SeongJae Park
76126332c7
mm/damon/sysfs: avoid empty scheme tried regions for large apply interval
DAMON_SYSFS assumes all schemes will be applied for at least one DAMON monitoring results snapshot within one aggregation interval, or makes no sense to wait for it while DAMON is deactivated by the watermarks. That for deactivated status still makes sense, but the aggregation interval based assumption is invalid now because each scheme can has its own apply interval. For schemes having larger than the aggregation or watermarks check interval, DAMOS tried regions update request can be finished without the update. Avoid the case by explicitly checking the status of the schemes tried regions update and watermarks based DAMON deactivation. Link: https://lkml.kernel.org/r/20231012192256.33556-3-sj@kernel.org Signed-off-by: SeongJae Park <sj@kernel.org> Cc: Jonathan Corbet <corbet@lwn.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Linux kernel ============ There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. The formatted documentation can also be read online at: https://www.kernel.org/doc/html/latest/ There are various text files in the Documentation/ subdirectory, several of them using the Restructured Text markup notation. Please read the Documentation/process/changes.rst file, as it contains the requirements for building and running the kernel, and information about the problems which may result by upgrading your kernel.
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