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b=GQAI4ROAjA71sUSmR/akrtuf+fPsxQHduGEIUvugrwRgbjiakZj9NZmgqslxjmNZz ZgK0N/6FbFl04/fLaOweJN7VEy96aos6B3ZtYqI0htRhbNvE2Pfrbdc7ynOdjw7Llp OBur9DnwZ/fD5X6im47r2Gb2+D/gHgGcP7lWEm2dW9efDlAY+Yvv8KXegFBfWYrg0x qMtBJHBD7tvCBP6nVHczC8SnHjLpGpYg7Bd9qFSvneyhLzKscxrx/zPHFERpNY5FRQ 61F0PjPy0ePsyXAQ8nrS1TBpbRyxBhagUKeepAu6mLNuto+C2JcUvQr1QGUo/KAMT6 pWDwlkvCc5AwA== 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 03/16] mm/damon/paddr: set samples in apply_probes() if requested Date: Sun, 5 Jul 2026 13:57:25 -0700 Message-ID: <20260705205743.98656-4-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260705205743.98656-1-sj@kernel.org> References: <20260705205743.98656-1-sj@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspam-User: X-Rspamd-Server: rspam08 X-Rspamd-Queue-Id: EA9EE20002 X-Stat-Signature: cdfxtimbw5pypzq5j1xwytwxfkskuzaq X-HE-Tag: 1783285074-573119 X-HE-Meta: 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 RDSzCEId HfHIob3F+ocET4P2XZMctVlvH9iGByoYdVtAdVtSAJDZP4/7e5LyQ+p0Ix3XCJuy+HOjIXJ+ptQmt5jCzoNXExLqoNvusmyx2KvHHmwub1Ij7JbaiPNUTPfDwy34CE5l2n0QCAN6h+2Am1E7I+8LlUtXZaZ4KE2VAOpnrpMvHX1udEBAVUql2fNttOAkSY1ZDCx2ssSpoUY5jvCPaFTlMoHZyqLAxaufStflwSiyLSfh9+PYGnCWD9i+fUOSOW9921e7XzeYoEdbPuTFaHy4UPSc/kg== 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