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b=g6uQQOD2abNdpVUmW4Q//rXdEFonp+j3IZcE3TB5fO8ayGwXXurfopmhSyOgBNBBk C6JzjYvS6WKLgYB0jh3MY8ouVimSz2x5kktY81Eiu5Njdm9jh7EKHVVEJWi1VVh3Xf LN2pL77fjVgj6l1zOb4DCSE9UlCae/NGW7udXKbzzSZCHUxCBsi3/qDJztXHHrjB50 ZmJXsNWO547J0jHYn9lVyD+1dQr5j0McfcUH52Zj8+aygnhWa6zscFFiFM1/Hg9Nii +mqIYvaRYw6+lxcZtVll+yCUspxlpxoaqzolYZ3gC2snoE5r1wXprb4Goz4PjvVi/O RaDpl16libW9Q== From: SJ Park To: Cc: SJ Park , Andrew Morton , damon@lists.linux.dev, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [RFC PATCH v1.3 03/19] mm/damon/paddr: set samples in apply_probes() if requested Date: Thu, 9 Jul 2026 17:23:29 -0700 Message-ID: <20260710002349.111414-4-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260710002349.111414-1-sj@kernel.org> References: <20260710002349.111414-1-sj@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspam-User: X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: 71033140007 X-Stat-Signature: 3neo17h6g7cko1dbig44pzfspmp9rxzi X-HE-Tag: 1783643040-462858 X-HE-Meta: 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 1kcsJer6 xjoeeGA5nhcLs9dkzF0YtkQ3iMGEAjN5Nsugq00W9TJ1yPzuhJWlMwCSyMUDl0TfGDz3FUItXgQMRCKng8rEenVfrJ5Xk2Q/mkRohYdAw5zuDgFKKX5lU4vEFJN/O5N40/Y8LfhkXolJ9v4KCq8fJWMXhEswI8gK++/Gv2SL922DpsOVS1qQWia1wTFSs7r9FbCW9DfG4IUHafgaLpHUMQ3yUL/R9newMx8zvLqj4AnmQEZvnfINXXBj60AMobXUXNqP6F4V6kwsEjm+JgwonL5aR+w== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: apply_probe() callback implementation in DAMON_PADDR is ignoring set_samples parameter. Respect it. Signed-off-by: SJ Park --- mm/damon/paddr.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/mm/damon/paddr.c b/mm/damon/paddr.c index b13bf7c6eade3..ff4fcca949660 100644 --- a/mm/damon/paddr.c +++ b/mm/damon/paddr.c @@ -178,6 +178,10 @@ static void damon_pa_apply_probes(struct damon_ctx *ctx, bool set_samples) phys_addr_t pa; struct folio *folio; + if (set_samples) + r->sampling_addr = damon_rand(ctx, r->ar.start, + r->ar.end); + pa = damon_pa_phys_addr(r->sampling_addr, ctx->addr_unit); folio = damon_get_folio(PHYS_PFN(pa)); -- 2.47.3