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mm: memcontrol: account pagetables per node

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For many workloads, pagetable consumption is significant and it makes
sense to expose it in the memory.stat for the memory cgroups.  However at
the moment, the pagetables are accounted per-zone.  Converting them to
per-node and using the right interface will correctly account for the
memory cgroups as well.

[akpm@linux-foundation.org: export __mod_lruvec_page_state to modules for arch/mips/kvm/]

Link: https://lkml.kernel.org/r/20201130212541.2781790-3-shakeelb@google.com
Signed-off-by: Shakeel Butt <shakeelb@google.com>
Acked-by: Johannes Weiner <hannes@cmpxchg.org>
Acked-by: Roman Gushchin <guro@fb.com>
Cc: Michal Hocko <mhocko@suse.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Shakeel Butt
2020-12-14 19:07:17 -08:00
committed by Linus Torvalds
parent c47d5032ed
commit f0c0c115fb
9 changed files with 19 additions and 14 deletions
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Documentation/admin-guide/cgroup-v2.rst
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@@ -1274,6 +1274,9 @@ PAGE_SIZE multiple when read back.
kernel_stack
Amount of memory allocated to kernel stacks.
pagetables
Amount of memory allocated for page tables.
percpu(npn)
Amount of memory used for storing per-cpu kernel
data structures.