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b=V5ZJUxpWz862HugfoX3aFjblmAT973RDwU1aVjQ/Q7JOJ19iIufweaC8WF5ef9w6x EXlmDtjp5nwROCpEyb1pmIEOxFPCIFm1f/Ml18c4ntIBh7FF7keFtZizhdxvPluorR Ih0C8Zn0dgWnCWf3zlpVzb2bGrZ8C7mDH+A5Lwrn6Wp1ngUtLm+nVUywYGi99B551o iUG8qjkKnRjUYvouHuXiLhfw1NlnoHynBxwOcpjNOmiKgSty9VtVHYz6raltLA07zS MvEKxcicnY28RVv+eiYgYJXY3qx69ZS7374EofmWivo+imw1wrVm4evap2Bxjfqzip KZXaPwLFE/veA== From: SJ Park To: Cc: SJ Park , damon@lists.linux.dev, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [RFC PATCH 11/11] samples/damon/prcl: do not stop DAMON for damon_call() failure Date: Sat, 4 Jul 2026 11:11:34 -0700 Message-ID: <20260704181135.132956-12-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260704181135.132956-1-sj@kernel.org> References: <20260704181135.132956-1-sj@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Stat-Signature: k4azm71f5h8bpyetfebc9qfogribwcei X-Rspamd-Queue-Id: CC5D140008 X-Rspam-User: X-Rspamd-Server: rspam07 X-HE-Tag: 1783188708-642364 X-HE-Meta: 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 jLEhIoId NvvzEZvItZvVEdA2umgeg1j/8lTNGTCumfQ5TJz4eLyTmTrbzxUU6PepFWfIslB5fdGyCMCv4woBgJMJZBbF9mmBx0sxQV1b+NNboiiUuu1mbJJBeIHR5KFw6UK4bsfKws0Fl662FnV2h8YJDHI+/bVPuN85h3k16p/Z3c/XCscIOauXze+4GXNc/14WGxCz/OJlvtHka4Q8qXUqP8/xHc69YFNDDbFwhRe/7Q+oVuIDmC4kYWEu+DpF/OUfLtFVcDBjPMwZwDpyq//tDDicd/tDyPQ7Soj1rXWNJyf65SaLUumVlI8aemJuEL37he2zsDrdthAqBbre33Q3Xi2rJyVDxnnUnnEFoqak0 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: damon_call() failure was causing the context to be stopped, but asynchronously by the kdamond thread. To handle the race, the caller had to stop the context. damon_call() is updated to do the stop on its own. Remove the damon_stop() call from the damon_call() error handling. Signed-off-by: SJ Park --- samples/damon/prcl.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/samples/damon/prcl.c b/samples/damon/prcl.c index edeae145c4a8a..842099bd62286 100644 --- a/samples/damon/prcl.c +++ b/samples/damon/prcl.c @@ -113,10 +113,8 @@ static int damon_sample_prcl_start(void) repeat_call_control.data = ctx; err = damon_call(ctx, &repeat_call_control); - if (err) { - damon_stop(&ctx, 1); + if (err) damon_destroy_ctx(ctx); - } return err; } -- 2.47.3