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b=Kn+mcbgwp2zvPHW+COUjmO1ihT1Ei7R32zOzj7EohG69YDOQBWD0vzPjMOxRUG5fk iePqk9X9/xucR5VPmeluUrkabQMt439s2Av1cWD9VqAwoxWB0povfkqhF5GqnO4HKW 95SkKCGrPNLXtuvlMmC05ZRBDEZsIJj1GfogUEiLve8NVJXW+Mv4i3tAV6ZlHltEE8 rzRK7XB+pfnjOVpnE9xMbbPzJ5VGoW6TDjuhCQkIpRiWBj3vYfPTXzLsyALzK7yn1S RX4dh7lR4wyzjJFce7tBXyn5pIQE6R+hRRhqg/bjSe0blNn5sph/TirM6xVuwoPxkl gqCB8j8Y9sEHQ== 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 v1.2 03/19] mm/damon/paddr: set samples in apply_probes() if requested Date: Thu, 9 Jul 2026 07:05:41 -0700 Message-ID: <20260709140600.90950-4-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260709140600.90950-1-sj@kernel.org> References: <20260709140600.90950-1-sj@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Stat-Signature: 4axuj4cdc5wmqhn9koiiz4hf485d35tn X-Rspamd-Queue-Id: C6302C000D X-Rspam-User: X-Rspamd-Server: rspam07 X-HE-Tag: 1783605965-786966 X-HE-Meta: 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 TS1Md1PX +mdGxFBfNW1Xi2FRZJdERyQF1LPftu/eCm5encuBYo4E7a5OMsGAjQyFrRsoMpzokmj3VzkDxbFLgKR+XAmD1aPKFoCFUvUaQ+KcpOuYOBvh5b/alMfo8TXKtkkSIpYh2V4b69li0qhFCxnH+9h2rszOg9b+WxWCSrzxu+A/YDYNBroUozIh45t9wiwMj/EiYkGUcYLTLmOB6gdfIxMWRvi7Z9tzP0fHeWf26HthVDTOShEIEcbuu/AKYwWd5UCWrCFe9ZnTmLIN5z0VkFeAScgtE6Q== 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