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imf28.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=MgIAAu1w; spf=pass (imf28.hostedemail.com: domain of sj@kernel.org designates 172.105.4.254 as permitted sender) smtp.mailfrom=sj@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1768672385; a=rsa-sha256; cv=none; b=Dac5ZdND+CVQ72SZBOq/2kASAEyAszwsEFCknrWTtrL0WOlJa2yNhE9RnxQdAGbGYA8pVk X1ibulKYaUOJYiM4ZkesCG3x7ZLHdxTz2u+W4MoPnxw0Ozfw+65nDzyGUW17HlxWGVUpUp ggloaqqRt6lggQKNxhsQ4UqG/mq0mYU= Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id DF3AB60127; Sat, 17 Jan 2026 17:53:04 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 75EB5C4CEF7; Sat, 17 Jan 2026 17:53:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1768672384; bh=BrhbCrEirTOhCYFjA97mSPQaKUy3EH5FD2Gu/gQI3T8=; h=From:To:Cc:Subject:Date:From; b=MgIAAu1w4/CWCZJiuLLu5kFcobQQr2kktaP5aJUyrLFsARW4KF8/g4i8gcsk3uKhs k6WnlweJvSFt+ha6mHfoQGQODYc3RcD417fU43BA4ZexjId0zXOjaMPdG47jQaVtrd EWHBiGxUyDwmK0x1tNJEtdrcMNpP7lizmH2IzdMyrJsgh0tKPh0g7y30QUjAxqVIgJ 1TvEKiCT4Ql/HfUqEDWyLUcBoMNl/7TcXnt/nYhUpnJW0MUDtzJnFwfp6kJxDMobOz QgNfqsXExC0kvwgmtW/ku93cGdA5zi5598Q+mpUomS/xR22gSoPRWCvNJ1byoELGy8 Qebwzn6y9/K1Q== From: SeongJae Park To: Andrew Morton Cc: SeongJae Park , damon@lists.linux.dev, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 0/8] mm/damon: cleanup kdamond, damon_call(), damos filter and DAMON_MIN_REGION Date: Sat, 17 Jan 2026 09:52:47 -0800 Message-ID: <20260117175256.82826-1-sj@kernel.org> X-Mailer: git-send-email 2.47.3 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Stat-Signature: 6ye3ekq943htb7moef7c115y8c9995ox X-Rspamd-Queue-Id: 78D2FC0008 X-Rspam-User: X-Rspamd-Server: rspam02 X-HE-Tag: 1768672385-497703 X-HE-Meta: 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 Nv9nKCdv kF2oGohI0tGeXG9SaEzB9gPeWolngniLJmuUDgthUCquTyPpCo2Q6GNU3+TBI1KA/ZX+rHkAojyaQoRBFnOUoVdg/upQpPQqKBo+7y8bg8tnlSbWoe2nd9FaebVb06XH5TTotSjXYSTKkdNGPJGnMHIXIdZtmx/b8e8G95QAc8hIn92VqC9QSXI4oNLgr2WjhKzZKn2LwHUuyCbeP/5gD8os1tXl6Cl41p1IJsVeTQonymGeff8Ghy5BBDA== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Do miscellaneous code cleanups for improving readability. First three patches cleanup kdamond termination process, by removing unused operation set cleanup callback (patch 1) and moving damon_ctx specific resource cleanups on kdamond termination to synchronization-easy place (patches 2 and 3). Next two patches touch damon_call() infrastructure, by refactoring kdamond_call() function to do less and simpler locking operations (patch 4), and documenting when dealloc_on_free does work (patch 5). Final three patches rename things for clear uses of those. Those rename damos_filter_out() to be more explicit about the fact that it is only for core-handled filters (patch 6), DAMON_MIN_REGION macro to be more explicit it is not about number of regions but size of each region (patch 7), and damon_ctx->min_sz_region to be different from damos_access_patern->min_sz_region (patch 8), so that those are not confusing and easy to grep. SeongJae Park (8): mm/damon: remove damon_operations->cleanup() mm/damon/core: cleanup targets and regions at once on kdamond termination mm/damon/core: cancel damos_walk() before damon_ctx->kdamond reset mm/damon/core: process damon_call_control requests on a local list mm/damon: document damon_call_control->dealloc_on_cancel repeat behavior mm/damon/core: rename damos_filter_out() to damos_core_filter_out() mm/damon: rename DAMON_MIN_REGION to DAMON_MIN_REGION_SZ mm/damon: rename min_sz_region of damon_ctx to min_region_sz include/linux/damon.h | 15 ++-- mm/damon/core.c | 143 +++++++++++++++-------------------- mm/damon/lru_sort.c | 4 +- mm/damon/paddr.c | 1 - mm/damon/reclaim.c | 4 +- mm/damon/stat.c | 2 +- mm/damon/sysfs.c | 11 +-- mm/damon/tests/vaddr-kunit.h | 2 +- mm/damon/vaddr.c | 25 +++--- 9 files changed, 89 insertions(+), 118 deletions(-) base-commit: 886ef5515d08f05191b61a347fc18f371627bdd4 -- 2.47.3