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b=JNtF7sqbaWtRINKs/9wm8INSXN1Jw85y9a3gFeOXhJASFk2FC7+1/9zS4gFnJMnep Ijk9mRO0bujO7/WL+8XgRvnYe51tmd1qXYPDbsLqDaPCNJmPYmDtal4i1eOJUMYsmx hwktFvtinqKzdvsIAEojku/MdJhEKyOW5KLISSL8atvr35FyfBV4sp2F9QN0jxX4Th +VdbY8tsBKNCztZQnlFyDHma2nh9BVFShz29Ie48U83xGR3Sb78vRx7aGUG6Fbq5aN Y6KY5Dz1eVXmcfPPNxLikOmw56a3F5ZPVNHXI2JPS5co1BH/qO/Oro2J5K5nyVnJSx eF9sOSCkwLkPQ== From: SeongJae Park To: Andrew Morton Cc: SeongJae Park , damon@lists.linux.dev, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 07/28] mm/damon/core: do data attributes monitoring Date: Mon, 18 May 2026 16:40:55 -0700 Message-ID: <20260518234119.97569-8-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260518234119.97569-1-sj@kernel.org> References: <20260518234119.97569-1-sj@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspam-User: X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: C45368000A X-Stat-Signature: dhpmu7sonfxjyppw3tboiooaarawsoye X-HE-Tag: 1779147687-620154 X-HE-Meta: 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 tN/gjRC7 wu6mKzFpq0XIEXsbB2BHIbqXc321gzRV+eU9mtxlpO4Lg0RBMSrtXdY/MwG1558OQGmPw2J6GiYxKRa2UhI2W+qRemSARlt38x/7U9cYMBSr+NP/1WSdiz1uFlmr01yIdlRhnDJXxOtYjPwX7MyfYh7gdDV4uccC2UPkIG4URsQSzLg+tBMYrgsEwYsiC2/5F3sW4T2gVGrqfSPN+VNifjnaqG9UcSPztfPyXx6QJSEo1yag= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Implement the data attributes monitoring execution. Update kdamond to invoke the probes application callback, and reset the aggregated number of per-region per-probe positive samples for every aggregation interval. Signed-off-by: SeongJae Park --- mm/damon/core.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/mm/damon/core.c b/mm/damon/core.c index 6dd1bce81ec2a..433da8781e255 100644 --- a/mm/damon/core.c +++ b/mm/damon/core.c @@ -1913,10 +1913,14 @@ static void kdamond_reset_aggregated(struct damon_ctx *c) struct damon_region *r; damon_for_each_region(r, t) { + int i; + trace_damon_aggregated(ti, r, damon_nr_regions(t)); damon_warn_fix_nr_accesses_corruption(r); r->last_nr_accesses = r->nr_accesses; r->nr_accesses = 0; + for (i = 0; i < DAMON_MAX_PROBES; i++) + r->probe_hits[i] = 0; damon_verify_reset_aggregated(r, c); } ti++; @@ -3410,6 +3414,8 @@ static int kdamond_fn(void *data) if (ctx->ops.check_accesses) max_nr_accesses = ctx->ops.check_accesses(ctx); + if (ctx->ops.apply_probes) + ctx->ops.apply_probes(ctx); if (time_after_eq(ctx->passed_sample_intervals, next_aggregation_sis)) { -- 2.47.3