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Docs/{ABI,admin-guide}/damon: document 'avail_operations' sysfs file

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This commit updates the DAMON ABI and usage documents for the new sysfs
file, 'avail_operations'.

Link: https://lkml.kernel.org/r/20220426203843.45238-5-sj@kernel.org
Signed-off-by: SeongJae Park <sj@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
SeongJae Park
2022-05-09 18:20:51 -07:00
committed by Andrew Morton
parent f893abbd69
commit 2fe60ec99b
2 changed files with 21 additions and 7 deletions
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10
Documentation/ABI/testing/sysfs-kernel-mm-damon
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@@ -40,6 +40,12 @@ Description: Writing a number 'N' to this file creates the number of
directories for controlling each DAMON context named '0' to
'N-1' under the contexts/ directory.
What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/avail_operations
Date: Apr 2022
Contact: SeongJae Park <sj@kernel.org>
Description: Reading this file returns the available monitoring operations
sets on the currently running kernel.
What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/operations
Date: Mar 2022
Contact: SeongJae Park <sj@kernel.org>
@@ -47,7 +53,9 @@ Description: Writing a keyword for a monitoring operations set ('vaddr' for
virtual address spaces monitoring, and 'paddr' for the physical
address space monitoring) to this file makes the context to use
the operations set. Reading the file returns the keyword for
the operations set the context is set to use.
the operations set the context is set to use. Note that only
the operations sets that listed in 'avail_operations' file are
valid inputs.
What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/monitoring_attrs/intervals/sample_us
Date: Mar 2022