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b=DY/EbHjPDTE17mIGg1SKxqLW7Sf+TwrTRwaQEHJdTfQ7Gh7cB5+hRBdoFBOpFgtOm TNSE2lbhG5PCMyG7azKi7I2ANSfqVHqMMaz4YifHCCQbrJ2kKDArnRk96CsTLTo4To 3pjKH0+V8BQko6xXXGGeun3dTMdByJrIdTSc9YrFM/NwFTtl8yjNK5h81iANSokbUX IdO4AGTJK5WFiolJutdOLGN3/HH0TsIGt2w8Iyy1KOgHbqXJcMpmrWoCXlU51Um2Dm Kl1H3C0XSz3GLc5rVaQWqHK0Nj3hya7mK9C1bX9oRl8jUrfEWkOc+qHzyDIsjRV3p8 kVABhTWAHMj2g== From: SJ Park To: Andrew Morton Cc: SJ Park , damon@lists.linux.dev, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 10/18] mm/damon/core: remove damon_verify_merge_regions_of() Date: Mon, 29 Jun 2026 21:08:03 -0700 Message-ID: <20260630040812.149729-11-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260630040812.149729-1-sj@kernel.org> References: <20260630040812.149729-1-sj@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspam-User: X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: E4CAD10000A X-Stat-Signature: 6rjon5hm9sckncc1mj4okh7k3x6orc3t X-HE-Tag: 1782792508-795808 X-HE-Meta: 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 NBOHqGjV gMDphfPcyvu5kQ+HGA8tEQBA+Y0bbwN4C+feibdd232Obzaw/brG5obnNpedxTHldDpL2HXBI91D2vfAUPtbs/LM/yer8fsVgOs60j3zZWr1HifrofoRv2L2l1zj8A+SCTuzijkZLgFavaQn4WUpt1GZlA26/TQk5IPMDyJCy/MKIjXF4C3O2XuJdtxY4vsFsnNqHH71uAd7qY+qUOEPl8cj+0KjQeflR7+Xzyx6jwNmzwSNQvsmqZ8f3u7hg8EUnOezjnwuUcX0OjNFw9qSOOJ2BXw== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: damon_verify_merge_regions_of() is only for nr_accesses_bp validation. But nr_accesses_bp is no more being used for a real purpose. Remove the validation. Signed-off-by: SJ Park --- mm/damon/core.c | 15 --------------- 1 file changed, 15 deletions(-) diff --git a/mm/damon/core.c b/mm/damon/core.c index bfef6a8556c8d..78c32ee45d28b 100644 --- a/mm/damon/core.c +++ b/mm/damon/core.c @@ -3121,20 +3121,6 @@ static void damon_merge_two_regions(struct damon_target *t, damon_destroy_region(r, t); } -#ifdef CONFIG_DAMON_DEBUG_SANITY -static void damon_verify_merge_regions_of(struct damon_region *r) -{ - WARN_ONCE(r->nr_accesses != r->nr_accesses_bp / 10000, - "nr_accesses (%u) != nr_accesses_bp (%u)\n", - r->nr_accesses, r->nr_accesses_bp); -} -#else -static void damon_verify_merge_regions_of(struct damon_region *r) -{ -} -#endif - - /* * Merge adjacent regions having similar access frequencies * @@ -3148,7 +3134,6 @@ static void damon_merge_regions_of(struct damon_target *t, unsigned int thres, struct damon_region *r, *prev = NULL, *next; damon_for_each_region_safe(r, next, t) { - damon_verify_merge_regions_of(r); if (abs(r->nr_accesses - r->last_nr_accesses) > thres) r->age = 0; else if ((r->nr_accesses == 0) != (r->last_nr_accesses == 0)) -- 2.47.3