Mike Kravetz 1a1aad8a9b userfaultfd: hugetlbfs: add userfaultfd hugetlb hook ...

When processing a hugetlb fault for no page present, check the vma to
determine if faults are to be handled via userfaultfd.  If so, drop the
hugetlb_fault_mutex and call handle_userfault().

Link: http://lkml.kernel.org/r/20161216144821.5183-21-aarcange@redhat.com
Signed-off-by: Mike Kravetz <mike.kravetz@oracle.com>
Signed-off-by: Andrea Arcangeli <aarcange@redhat.com>
Acked-by: Hillf Danton <hillf.zj@alibaba-inc.com>
Cc: "Dr. David Alan Gilbert" <dgilbert@redhat.com>
Cc: Michael Rapoport <RAPOPORT@il.ibm.com>
Cc: Mike Rapoport <rppt@linux.vnet.ibm.com>
Cc: Pavel Emelyanov <xemul@parallels.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

2017-02-22 16:41:28 -08:00

..

kasan

Merge tag 'arm64-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux

2017-02-22 10:46:44 -08:00

backing-dev.c

block: fix double-free in the failure path of cgwb_bdi_init()

2017-02-08 13:52:01 -07:00

balloon_compaction.c

…

bootmem.c

…

cleancache.c

…

cma_debug.c

…

cma.c

mm/cma: Cleanup highmem check

2017-01-11 13:56:49 +00:00

cma.h

…

compaction.c

…

debug_page_ref.c

…

debug.c

…

dmapool.c

…

early_ioremap.c

…

fadvise.c

mm: fadvise: avoid expensive remote LRU cache draining after FADV_DONTNEED

2016-12-20 09:48:46 -08:00

failslab.c

…

filemap.c

mm, fs: check for fatal signals in do_generic_file_read()

2017-02-03 14:13:19 -08:00

frame_vector.c

…

frontswap.c

…

gup.c

…

highmem.c

…

huge_memory.c

mm/huge_memory.c: respect FOLL_FORCE/FOLL_COW for thp

2017-01-24 16:26:14 -08:00

hugetlb_cgroup.c

…

hugetlb.c

userfaultfd: hugetlbfs: add userfaultfd hugetlb hook

2017-02-22 16:41:28 -08:00

hwpoison-inject.c

…

init-mm.c

…

internal.h

mm, page_alloc: don't convert pfn to idx when merging

2017-02-22 16:41:27 -08:00

interval_tree.c

…

Kconfig

…

Kconfig.debug

…

khugepaged.c

mm: get rid of __GFP_OTHER_NODE

2017-01-10 18:31:55 -08:00

kmemcheck.c

…

kmemleak-test.c

…

kmemleak.c

…

ksm.c

…

list_lru.c

…

maccess.c

…

madvise.c

userfaultfd: non-cooperative: avoid MADV_DONTNEED race condition

2017-02-22 16:41:28 -08:00

Makefile

…

memblock.c

…

memcontrol.c

slab: use memcg_kmem_cache_wq for slab destruction operations

2017-02-22 16:41:27 -08:00

memory_hotplug.c

base/memory, hotplug: fix a kernel oops in show_valid_zones()

2017-02-03 14:13:19 -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

userfaultfd: hugetlbfs: fix __mcopy_atomic_hugetlb retry/error processing

2017-02-22 16:41:28 -08:00

mempolicy.c

mm/mempolicy.c: do not put mempolicy before using its nodemask

2017-01-24 16:26:14 -08:00

mempool.c

…

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

…

mm_init.c

…

mmap.c

Replace <asm/uaccess.h> with <linux/uaccess.h> globally

2016-12-24 11:46:01 -08:00

mmu_context.c

…

mmu_notifier.c

…

mmzone.c

…

mprotect.c

Replace <asm/uaccess.h> with <linux/uaccess.h> globally

2016-12-24 11:46:01 -08:00

mremap.c

userfaultfd: non-cooperative: optimize mremap_userfaultfd_complete()

2017-02-22 16:41:28 -08:00

msync.c

…

nobootmem.c

…

nommu.c

Replace <asm/uaccess.h> with <linux/uaccess.h> globally

2016-12-24 11:46:01 -08:00

oom_kill.c

…

page_alloc.c

oom, trace: add compaction retry tracepoint

2017-02-22 16:41:27 -08:00

page_counter.c

…

page_ext.c

…

page_idle.c

…

page_io.c

…

page_isolation.c

mm, page_alloc: avoid page_to_pfn() when merging buddies

2017-02-22 16:41:27 -08:00

page_owner.c

…

page_poison.c

…

page-writeback.c

block: Use pointer to backing_dev_info from request_queue

2017-02-02 08:20:48 -07:00

pagewalk.c

…

percpu-km.c

…

percpu-vm.c

…

percpu.c

…

pgtable-generic.c

…

process_vm_access.c

…

quicklist.c

…

readahead.c

…

rmap.c

…

shmem.c

tmpfs: change shmem_mapping() to test shmem_aops

2017-02-22 16:41:27 -08:00

slab_common.c

slab: use memcg_kmem_cache_wq for slab destruction operations

2017-02-22 16:41:27 -08:00

slab.c

slab: introduce __kmemcg_cache_deactivate()

2017-02-22 16:41:27 -08:00

slab.h

slab: remove synchronous synchronize_sched() from memcg cache deactivation path

2017-02-22 16:41:27 -08:00

slob.c

slab: introduce __kmemcg_cache_deactivate()

2017-02-22 16:41:27 -08:00

slub.c

slub: make sysfs directories for memcg sub-caches optional

2017-02-22 16:41:27 -08:00

sparse-vmemmap.c

…

sparse.c

…

swap_cgroup.c

…

swap_state.c

…

swap.c

mm: add PageWaiters indicating tasks are waiting for a page bit

2016-12-25 11:54:48 -08:00

swapfile.c

mm: support anonymous stable page

2017-01-10 18:31:55 -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: Switch to using lm_alias

2017-01-11 13:56:50 +00:00

userfaultfd.c

userfaultfd: hugetlbfs: fix __mcopy_atomic_hugetlb retry/error processing

2017-02-22 16:41:28 -08:00

util.c

Replace <asm/uaccess.h> with <linux/uaccess.h> globally

2016-12-24 11:46:01 -08:00

vmacache.c

…

vmalloc.c

mm/vmalloc.c: use rb_entry_safe

2017-02-22 16:41:27 -08:00

vmpressure.c

…

vmscan.c

mm, memcg: fix the active list aging for lowmem requests when memcg is enabled

2017-01-10 18:31:55 -08:00

vmstat.c

…

workingset.c

mm: workingset: fix use-after-free in shadow node shrinker

2017-01-07 18:22:40 -08:00

z3fold.c

…

zbud.c

…

zpool.c

…

zsmalloc.c

…

zswap.c

zswap: disable changing params if init fails

2017-02-03 14:13:19 -08:00