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mirror of https://github.com/edk2-porting/linux-next.git synced 2024-12-17 17:53:56 +08:00
linux-next/arch
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 This tree prepares to unify the kretprobe trampoline handler and make 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 This tree prepares to unify the kretprobe trampoline handler and make 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 Microblaze patch for 5.10-rc1 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 Orphan link sections were a long-standing source of obscure bugs, 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 Orphan link sections were a long-standing source of obscure bugs, 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 Orphan link sections were a long-standing source of obscure bugs, 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 Orphan link sections were a long-standing source of obscure bugs, 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