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Howlett" , Andrew Morton , David Hildenbrand , Jonathan Corbet , Lorenzo Stoakes , Michal Hocko , Mike Rapoport , Shuah Khan , Suren Baghdasaryan , Vlastimil Babka , damon@lists.linux.dev, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [RFC PATCH 0/2] mm/damon/stat: add kdamond_pid parameter Date: Mon, 13 Apr 2026 21:49:58 -0700 Message-ID: <20260414045002.88110-1-sj@kernel.org> X-Mailer: git-send-email 2.47.3 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspam-User: X-Stat-Signature: hdaqkrr5deby4615zdr9oqbi1qzzpdgm X-Rspamd-Queue-Id: 303F1180005 X-Rspamd-Server: rspam09 X-HE-Tag: 1776142214-25381 X-HE-Meta: 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 F8w1iKkT mhGgReEz/aytaTr/NobIMOK64Ej65OEvOdfMxllIoL3x23zgCkroiKOFn/Zvu0Speo7gfVpgxYjla86YYPO4/pklH6tZEx/3EKWt/SIpvdtirLC1gFx+m/OrhGJ3vCxEDUEtdCAcsTxzxW98Ntk5l6zu5LLyyGyfPNspIIdkZ3cy+pmRyOcKy66QT5nQPlf/9n/ul0AGhU0ytvJjrND+m/69YKmY7HdBYM0fVl4myLPYsuM+fjyhcsx+XSDOGlcFbn+P8 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: DAMON_STAT doesn't provide the pid of its kdamond, unlike DAMON_RECLAIM and DAMON_LRU_SORT. This makes user-space management of DAMON_STAT unnecessarily complicated. Provide the information via a new parameter, namely kdamond_pid, and document it. SeongJae Park (2): mm/damon/stat: add a parameter for reading kdamond pid Docs/admin-guide/mm/damon/stat: document kdamond_pid parameter Documentation/admin-guide/mm/damon/stat.rst | 7 +++++++ mm/damon/stat.c | 13 +++++++++++++ 2 files changed, 20 insertions(+) base-commit: 5262d0a487d50faeefbca2e4ebbdfbed3f69426e -- 2.47.3