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b=h74txumMZpI38qJ+8ds0UgfG76kuq4dBZvZsG8oRgWixjR2ioLpnk9v+4nwkRD6/u Xz/1eZvdTrwXEp4IMCyTg+Ggi1TtktKm8ks1QKoC9z991+u0bmNKeUBV4H9899SevI AvbqFRnI03L6MGvKzOOwd+oGm8Wl8BzFMqwDcAsJsGL1EmfNaZAlib9Jb6ss9RQc9Z 4jgwI3zptmWQHxcDStl4E6VnC8qxhFVemG0rk/VVMHifvZPrtr/7NMoWTn8LmwJZD2 fNC4kU9jX8zspaQJ5CiwwClmIXnyRx2e/jwfzE7t2PZNPW9Bfsh/hug1pgWx/QR4ue BJOlbYx5UQPLg== From: SJ Park To: Cc: SJ Park , damon@lists.linux.dev, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [RFC PATCH v1.1 02/11] samples/damon/mtier: do not stop first context for damon_start() failure Date: Sun, 5 Jul 2026 09:01:29 -0700 Message-ID: <20260705160142.97308-3-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260705160142.97308-1-sj@kernel.org> References: <20260705160142.97308-1-sj@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspam-User: X-Rspamd-Server: rspam08 X-Rspamd-Queue-Id: 77880A000B X-Stat-Signature: u6iqkdtppyzxxsn74ws8mmmjnf9ec1fi X-HE-Tag: 1783267313-235718 X-HE-Meta: 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 Md4VcRPs 79ONYg1qrcXUBadiX9/sT5NHhc7axVVdgvNXJ5Xqd3zHKGpjaI/hijF/J8giBXk7usLCASklHO8o7qcK4jlDJPQ0V19sUr8D5ChtzcoM70OIxdG9tTDfTC9aHUOoOUdSpeiC/ygNcNgMePvJiQ9zwf3UruFEx1NUTpkfpIKDpqPWzumkcSSW6HR78YhjkdDJ6Sa+4iZTXVv35n617vnErae+OTzClL2g5P2cziK2oriCiQ/HuPqYdNCxtzr9F73K91mLdO8f7bEMV1U11jEkKIHorqr57Ln9/z9CSht5grAaFErEolLIDbbJI3JCa0K5uP//imPK6nI2wSiYYDHWguDcw131TGnYEPYf/3SemyEJWzkvJ8ECn8QsaqA== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: damon_start() was able to fail while keeping the first context running. mtier hence stops the first context in the case. damon_start() is refactored to avoid that. The error handling is no longer necessary. Remove it. Signed-off-by: SJ Park --- samples/damon/mtier.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/samples/damon/mtier.c b/samples/damon/mtier.c index e567f4edd80ea..90881e8bd441f 100644 --- a/samples/damon/mtier.c +++ b/samples/damon/mtier.c @@ -193,8 +193,6 @@ static int damon_sample_mtier_start(void) if (!err) return 0; - if (damon_is_running(ctxs[0])) - damon_stop(ctxs, 1); damon_destroy_ctx(ctxs[0]); damon_destroy_ctx(ctxs[1]); return err; -- 2.47.3