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Wenchao Hao 4605f057aa mm/mempolicy.c: check parameters first in kernel_get_mempolicy 
Previous implementatoin calls untagged_addr() before error check, while if
the error check failed and return EINVAL, the untagged_addr() call is just
useless work.

Signed-off-by: Wenchao Hao <haowenchao22@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Link: http://lkml.kernel.org/r/20200801090825.5597-1-haowenchao22@gmail.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2020-08-12 10:57:56 -07:00
..
kasan
Kbuild updates for v5.9
2020-08-09 14:10:26 -07:00
backing-dev.c
writeback: remove struct bdi_writeback_congested
2020-07-08 17:05:53 -06:00
balloon_compaction.c
mm/balloon_compaction: suppress allocation warnings
2019-09-04 07:42:01 -04:00
cleancache.c
Driver Core and debugfs changes for 5.3-rc1
2019-07-12 12:24:03 -07:00
cma_debug.c
debugfs: make sure we can remove u32_array files cleanly
2020-07-10 13:54:00 -07:00
cma.c
mm/cma.c: use exact_nid true to fix possible per-numa cma leak
2020-07-03 16:15:25 -07:00
cma.h
debugfs: make sure we can remove u32_array files cleanly
2020-07-10 13:54:00 -07:00
compaction.c
mm/compaction: correct the comments of compact_defer_shift
2020-08-12 10:57:56 -07:00
debug_page_ref.c
…
debug_vm_pgtable.c
Documentation/mm: add descriptions for arch page table helpers
2020-08-07 11:33:23 -07:00
debug.c
mm, dump_page: do not crash with bad compound_mapcount()
2020-08-07 11:33:23 -07:00
dmapool.c
mm/dmapool.c: micro-optimisation remove unnecessary branch
2020-04-07 10:43:42 -07:00
early_ioremap.c
mm/early_ioremap.c: use %pa to print resource_size_t variables
2020-01-31 10:30:38 -08:00
fadvise.c
mm: return void from various readahead functions
2020-06-02 10:59:06 -07:00
failslab.c
mm/failslab.c: by default, do not fail allocations with direct reclaim only
2019-07-12 11:05:43 -07:00
filemap.c
mm: filemap: add missing FGP_ flags in kerneldoc comment for pagecache_get_page
2020-08-07 11:33:23 -07:00
frame_vector.c
mmap locking API: convert mmap_sem comments
2020-06-09 09:39:14 -07:00
frontswap.c
treewide: Remove uninitialized_var() usage
2020-07-16 12:35:15 -07:00
gup_benchmark.c
mm/gup_benchmark: support pin_user_pages() and related calls
2020-04-02 09:35:27 -07:00
gup.c
mm/gup.c: fix the comment of return value for populate_vma_page_range()
2020-08-07 11:33:23 -07:00
highmem.c
mm, x86/mm: Untangle address space layout definitions from basic pgtable type definitions
2019-12-10 10:12:55 +01:00
hmm.c
mm/hmm: provide the page mapping order in hmm_range_fault()
2020-07-10 16:24:28 -03:00
huge_memory.c
mm/vmscan: protect the workingset on anonymous LRU
2020-08-12 10:57:55 -07:00
hugetlb_cgroup.c
mm: use fallthrough;
2020-04-07 10:43:41 -07:00
hugetlb.c
mm/hugetlb: add mempolicy check in the reservation routine
2020-08-12 10:57:55 -07:00
hwpoison-inject.c
mm/hwpoison-inject: use DEFINE_DEBUGFS_ATTRIBUTE to define debugfs fops
2019-12-01 12:59:09 -08:00
init-mm.c
mmap locking API: add MMAP_LOCK_INITIALIZER
2020-06-09 09:39:14 -07:00
internal.h
mm: proactive compaction
2020-08-12 10:57:56 -07:00
interval_tree.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 248
2019-06-19 17:09:08 +02:00
ioremap.c
mm: move p?d_alloc_track to separate header file
2020-08-07 11:33:26 -07:00
Kconfig
mm/sparse: cleanup the code surrounding memory_present()
2020-08-07 11:33:27 -07:00
Kconfig.debug
treewide: replace '---help---' in Kconfig files with 'help'
2020-06-14 01:57:21 +09:00
khugepaged.c
mm/vmscan: protect the workingset on anonymous LRU
2020-08-12 10:57:55 -07:00
kmemleak-test.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 333
2019-06-05 17:37:06 +02:00
kmemleak.c
mm/kmemleak.c: use address-of operator on section symbols
2020-04-02 09:35:26 -07:00
ksm.c
powerpc updates for 5.9
2020-08-07 10:33:50 -07:00
list_lru.c
mm/list_lru.c: Rename kvfree_rcu() to local variant
2020-06-29 11:59:25 -07:00
maccess.c
maccess: rename probe_user_{read,write} to copy_{from,to}_user_nofault
2020-06-17 10:57:41 -07:00
madvise.c
mmap locking API: convert mmap_sem comments
2020-06-09 09:39:14 -07:00
Makefile
mm: move lib/ioremap.c to mm/
2020-08-07 11:33:26 -07:00
mapping_dirty_helpers.c
mm/mapping_dirty_helpers: update huge page-table entry callbacks
2020-04-02 09:35:29 -07:00
memblock.c
mm/memblock: expose only miminal interface to add/walk physmem
2020-07-10 15:08:09 +02:00
memcontrol.c
mm/workingset: prepare the workingset detection infrastructure for anon LRU
2020-08-12 10:57:55 -07:00
memfd.c
mm: page cache: store only head pages in i_pages
2019-09-24 15:54:08 -07:00
memory_hotplug.c
mm/memory_hotplug: document why shuffle_zone() is relevant
2020-08-07 11:33:29 -07:00
memory-failure.c
mm/memory-failure: send SIGBUS(BUS_MCEERR_AR) only to current thread
2020-06-11 18:17:47 -07:00
memory.c
mm/swap: implement workingset detection for anonymous LRU
2020-08-12 10:57:56 -07:00
mempolicy.c
mm/mempolicy.c: check parameters first in kernel_get_mempolicy
2020-08-12 10:57:56 -07:00
mempool.c
docs/core-api/mm: fix return value descriptions in mm/
2019-03-05 21:07:20 -08:00
memremap.c
mm/memremap: set caching mode for PCI P2PDMA memory to WC
2020-04-10 15:36:21 -07:00
memtest.c
…
migrate.c
mm/vmscan: protect the workingset on anonymous LRU
2020-08-12 10:57:55 -07:00
mincore.c
mmap locking API: use coccinelle to convert mmap_sem rwsem call sites
2020-06-09 09:39:14 -07:00
mlock.c
mmap locking API: convert mmap_sem comments
2020-06-09 09:39:14 -07:00
mm_init.c
mm: adjust vm_committed_as_batch according to vm overcommit policy
2020-08-07 11:33:26 -07:00
mmap.c
mm: remove unnecessary wrapper function do_mmap_pgoff()
2020-08-07 11:33:27 -07:00
mmu_gather.c
mmap locking API: convert mmap_sem comments
2020-06-09 09:39:14 -07:00
mmu_notifier.c
mmap locking API: convert mmap_sem comments
2020-06-09 09:39:14 -07:00
mmzone.c
…
mprotect.c
mmap locking API: convert mmap_sem comments
2020-06-09 09:39:14 -07:00
mremap.c
mm/mremap: start addresses are properly aligned
2020-08-07 11:33:27 -07:00
msync.c
mmap locking API: use coccinelle to convert mmap_sem rwsem call sites
2020-06-09 09:39:14 -07:00
nommu.c
mm: remove unnecessary wrapper function do_mmap_pgoff()
2020-08-07 11:33:27 -07:00
oom_kill.c
mm: memcg: convert vmstat slab counters to bytes
2020-08-07 11:33:24 -07:00
page_alloc.c
mm/page_alloc: fix memalloc_nocma_{save/restore} APIs
2020-08-07 11:33:29 -07:00
page_counter.c
mm/page_counter.c: fix protection usage propagation
2020-08-07 11:33:26 -07:00
page_ext.c
mm/page_ext.c: drop pfn_present() check when onlining
2020-04-07 10:43:40 -07:00
page_idle.c
mm/page_idle.c: skip offline pages
2020-06-08 11:05:55 -07:00
page_io.c
mm/page_io.c: use blk_io_schedule() for avoiding task hung in sync io
2020-08-07 11:33:24 -07:00
page_isolation.c
mm: Allow to offline unmovable PageOffline() pages via MEM_GOING_OFFLINE
2020-06-04 15:36:52 -04:00
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
mm/page_poison.c: fix a typo in a comment
2019-09-24 15:54:08 -07:00
page_reporting.c
mm/page_reporting: add budget limit on how many pages can be reported per pass
2020-04-07 10:43:39 -07:00
page_reporting.h
mm: introduce include/linux/pgtable.h
2020-06-09 09:39:13 -07:00
page_vma_mapped.c
mm/page_vma_mapped.c: explicitly compare pfn for normal, hugetlbfs and THP page
2020-01-31 10:30:38 -08:00
page-writeback.c
mm: remove vm_total_pages
2020-08-07 11:33:28 -07:00
pagewalk.c
mmap locking API: convert mmap_sem comments
2020-06-09 09:39:14 -07:00
percpu-internal.h
mm: memcg/percpu: account percpu memory to memory cgroups
2020-08-12 10:57:55 -07:00
percpu-km.c
mm: memcg/percpu: account percpu memory to memory cgroups
2020-08-12 10:57:55 -07:00
percpu-stats.c
mm: memcg/percpu: account percpu memory to memory cgroups
2020-08-12 10:57:55 -07:00
percpu-vm.c
mm: memcg/percpu: account percpu memory to memory cgroups
2020-08-12 10:57:55 -07:00
percpu.c
mm: memcg/percpu: per-memcg percpu memory statistics
2020-08-12 10:57:55 -07:00
pgalloc-track.h
mm: move p?d_alloc_track to separate header file
2020-08-07 11:33:26 -07:00
pgtable-generic.c
mm: introduce include/linux/pgtable.h
2020-06-09 09:39:13 -07:00
process_vm_access.c
mmap locking API: use coccinelle to convert mmap_sem rwsem call sites
2020-06-09 09:39:14 -07:00
ptdump.c
mmap locking API: use coccinelle to convert mmap_sem rwsem call sites
2020-06-09 09:39:14 -07:00
readahead.c
mm: use memalloc_nofs_save in readahead path
2020-06-02 10:59:07 -07:00
rmap.c
mmap locking API: convert mmap_sem comments
2020-06-09 09:39:14 -07:00
rodata_test.c
maccess: rename probe_kernel_{read,write} to copy_{from,to}_kernel_nofault
2020-06-17 10:57:41 -07:00
shmem.c
mm/swapcache: support to handle the shadow entries
2020-08-12 10:57:55 -07:00
shuffle.c
mm/shuffle: remove dynamic reconfiguration
2020-08-07 11:33:29 -07:00
shuffle.h
mm/shuffle: remove dynamic reconfiguration
2020-08-07 11:33:29 -07:00
slab_common.c
mm: memcg/slab: use a single set of kmem_caches for all allocations
2020-08-07 11:33:25 -07:00
slab.c
mm: slab: rename (un)charge_slab_page() to (un)account_slab_page()
2020-08-07 11:33:25 -07:00
slab.h
mm: slab: rename (un)charge_slab_page() to (un)account_slab_page()
2020-08-07 11:33:25 -07:00
slob.c
mm: memcg: convert vmstat slab counters to bytes
2020-08-07 11:33:24 -07:00
slub.c
mm: slab: rename (un)charge_slab_page() to (un)account_slab_page()
2020-08-07 11:33:25 -07:00
sparse-vmemmap.c
mm/sparse: only sub-section aligned range would be populated
2020-08-07 11:33:27 -07:00
sparse.c
mm/sparse: cleanup the code surrounding memory_present()
2020-08-07 11:33:27 -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
mm/swap_slots.c: remove redundant check for swap_slot_cache_initialized
2020-08-07 11:33:24 -07:00
swap_state.c
mm/swap: implement workingset detection for anonymous LRU
2020-08-12 10:57:56 -07:00
swap.c
mm/vmscan: protect the workingset on anonymous LRU
2020-08-12 10:57:55 -07:00
swapfile.c
mm/swapcache: support to handle the shadow entries
2020-08-12 10:57:55 -07:00
truncate.c
mm/thp: allow dropping THP from page cache
2019-10-19 06:32:33 -04:00
usercopy.c
usercopy: Avoid HIGHMEM pfn warning
2019-09-17 15:20:17 -07:00
userfaultfd.c
mm/vmscan: protect the workingset on anonymous LRU
2020-08-12 10:57:55 -07:00
util.c
mm: remove unnecessary wrapper function do_mmap_pgoff()
2020-08-07 11:33:27 -07:00
vmacache.c
kernel: better document the use_mm/unuse_mm API contract
2020-06-10 19:14:18 -07:00
vmalloc.c
mm/vmalloc.c: remove BUG() from the find_va_links()
2020-08-07 11:33:28 -07:00
vmpressure.c
mm: vmpressure: use mem_cgroup_is_root API
2020-04-02 09:35:31 -07:00
vmscan.c
mm/vmscan: restore active/inactive ratio for anonymous LRU
2020-08-12 10:57:56 -07:00
vmstat.c
mm: use unsigned types for fragmentation score
2020-08-12 10:57:56 -07:00
workingset.c
mm/swap: implement workingset detection for anonymous LRU
2020-08-12 10:57:56 -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
zpool: add malloc_support_movable to zpool_driver
2019-09-24 15:54:12 -07:00
zsmalloc.c
mm: reorder includes after introduction of linux/pgtable.h
2020-06-09 09:39:13 -07:00
zswap.c
mm/zswap: allow setting default status, compressor and allocator in Kconfig
2020-04-07 10:43:41 -07:00