap.c
mm, rmap: handle anon_vma_prepare() common case inline
2016-12-12 18:55:08 -08:00
shmem.c
Replace <asm/uaccess.h> with <linux/uaccess.h> globally
2016-12-24 11:46:01 -08:00
slab_common.c
mm/slab_common.c: check kmem_create_cache flags are common
2016-12-12 18:55:06 -08:00
slab.c
Merge branch 'for-4.10' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq
2016-12-13 12:59:57 -08:00
slab.h
mm, slab: maintain total slab count instead of active count
2016-12-12 18:55:07 -08:00
slob.c
slub: move synchronize_sched out of slab_mutex on shrink
2016-12-12 18:55:06 -08:00
slub.c
slub: avoid false-postive warning
2016-12-12 18:55:06 -08:00
sparse-vmemmap.c
treewide: replace obsolete _refok by __ref
2016-08-02 17:31:41 -04:00
sparse.c
treewide: replace obsolete _refok by __ref
2016-08-02 17:31:41 -04:00
swap_cgroup.c
mm: convert printk(KERN_<LEVEL> to pr_<level>
2016-03-17 15:09:34 -07:00
swap_state.c
mm, swap: use offset of swap entry as key of swap cache
2016-10-07 18:46:28 -07:00
swap.c
mm: add PageWaiters indicating tasks are waiting for a page bit
2016-12-25 11:54:48 -08:00
swapfile.c
mm: add three more cond_resched() in swapoff
2016-12-12 18:55:08 -08:00
truncate.c
mm: Invalidate DAX radix tree entries only if appropriate
2016-12-26 20:29:24 -08:00
usercopy.c
mm: usercopy: Check for module addresses
2016-09-20 16:07:39 -07:00
userfaultfd.c
mm, fs: get rid of PAGE_CACHE_* and page_cache_{get,release} macros
2016-04-04 10:41:08 -07:00
util.c
Replace <asm/uaccess.h> with <linux/uaccess.h> globally
2016-12-24 11:46:01 -08:00
vmacache.c
mm: unrig VMA cache hit ratio
2016-10-07 18:46:27 -07:00
vmalloc.c
Replace <asm/uaccess.h> with <linux/uaccess.h> globally
2016-12-24 11:46:01 -08:00
vmpressure.c
mm/vmpressure.c: fix subtree pressure detection
2016-02-03 08:28:43 -08:00
vmscan.c
Merge branch 'akpm' (patches from Andrew)
2016-12-12 20:50:02 -08:00
vmstat.c
mm/vmstat: Convert to hotplug state machine
2016-12-02 00:52:35 +01:00
workingset.c
mm: workingset: update shadow limit to reflect bigger active list
2016-12-12 18:55:08 -08:00
z3fold.c
mm/z3fold.c: avoid modifying HEADLESS page and minor cleanup
2016-06-03 16:02:55 -07:00
zbud.c
mm/zbud.c: use list_last_entry() instead of list_tail_entry()
2016-01-15 11:40:52 -08:00
zpool.c
mm: zsmalloc: constify struct zs_pool name
2015-11-06 17:50:42 -08:00
zsmalloc.c
mm/zsmalloc: Convert to hotplug state machine
2016-12-02 00:52:36 +01:00
zswap.c
mm/zswap: Convert pool to hotplug state machine
2016-12-02 00:52:36 +01:00