linux/mm
Ralph Campbell 2e7e7c8f94 mm/migrate.c: initialize pud_entry in migrate_vma()
[ Upstream commit 7b358c6f12 ]

When CONFIG_MIGRATE_VMA_HELPER is enabled, migrate_vma() calls
migrate_vma_collect() which initializes a struct mm_walk but didn't
initialize mm_walk.pud_entry.  (Found by code inspection) Use a C
structure initialization to make sure it is set to NULL.

Link: http://lkml.kernel.org/r/20190719233225.12243-1-rcampbell@nvidia.com
Fixes: 8763cb45ab ("mm/migrate: new memory migration helper for use with device memory")
Signed-off-by: Ralph Campbell <rcampbell@nvidia.com>
Reviewed-by: John Hubbard <jhubbard@nvidia.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Cc: "Jérôme Glisse" <jglisse@redhat.com>
Cc: Mel Gorman <mgorman@techsingularity.net>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2019-09-16 08:22:22 +02:00
..
kasan
backing-dev.c
balloon_compaction.c
bootmem.c
cleancache.c
cma_debug.c mm/cma_debug.c: fix the break condition in cma_maxchunk_get() 2019-06-15 11:54:01 +02:00
cma.c mm/cma.c: fail if fixed declaration can't be honored 2019-08-06 19:06:51 +02:00
cma.h
compaction.c
debug_page_ref.c
debug.c
dmapool.c
early_ioremap.c
fadvise.c
failslab.c
filemap.c mm: add filemap_fdatawait_range_keep_errors() 2019-07-28 08:29:29 +02:00
frame_vector.c
frontswap.c
gup_benchmark.c
gup.c mm/gup.c: remove some BUG_ONs from get_gate_page() 2019-07-31 07:27:08 +02:00
highmem.c
hmm.c
huge_memory.c mm, page_owner: handle THP splits correctly 2019-08-29 08:28:57 +02:00
hugetlb_cgroup.c
hugetlb.c mm: hugetlb: soft-offline: dissolve_free_huge_page() return zero on !PageHuge 2019-07-03 13:14:45 +02:00
hwpoison-inject.c
init-mm.c
internal.h
interval_tree.c
Kconfig mm/hmm: select mmu notifier when selecting HMM 2019-06-15 11:54:00 +02:00
Kconfig.debug
khugepaged.c coredump: fix race condition between collapse_huge_page() and core dumping 2019-06-22 08:15:21 +02:00
kmemleak-test.c
kmemleak.c Revert "kmemleak: allow to coexist with fault injection" 2019-08-25 10:47:58 +02:00
ksm.c
list_lru.c mm/list_lru.c: fix memory leak in __memcg_init_list_lru_node 2019-06-19 08:17:59 +02:00
maccess.c
madvise.c
Makefile
memblock.c
memcontrol.c mm/memcontrol.c: fix use after free in mem_cgroup_iter() 2019-08-25 10:47:44 +02:00
memfd.c
memory_hotplug.c mm/memory_hotplug.c: drop memory device reference after find_memory_block() 2019-05-16 19:41:25 +02:00
memory-failure.c mm: hugetlb: soft-offline: dissolve_free_huge_page() return zero on !PageHuge 2019-07-03 13:14:45 +02:00
memory.c mm: use down_read_killable for locking mmap_sem in access_remote_vm 2019-07-31 07:27:09 +02:00
mempolicy.c mm: mempolicy: handle vma with unmovable pages mapped correctly in mbind 2019-08-25 10:47:44 +02:00
mempool.c
memtest.c
migrate.c mm/migrate.c: initialize pud_entry in migrate_vma() 2019-09-16 08:22:22 +02:00
mincore.c mm/mincore.c: make mincore() more conservative 2019-05-22 07:37:40 +02:00
mlock.c mm/mlock.c: change count_mm_mlocked_page_nr return type 2019-07-10 09:53:40 +02:00
mm_init.c
mmap.c
mmu_context.c
mmu_notifier.c mm/mmu_notifier: use hlist_add_head_rcu() 2019-07-31 07:27:08 +02:00
mmzone.c
mprotect.c
mremap.c
msync.c
nobootmem.c
nommu.c mm: use down_read_killable for locking mmap_sem in access_remote_vm 2019-07-31 07:27:09 +02:00
oom_kill.c
page_alloc.c mem-hotplug: fix node spanned pages when we have a node with only ZONE_MOVABLE 2019-06-15 11:54:00 +02:00
page_counter.c
page_ext.c
page_idle.c mm/page_idle.c: fix oops because end_pfn is larger than max_pfn 2019-07-03 13:14:45 +02:00
page_io.c
page_isolation.c
page_owner.c
page_poison.c
page_vma_mapped.c
page-writeback.c
pagewalk.c
percpu-internal.h
percpu-km.c
percpu-stats.c
percpu-vm.c
percpu.c percpu: do not search past bitmap when allocating an area 2019-06-15 11:54:11 +02:00
pgtable-generic.c
process_vm_access.c
quicklist.c
readahead.c
rmap.c mm/hmm: fix bad subpage pointer in try_to_unmap_one 2019-08-25 10:47:43 +02:00
rodata_test.c
shmem.c
slab_common.c
slab.c mm/slab.c: fix an infinite loop in leaks_show() 2019-06-15 11:54:01 +02:00
slab.h
slob.c
slub.c
sparse-vmemmap.c
sparse.c
swap_cgroup.c
swap_slots.c
swap_state.c
swap.c mm/swap: fix release_pages() when releasing devmap pages 2019-07-31 07:27:03 +02:00
swapfile.c
truncate.c
usercopy.c mm/usercopy: use memory range to be accessed for wraparound check 2019-08-25 10:47:44 +02:00
userfaultfd.c hugetlb: use same fault hash key for shared and private mappings 2019-05-22 07:37:40 +02:00
util.c
vmacache.c
vmalloc.c mm/vmalloc: Sync unmappings in __purge_vmap_area_lazy() 2019-08-16 10:12:40 +02:00
vmpressure.c
vmscan.c mm: vmscan: check if mem cgroup is disabled or not before calling memcg slab shrinker 2019-08-06 19:06:54 +02:00
vmstat.c
workingset.c
z3fold.c
zbud.c
zpool.c
zsmalloc.c mm/zsmalloc.c: fix build when CONFIG_COMPACTION=n 2019-09-06 10:22:08 +02:00
zswap.c