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linux/mm
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SeongJae Park 92fb1db26e mm/page_idle.c: skip offline pages 
'Idle page tracking' users can pass random pfn that might be mapped to an
offline page.  To avoid accessing such pages, this commit modifies the
'page_idle_get_page()' to use 'pfn_to_online_page()' instead of
'pfn_valid()' and 'pfn_to_page()' combination, so that the pfn mapped to
an offline page can be skipped.

Reported-by: David Hildenbrand <david@redhat.com>
Signed-off-by: SeongJae Park <sjpark@amazon.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Pankaj Gupta <pankaj.gupta.linux@gmail.com>
Link: http://lkml.kernel.org/r/20200605092502.18018-2-sjpark@amazon.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2020-06-08 11:05:55 -07:00
..
kasan mm: remove __ARCH_HAS_5LEVEL_HACK and include/asm-generic/5level-fixup.h 2020-06-04 19:06:21 -07:00
backing-dev.c bdi: remove the name field in struct backing_dev_info 2020-05-09 16:15:13 -06:00
balloon_compaction.c
cleancache.c
cma.c
cma.h
cma_debug.c
compaction.c mm/compaction: fix a typo in comment "pessemistic"->"pessimistic" 2020-06-04 19:06:23 -07:00
debug.c mm, dump_page(): do not crash with invalid mapping pointer 2020-06-02 10:59:06 -07:00
debug_page_ref.c
debug_vm_pgtable.c mm/debug: add tests validating architecture page table helpers 2020-06-04 19:06:21 -07:00
dmapool.c
early_ioremap.c
fadvise.c mm: return void from various readahead functions 2020-06-02 10:59:06 -07:00
failslab.c
filemap.c mm/filemap: fix a typo in comment "unneccssary"->"unnecessary" 2020-06-04 19:06:24 -07:00
frame_vector.c
frontswap.c mm/frontswap: fix some typos in frontswap.c 2020-06-04 19:06:24 -07:00
gup.c mm, mempolicy: fix up gup usage in lookup_node 2020-06-03 20:09:49 -07:00
gup_benchmark.c
highmem.c
hmm.c mm/hmm: remove the customizable pfn format from hmm_range_fault 2020-05-11 10:47:29 -03:00
huge_memory.c powerpc updates for 5.8 2020-06-05 12:39:30 -07:00
hugetlb.c mm/hugetlb: fix a typos in comments 2020-06-04 19:06:23 -07:00
hugetlb_cgroup.c
hwpoison-inject.c
init-mm.c
internal.h mm: fix a typo in comment "strucure"->"structure" 2020-06-04 19:06:24 -07:00
interval_tree.c
Kconfig mm/memory_hotplug: disable the functionality for 32b 2020-06-04 19:06:23 -07:00
Kconfig.debug mm: add DEBUG_WX support 2020-06-03 20:09:49 -07:00
khugepaged.c mm: fold and remove lru_cache_add_anon() and lru_cache_add_file() 2020-06-03 20:09:48 -07:00
kmemleak-test.c
kmemleak.c
ksm.c mm: ksm: fix a typo in comment "alreaady"->"already" 2020-06-04 19:06:23 -07:00
list_lru.c mm/list_lru: fix a typo in comment "numbesr"->"numbers" 2020-06-04 19:06:24 -07:00
maccess.c
madvise.c
Makefile mm/debug: add tests validating architecture page table helpers 2020-06-04 19:06:21 -07:00
mapping_dirty_helpers.c
memblock.c mm/memblock: fix a typo in comment "implict"->"implicit" 2020-06-04 19:06:23 -07:00
memcontrol.c mm, memcg: fix some typos in memcontrol.c 2020-06-04 19:06:24 -07:00
memfd.c
memory-failure.c ACPI updates for 5.8-rc1 2020-06-02 13:25:52 -07:00
memory.c mm/memory: fix a typo in comment "attampt"->"attempt" 2020-06-04 19:06:24 -07:00
memory_hotplug.c mm/memory_hotplug: fix a typo in comment "recoreded"->"recorded" 2020-06-04 19:06:23 -07:00
mempolicy.c mm, mempolicy: fix up gup usage in lookup_node 2020-06-03 20:09:49 -07:00
mempool.c
memremap.c
memtest.c
migrate.c mm: memcontrol: delete unused lrucare handling 2020-06-03 20:09:48 -07:00
mincore.c
mlock.c
mm_init.c mm/mm_init.c: report kasan-tag information stored in page->flags 2020-06-02 10:59:12 -07:00
mmap.c mm: mmap: fix a typo in comment "compatbility"->"compatibility" 2020-06-04 19:06:23 -07:00
mmu_context.c
mmu_gather.c
mmu_notifier.c
mmzone.c
mprotect.c
mremap.c Merge branch 'akpm' (patches from Andrew) 2020-06-04 19:18:29 -07:00
msync.c
nommu.c mm: remove vmalloc_sync_(un)mappings() 2020-06-02 10:59:12 -07:00
oom_kill.c mm/page_alloc: integrate classzone_idx and high_zoneidx 2020-06-03 20:09:44 -07:00
page-writeback.c mm/page-writeback: fix a typo in comment "effictive"->"effective" 2020-06-04 19:06:24 -07:00
page_alloc.c Merge branch 'akpm' (patches from Andrew) 2020-06-03 20:24:15 -07:00
page_counter.c
page_ext.c
page_idle.c mm/page_idle.c: skip offline pages 2020-06-08 11:05:55 -07:00
page_io.c
page_isolation.c
page_owner.c mm: rename gfpflags_to_migratetype to gfp_migratetype for same convention 2020-06-03 20:09:45 -07:00
page_poison.c
page_reporting.c
page_reporting.h
page_vma_mapped.c
pagewalk.c
percpu-internal.h
percpu-km.c
percpu-stats.c
percpu-vm.c
percpu.c mm: remove the pgprot argument to __vmalloc 2020-06-02 10:59:11 -07:00
pgtable-generic.c mm/thp: rename pmd_mknotpresent() as pmd_mkinvalid() 2020-06-03 20:09:49 -07:00
process_vm_access.c
ptdump.c x86: mm: ptdump: calculate effective permissions correctly 2020-06-02 10:59:09 -07:00
readahead.c mm: use memalloc_nofs_save in readahead path 2020-06-02 10:59:07 -07:00
rmap.c mm: memcontrol: switch to native NR_ANON_THPS counter 2020-06-03 20:09:47 -07:00
rodata_test.c
shmem.c mm: fold and remove lru_cache_add_anon() and lru_cache_add_file() 2020-06-03 20:09:48 -07:00
shuffle.c
shuffle.h
slab.c mm/page_alloc: integrate classzone_idx and high_zoneidx 2020-06-03 20:09:44 -07:00
slab.h
slab_common.c usercopy: mark dma-kmalloc caches as usercopy caches 2020-06-02 10:59:06 -07:00
slob.c
slub.c mm/slub: fix a typo in comment "disambiguiation"->"disambiguation" 2020-06-04 19:06:24 -07:00
sparse-vmemmap.c
sparse.c mm/sparse: fix a typo in comment "convienence"->"convenience" 2020-06-04 19:06:24 -07:00
swap.c mm: swap: memcg: fix memcg stats for huge pages 2020-06-03 20:09:49 -07:00
swap_cgroup.c mm: memcontrol: make swap tracking an integral part of memory control 2020-06-03 20:09:48 -07:00
swap_slots.c
swap_state.c mm: vmscan: reclaim writepage is IO cost 2020-06-03 20:09:49 -07:00
swapfile.c mm: memcontrol: charge swapin pages on instantiation 2020-06-03 20:09:48 -07:00
truncate.c
usercopy.c
userfaultfd.c mm: memcontrol: delete unused lrucare handling 2020-06-03 20:09:48 -07:00
util.c mm: add kvfree_sensitive() for freeing sensitive data objects 2020-06-04 19:06:22 -07:00
vmacache.c
vmalloc.c mm/vmalloc: fix a typo in comment 2020-06-04 19:06:21 -07:00
vmpressure.c
vmscan.c mm/vmsan: fix some typos in comment 2020-06-04 19:06:23 -07:00
vmstat.c mm/vmstat.c: convert to use DEFINE_SEQ_ATTRIBUTE macro 2020-06-04 19:06:26 -07:00
workingset.c mm: vmscan: reclaim writepage is IO cost 2020-06-03 20:09:49 -07:00
z3fold.c mm/z3fold: silence kmemleak false positives of slots 2020-05-28 11:35:40 -07:00
zbud.c mm: use false for bool variable 2020-06-04 19:06:24 -07:00
zpool.c
zsmalloc.c mm: remove map_vm_range 2020-06-02 10:59:11 -07:00
zswap.c