From mboxrd@z Thu Jan 1 00:00:00 1970 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 026353382F7; Wed, 11 Mar 2026 21:56:34 +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=1773266197; cv=none; b=EKwRvC8Lkd/F7w+oGezB3fsEWEEMiE6ilOSR9dg3Ftm+s4Z/IQzWBz4aZcRvjBHt0oZiJTqz5Sh2ai+eBtEkw9jxzFp7U6HgGY+h02XLAzqO8866UWD1bLBMnnLRqbcTlu7JzGhMMjlmydsGSx+fo432jxnVkvzVut+TO8rdrl0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773266197; c=relaxed/simple; bh=mTnIonLZYMjXHvkplxKLW57Mj6daBEBoDy+9bwPX4hU=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=UbdoOplns/JjsRKY3zfTcStxtKEZHC79zABgQUFrFHNIb8EFELyLKMMD8s3aTGAOrj8FrKR0yB1VHiJ6+6J+A7v6gqpADDB5QAHQpqwBPfq1noAFW2MGG7abH1OMzC5lbbGc4NBpA0ITXGK9OKYORfyIbYcVFqFENeKLu5jtmVM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=eXZM/JSY; 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="eXZM/JSY" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 96FDFC4CEF7; Wed, 11 Mar 2026 21:56:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1773266194; bh=mTnIonLZYMjXHvkplxKLW57Mj6daBEBoDy+9bwPX4hU=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=eXZM/JSY2ts0xm1eJPI7BqangtZR1Y/4o5RysaRXL09Y7a4IHos3H0ylY0WIFAyhV 08isPlgNxorrz5r+wFLnvZ/BtLuB48RfB1xhv0F+NWrU2DZ8Ky4t+zS9Grq4wz53Cu 0YJURVpmBwNLfMAX5/jRZCymyDv27rnpXn1+S8hWSZihpM4dbkC8ie2kFiXiZd1ZS0 YMoSVGKwqMwssYZoGRFjLKmi821eNEF+ja7va6f0uiaeHXd8Ma6Wd1tjhi3/mdSOVP gWU4lMRMV2RGmecVQBFxGz3PLvjImYsoRug/rYK1Jy8MZqdpucx/mgduTdSunvXPU6 F37YP6QaPTH8g== From: Christian Brauner Date: Wed, 11 Mar 2026 22:43:52 +0100 Subject: [PATCH RFC v3 09/26] scsi: target: use scoped_with_init_fs() for APTPL metadata Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Message-Id: <20260311-work-kthread-nullfs-v3-9-3dd2cbe92ad0@kernel.org> References: <20260311-work-kthread-nullfs-v3-0-3dd2cbe92ad0@kernel.org> In-Reply-To: <20260311-work-kthread-nullfs-v3-0-3dd2cbe92ad0@kernel.org> To: linux-fsdevel@vger.kernel.org Cc: Linus Torvalds , linux-kernel@vger.kernel.org, Alexander Viro , Jens Axboe , Jan Kara , Tejun Heo , Jann Horn , Christian Brauner X-Mailer: b4 0.15-dev-9fd7c X-Developer-Signature: v=1; a=openpgp-sha256; l=1199; i=brauner@kernel.org; h=from:subject:message-id; bh=mTnIonLZYMjXHvkplxKLW57Mj6daBEBoDy+9bwPX4hU=; b=owGbwMvMwCU28Zj0gdSKO4sYT6slMWRufPKj8Ux107V/2c9ucTJmSfcYCx1rCI3dxuHLUMHoa G97qku4o5SFQYyLQVZMkcWh3SRcbjlPxWajTA2YOaxMIEMYuDgFYCLBxowMT+Vkvh3fWndK74f8 G8eG6LqrTM3KPlsfbRLdXZfy3YZ7CcM/HTHrCMmJCWxFu1Yd3l59PpK3UJQjuuzLo8zyw4uUGhU 4AQ== X-Developer-Key: i=brauner@kernel.org; a=openpgp; fpr=4880B8C9BD0E5106FC070F4F7B3C391EFEA93624 Use scoped_with_init_fs() to temporarily override current->fs for the filp_open() call in __core_scsi3_write_aptpl_to_file() so the path lookup happens in init's filesystem context. __core_scsi3_write_aptpl_to_file() ← core_scsi3_update_and_write_aptpl() ← PR command handlers ← target_queued_submit_work() ← kworker Signed-off-by: Christian Brauner --- drivers/target/target_core_pr.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/target/target_core_pr.c b/drivers/target/target_core_pr.c index f88e63aefcd8..2a030f119b24 100644 --- a/drivers/target/target_core_pr.c +++ b/drivers/target/target_core_pr.c @@ -18,6 +18,7 @@ #include #include #include +#include #include #include @@ -1969,7 +1970,8 @@ static int __core_scsi3_write_aptpl_to_file( if (!path) return -ENOMEM; - file = filp_open(path, flags, 0600); + scoped_with_init_fs() + file = filp_open(path, flags, 0600); if (IS_ERR(file)) { pr_err("filp_open(%s) for APTPL metadata" " failed\n", path); -- 2.47.3