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alistair23-linux/arch/s390/mm
Arun KS ca79b0c211 mm: convert totalram_pages and totalhigh_pages variables to atomic
totalram_pages and totalhigh_pages are made static inline function.

Main motivation was that managed_page_count_lock handling was complicating
things.  It was discussed in length here,
https://lore.kernel.org/patchwork/patch/995739/#1181785 So it seemes
better to remove the lock and convert variables to atomic, with preventing
poteintial store-to-read tearing as a bonus.

[akpm@linux-foundation.org: coding style fixes]
Link: http://lkml.kernel.org/r/1542090790-21750-4-git-send-email-arunks@codeaurora.org
Signed-off-by: Arun KS <arunks@codeaurora.org>
Suggested-by: Michal Hocko <mhocko@suse.com>
Suggested-by: Vlastimil Babka <vbabka@suse.cz>
Reviewed-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Reviewed-by: Pavel Tatashin <pasha.tatashin@soleen.com>
Acked-by: Michal Hocko <mhocko@suse.com>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Cc: David Hildenbrand <david@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2018-12-28 12:11:47 -08:00
..
Makefile s390/kasan: add initialization code and enable it 2018-10-09 11:21:20 +02:00
cmm.c s390/cmm: avoid add_timer on concurrently used timer 2018-07-16 15:45:41 +02:00
dump_pagetables.c kasan: rename kasan_zero_page to kasan_early_shadow_page 2018-12-28 12:11:43 -08:00
extmem.c mm: remove include/linux/bootmem.h 2018-10-31 08:54:16 -07:00
fault.c s390/pfault: do not use stack buffers for hardware data 2018-10-09 11:20:54 +02:00
gmap.c KVM: s390: Features for 4.20 2018-10-04 17:12:45 +02:00
gup.c mm/gup.c: document return value 2018-04-13 17:10:27 -07:00
hugetlbpage.c s390/mm: Clear skeys for newly mapped huge guest pmds 2018-07-30 11:20:18 +01:00
init.c mm: convert totalram_pages and totalhigh_pages variables to atomic 2018-12-28 12:11:47 -08:00
kasan_init.c kasan: rename kasan_zero_page to kasan_early_shadow_page 2018-12-28 12:11:43 -08:00
maccess.c s390: add support for virtually mapped kernel stacks 2018-10-09 11:20:57 +02:00
mmap.c exec: pass stack rlimit into mm layout functions 2018-04-11 10:28:37 -07:00
page-states.c s390/mm: fix addressing exception after suspend/resume 2018-08-09 08:05:48 +02:00
pageattr.c s390/mm: Clear huge page storage keys on enable_skey 2018-07-30 11:20:18 +01:00
pgalloc.c Merge branch 'for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu into core/rcu 2018-12-04 07:52:30 +01:00
pgtable.c s390/mm: Add huge page gmap linking support 2018-07-30 23:13:38 +02:00
vmem.c mm: remove include/linux/bootmem.h 2018-10-31 08:54:16 -07:00