From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 857AE3BB101; Sun, 28 Jun 2026 22:01:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782684089; cv=none; b=WGLeZd31kFCwPy9eHUTx7rxlF4oZomQ14Go8zIaAmXYvsX06zX5mxNIOqI8vxJJhPMORgSgi8pGrbBWyTSlLdO+CZr6kLRN+uU/+iBKol09jod3vW+zg6BoWY9KwTA86FO3hinhBdahSS3p8unVij8Sy9B9eGSWfeKLBaT7lJKM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782684089; c=relaxed/simple; bh=upBJyS39RUWr55j3xKjAXP/03ORkazJllrduqbcwjw0=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=pSpHQhHdlyCVf3kxzYHFcVb6Mw26OTHaGhczsL0qTMTtWwzs5Q3yXN3qhhx1IYfAUnEIMKqyE6ddSKA2/cC7m/VyzpFrzOIWWpAbjx7lKC45Y+wWHYA2dSgJh3McrMSxReDApQLoASJ6xhSHf+G+NXPvK0rstmCRNknl8Ej/las= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Jw+6fece; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Jw+6fece" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 066BB1F00AC4; Sun, 28 Jun 2026 22:01:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1782684087; bh=W+pjXniz5l+DZFZ2966T8l+kNK7vBr6GhD9WdjD8DN0=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=Jw+6fecewll4uo6ixbSS6RkYQ9bZBwzVt/+bYC6XImXkbcSEoB3JL4YSSMj2ZAtYp bvL0UMqy+Xcy+SBSMuILBkba++Ki129enoePrcGAxAvcZkPiV3xkWUmlBd2S6Pyrql 2ZFjaVePg4+YUOQoOc7kLyyY/PtgMRgjbFVxmo/ksMaysMcHJjAqGW9yjEvWnSIC13 aUFpUvbiKlcFthRYpI4prcQ3vCnO1JELTsulfXnbBRnEzcqXgGU223a935i2WqKE5b qa08dROb9GhH+Gw4fioo13klEc9sXJxB/H4onGjDcUNTQDHiNtApYVITufgXZGXDvp zb78odzYuF2cA== From: SJ Park To: Andrew Morton Cc: SJ Park , "# 6 . 3 . x" , damon@lists.linux.dev, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 05/11] mm/damon/sysfs-schemes: kobject_del() scheme filter dirs Date: Sun, 28 Jun 2026 15:01:14 -0700 Message-ID: <20260628220121.97360-6-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260628220121.97360-1-sj@kernel.org> References: <20260628220121.97360-1-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: 8bit On CONFIG_DEBUG_KOBJECT_RELEASE enabled kernel, lack of kobject_del() could cause directories creation failures due to the name conflicts. Fix those issues for scheme filter directories by adding kobject_del() calls. Fixes: 472e2b70eda6 ("mm/damon/sysfs-schemes: connect filter directory and filters directory") Cc: # 6.3.x Signed-off-by: SJ Park --- mm/damon/sysfs-schemes.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/mm/damon/sysfs-schemes.c b/mm/damon/sysfs-schemes.c index 9eb28fe77b5b0..e955fb916a7e2 100644 --- a/mm/damon/sysfs-schemes.c +++ b/mm/damon/sysfs-schemes.c @@ -912,8 +912,10 @@ static void damon_sysfs_scheme_filters_rm_dirs( struct damon_sysfs_scheme_filter **filters_arr = filters->filters_arr; int i; - for (i = 0; i < filters->nr; i++) + for (i = 0; i < filters->nr; i++) { + kobject_del(&filters_arr[i]->kobj); kobject_put(&filters_arr[i]->kobj); + } filters->nr = 0; kfree(filters_arr); filters->filters_arr = NULL; -- 2.47.3