Matthew Wilcox b2b29d6d01 mm: account PMD tables like PTE tables ...

We account the PTE level of the page tables to the process in order to
make smarter OOM decisions and help diagnose why memory is fragmented.
For these same reasons, we should account pages allocated for PMDs.  With
larger process address spaces and ASLR, the number of PMDs in use is
higher than it used to be so the inaccuracy is starting to matter.

[rppt@linux.ibm.com: arm: __pmd_free_tlb(): call page table destructor]
  Link: https://lkml.kernel.org/r/20200825111303.GB69694@linux.ibm.com

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Mike Rapoport <rppt@linux.ibm.com>
Cc: Abdul Haleem <abdhalee@linux.vnet.ibm.com>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Christophe Leroy <christophe.leroy@csgroup.eu>
Cc: Joerg Roedel <joro@8bytes.org>
Cc: Max Filippov <jcmvbkbc@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Satheesh Rajendran <sathnaga@linux.vnet.ibm.com>
Cc: Stafford Horne <shorne@gmail.com>
Cc: Naresh Kamboju <naresh.kamboju@linaro.org>
Cc: Anders Roxell <anders.roxell@linaro.org>
Link: http://lkml.kernel.org/r/20200627184642.GF25039@casper.infradead.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

2020-10-13 18:38:31 -07:00

..

alpha

Merge branch 'work.csum_and_copy' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2020-10-12 16:24:13 -07:00

arc

Merge tag 'perf-kprobes-2020-10-12' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

2020-10-12 14:21:15 -07:00

arm

mm: account PMD tables like PTE tables

2020-10-13 18:38:31 -07:00

arm64

Revert "arm64: vdso: Fix compilation with clang older than 8"

2020-10-13 18:38:26 -07:00

c6x

Merge branch 'work.csum_and_copy' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2020-10-12 16:24:13 -07:00

csky

Merge tag 'perf-kprobes-2020-10-12' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

2020-10-12 14:21:15 -07:00

h8300

treewide: Use fallthrough pseudo-keyword

2020-08-23 17:36:59 -05:00

hexagon

Merge branch 'work.csum_and_copy' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2020-10-12 16:24:13 -07:00

ia64

Merge branch 'work.csum_and_copy' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2020-10-12 16:24:13 -07:00

m68k

Merge branch 'work.csum_and_copy' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2020-10-12 16:24:13 -07:00

microblaze

Merge tag 'microblaze-v5.10' of git://git.monstr.eu/linux-2.6-microblaze

2020-10-12 10:09:41 -07:00

mips

Merge branch 'compat.mount' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2020-10-12 16:44:57 -07:00

nds32

Merge tag 'core-build-2020-10-12' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

2020-10-12 13:39:19 -07:00

nios2

Merge branch 'work.csum_and_copy' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2020-10-12 16:24:13 -07:00

openrisc

Merge tag 'core-build-2020-10-12' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

2020-10-12 13:39:19 -07:00

parisc

Merge branch 'compat.mount' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2020-10-12 16:44:57 -07:00

powerpc

mm/memremap_pages: support multiple ranges per invocation

2020-10-13 18:38:28 -07:00

riscv

Merge tag 'core-build-2020-10-12' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

2020-10-12 13:39:19 -07:00

s390

Merge branch 'compat.mount' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2020-10-12 16:44:57 -07:00

sh

Merge branch 'work.csum_and_copy' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2020-10-12 16:24:13 -07:00

sparc

Merge branch 'compat.mount' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2020-10-12 16:44:57 -07:00

um

Merge tag 'core-build-2020-10-12' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

2020-10-12 13:39:19 -07:00

x86

mm/memory_hotplug: introduce default phys_to_target_node() implementation

2020-10-13 18:38:27 -07:00

xtensa

Merge branch 'work.csum_and_copy' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2020-10-12 16:24:13 -07:00

.gitignore

…

Kconfig

static_call: Add simple self-test for static calls

2020-09-01 09:58:05 +02:00