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authorSeongJae Park <sj@kernel.org>2021-11-05 21:47:03 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2021-11-06 21:30:45 +0100
commitc638072107f52ec35f292c97b6f3df9b9f2ed87d (patch)
tree9873a38676cf0eb286843da02beeac62ee4cfa32 /Documentation/vm/damon/faq.rst
parentmm/damon/dbgfs: support physical memory monitoring (diff)
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Docs/DAMON: document physical memory monitoring support
This updates the DAMON documents for the physical memory address space monitoring support. Link: https://lkml.kernel.org/r/20211012205711.29216-8-sj@kernel.org Signed-off-by: SeongJae Park <sj@kernel.org> Cc: Amit Shah <amit@kernel.org> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Brendan Higgins <brendanhiggins@google.com> Cc: David Hildenbrand <david@redhat.com> Cc: David Rienjes <rientjes@google.com> Cc: David Woodhouse <dwmw@amazon.com> Cc: Greg Thelen <gthelen@google.com> Cc: Jonathan Cameron <Jonathan.Cameron@huawei.com> Cc: Jonathan Corbet <corbet@lwn.net> Cc: Leonard Foerster <foersleo@amazon.de> Cc: Marco Elver <elver@google.com> Cc: Markus Boehme <markubo@amazon.de> Cc: Shakeel Butt <shakeelb@google.com> Cc: Shuah Khan <shuah@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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-rw-r--r--Documentation/vm/damon/faq.rst5
1 files changed, 2 insertions, 3 deletions
diff --git a/Documentation/vm/damon/faq.rst b/Documentation/vm/damon/faq.rst
index cb3d8b585a8b..11aea40eb328 100644
--- a/Documentation/vm/damon/faq.rst
+++ b/Documentation/vm/damon/faq.rst
@@ -36,10 +36,9 @@ constructions and actual access checks can be implemented and configured on the
DAMON core by the users. In this way, DAMON users can monitor any address
space with any access check technique.
-Nonetheless, DAMON provides vma tracking and PTE Accessed bit check based
+Nonetheless, DAMON provides vma/rmap tracking and PTE Accessed bit check based
implementations of the address space dependent functions for the virtual memory
-by default, for a reference and convenient use. In near future, we will
-provide those for physical memory address space.
+and the physical memory by default, for a reference and convenient use.
Can I simply monitor page granularity?