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b=F4IztOny+fn1C3EUh1pj9ARTeeD8TOf9NgKIVCaojvSByCCvki3xxfOrbkuouJxzl XHorGjFUUMs/o71G7GUlAEm2M1DAVPpg47dNVSiMLBvoZNU/5D1aBZtxVxILIm30kB 5mAThhUy+RjFprJ7rcR3XH/j2lUKwiNc9Fvn3mxf2Qi0uRLk5qpUtTW9Bam32otJ0r eqG2XxZNmvzLwnGxKLy0duXGxLU3zCk2EGkMjsb/kZwT3r9lHeKNC4Ezv/pYILS/2s rtdicMP3GtNeB02eOtUwNVKWbe2oh8Zubeuv7GaB57bD2fiUPqysv2doZ8UZlkcVfs k5A1f6ES8eVlQ== From: SeongJae Park To: Cc: SeongJae Park , Andrew Morton , damon@lists.linux.dev, kernel-team@meta.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [RFC v2 3/7] mm/damon/vaddr: implement eligible_report() Date: Sun, 27 Jul 2025 13:18:09 -0700 Message-Id: <20250727201813.53858-4-sj@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250727201813.53858-1-sj@kernel.org> References: <20250727201813.53858-1-sj@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspam-User: X-Rspamd-Queue-Id: 83A5540017 X-Rspamd-Server: rspam06 X-Stat-Signature: eqnc38k88cdk59prm738fnea3wbuhjso X-HE-Tag: 1753647502-537150 X-HE-Meta: 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 yDidVYP0 tKZcZS2mzFC0/GelnuWaAv097huy4W7wsKCnz X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Implement eligible_report() operation for vaddr operation set. It checks the eligibility of the report based on the pid of the report and the current monitoring target. Signed-off-by: SeongJae Park --- mm/damon/vaddr.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/mm/damon/vaddr.c b/mm/damon/vaddr.c index 87e825349bdf..a80cd34e5232 100644 --- a/mm/damon/vaddr.c +++ b/mm/damon/vaddr.c @@ -792,6 +792,12 @@ static int damos_va_migrate_pte_entry(pte_t *pte, unsigned long addr, return 0; } +static bool damon_va_eligible_report(struct damon_access_report *report, + struct damon_target *t) +{ + return report->pid == t->pid; +} + /* * Functions for the target validity check and cleanup */ @@ -954,6 +960,7 @@ static int __init damon_va_initcall(void) .update = damon_va_update, .prepare_access_checks = damon_va_prepare_access_checks, .check_accesses = damon_va_check_accesses, + .eligible_report = damon_va_eligible_report, .target_valid = damon_va_target_valid, .cleanup_target = damon_va_cleanup_target, .cleanup = NULL, -- 2.39.5