From nobody Tue Oct 7 22:35:59 2025 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 67DAC2C0313; Sun, 6 Jul 2025 20:00:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751832039; cv=none; b=cerdTo9fg7rxh5JKnTeCviXUUsgJ+W3E5AC6yOpuOdlY9YR7O1lgkcDJfQNZxMZWa+T/p6QsDgnhrfwgqWFBPI8Gw58apvJ/tUBO2ZTnkTbl+kDojESq8EHl+tHS68RT7Z9B2ELttDFDXDZxKRrlW8q/Q823345CH2BhUPMF/ls= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751832039; c=relaxed/simple; bh=WTjz/K1GFNo9usAZWWENvLqqlSxu80QiYvWGup6Il+g=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=kWXmURVnAmmdSwMMWESiMECaAc/s/2JbjTZ1z5hNSyjnlhV4QUms6JFpDDNHIXoVGTWvDKmkIGKIBbpkF0P76zZ/XsiVAnNJA6ArV9TwRdi5gdtmyzGe/Bo18/PM7M/OCwy33oTOp3dB6hXvzd4+cBCcbtvkhrugm77FoEMHG9Q= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=dQaNYsc6; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="dQaNYsc6" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B7282C4CEED; Sun, 6 Jul 2025 20:00:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1751832038; bh=WTjz/K1GFNo9usAZWWENvLqqlSxu80QiYvWGup6Il+g=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=dQaNYsc6fn3ngQRZ2jaLffrLZywSHmBXYS3OohecqNN3vWUf8ZKMZpqQ8coi89zmQ /GpY5J0YP8pIrQKow8qetlZdLd0tNhWKQr6bnFR3NqVQa+tfD7GZDGRpiAVTT6HNyd 8LSjoIGlIZl1Ktih9elHJEtYs2TaK7Si5AjVBMDfOZDXQPeuln8EczlBS3FFOQl+y3 ykPOJReVPPjm62z+0RVmN9xEdVmZgwh8SZ6lHVgV24J+EujHKnYeki+WyHewumYmVu H9W53690nPfXue1vVtr/0iiC0UHsBIuCd/lZVY/f5TdzRT9Inl1twtQWZ/NTCxgQv/ E0Laeu9dPzZBw== 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 PATCH 13/14] mm/damon/sysfs: remove damon_sysfs_before_terminate() Date: Sun, 6 Jul 2025 13:00:17 -0700 Message-Id: <20250706200018.42704-14-sj@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250706200018.42704-1-sj@kernel.org> References: <20250706200018.42704-1-sj@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" DAMON core layer does target cleanup on its own. Remove duplicated and unnecessarily selective cleanup attempts in DAMON sysfs interface. Signed-off-by: SeongJae Park --- mm/damon/sysfs.c | 12 ------------ 1 file changed, 12 deletions(-) diff --git a/mm/damon/sysfs.c b/mm/damon/sysfs.c index b0f7c60d655a..cce2c8a296e2 100644 --- a/mm/damon/sysfs.c +++ b/mm/damon/sysfs.c @@ -1361,17 +1361,6 @@ static int damon_sysfs_add_targets(struct damon_ctx = *ctx, return 0; } =20 -static void damon_sysfs_before_terminate(struct damon_ctx *ctx) -{ - struct damon_target *t, *next; - - if (!damon_target_has_pid(ctx)) - return; - - damon_for_each_target_safe(t, next, ctx) - damon_destroy_target(t, ctx); -} - /* * damon_sysfs_upd_schemes_stats() - Update schemes stats sysfs files. * @data: The kobject wrapper that associated to the kdamond thread. @@ -1516,7 +1505,6 @@ static struct damon_ctx *damon_sysfs_build_ctx( return ERR_PTR(err); } =20 - ctx->callback.before_terminate =3D damon_sysfs_before_terminate; return ctx; } =20 --=20 2.39.5