From nobody Thu Sep 11 01:48:08 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 AB888334379; Wed, 10 Sep 2025 14:37:23 +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=1757515043; cv=none; b=S98zORo53TaZKC8EQIlT32Im3fIN63OoVbWQykkiVCDWSYv7zJ5SDvAnUkRL4LtxZePSYubEZevGZRYCTTlYhn5rRPxwo+psGy6IdLOogbHkOsyeGsNOcckLRoPgBLv2eFONjyzEt7WMT24FgWyoSI9bGV1jI4CiBcikYnBN5AE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757515043; c=relaxed/simple; bh=hlPdSkw0/u4fF427i2FMAlYZXzvrtzVNFa+EeyOD1Bk=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=TeBPlimcRFi0c5x4cHRcVLBvXDNo/BBobtPDdqvt1Whu6eg5lo2i7JknewU/YPe1Aqa8udIIvODl2ldTiWe3Coy1SAbj96OEvw3EdP+jt53w9Lr9Gcdn2YLvbTXmwuFANy+Ew2RjL/c6lZuGTLt9UaPax8f/UUqZNEoBlSYnuGk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Y9QziZBd; 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="Y9QziZBd" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B44E2C4CEEB; Wed, 10 Sep 2025 14:37:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1757515043; bh=hlPdSkw0/u4fF427i2FMAlYZXzvrtzVNFa+EeyOD1Bk=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=Y9QziZBd0Xfzc0k/r5hAFGohisjw14iJaQyLCxbG5+1s/fTXCFtLFrLkkSq/eTlX5 O8p1ntOjYorqNP/nX8D96b7puZvl/zp+aOknGEY8LFIGuw7WKeV/kB2UcfW/neieYF sY27AFZhq7pTCwQTSQRbqWcEwaDYAXuavdYjed5c0nu/stMgUtOZhS/rR3o1a8T+dp EtcvePxTOhVaXUE7F/BfWmGfZ5QcQMerTkv0rLWHC6jKoRi3a8Ir6SWM1XqfW3OECo 3WG+YdVlHw1eUVW7XQiXssh53X7Z2MCBjy6YeE6b8v1MnQrRgtEyMzOlLNqn/l7CoL ocXG37wpvE+/g== From: Christian Brauner Date: Wed, 10 Sep 2025 16:36:48 +0200 Subject: [PATCH 03/32] block: use extensible_ioctl_valid() Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250910-work-namespace-v1-3-4dd56e7359d8@kernel.org> References: <20250910-work-namespace-v1-0-4dd56e7359d8@kernel.org> In-Reply-To: <20250910-work-namespace-v1-0-4dd56e7359d8@kernel.org> To: Jan Kara , Amir Goldstein , linux-fsdevel@vger.kernel.org Cc: Josef Bacik , Jeff Layton , Mike Yuan , =?utf-8?q?Zbigniew_J=C4=99drzejewski-Szmek?= , Lennart Poettering , Daan De Meyer , Aleksa Sarai , Alexander Viro , Jens Axboe , Tejun Heo , Johannes Weiner , =?utf-8?q?Michal_Koutn=C3=BD?= , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Simon Horman , Chuck Lever , linux-nfs@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, cgroups@vger.kernel.org, netdev@vger.kernel.org, Christian Brauner X-Mailer: b4 0.14.3-dev-385fa X-Developer-Signature: v=1; a=openpgp-sha256; l=1199; i=brauner@kernel.org; h=from:subject:message-id; bh=hlPdSkw0/u4fF427i2FMAlYZXzvrtzVNFa+EeyOD1Bk=; b=owGbwMvMwCU28Zj0gdSKO4sYT6slMWQc7GVnSFA6qy+kdChh/aztN45MnV18JMfglArXv9Llq dvYtxRe6yhlYRDjYpAVU2RxaDcJl1vOU7HZKFMDZg4rE9gQLk4BmMjTdQz/q7+z7Gab/uWn4s45 2bKdB1M1nC8E8yVOFe/7/2iNeaGWDiND+/W3R+zcPizMLtrO4b56+4Y/DDzLp5YWmvPaHZBmiOF jBAA= X-Developer-Key: i=brauner@kernel.org; a=openpgp; fpr=4880B8C9BD0E5106FC070F4F7B3C391EFEA93624 Use the new extensible_ioctl_valid() helper which is equivalent to what is done here. Signed-off-by: Christian Brauner Reviewed-by: Jan Kara Reviewed-by: Jens Axboe --- block/blk-integrity.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/block/blk-integrity.c b/block/blk-integrity.c index 056b8948369d..609d75d6a39b 100644 --- a/block/blk-integrity.c +++ b/block/blk-integrity.c @@ -58,16 +58,14 @@ int blk_rq_count_integrity_sg(struct request_queue *q, = struct bio *bio) int blk_get_meta_cap(struct block_device *bdev, unsigned int cmd, struct logical_block_metadata_cap __user *argp) { - struct blk_integrity *bi =3D blk_get_integrity(bdev->bd_disk); + struct blk_integrity *bi; struct logical_block_metadata_cap meta_cap =3D {}; size_t usize =3D _IOC_SIZE(cmd); =20 - if (_IOC_DIR(cmd) !=3D _IOC_DIR(FS_IOC_GETLBMD_CAP) || - _IOC_TYPE(cmd) !=3D _IOC_TYPE(FS_IOC_GETLBMD_CAP) || - _IOC_NR(cmd) !=3D _IOC_NR(FS_IOC_GETLBMD_CAP) || - _IOC_SIZE(cmd) < LBMD_SIZE_VER0) + if (extensible_ioctl_valid(cmd, FS_IOC_GETLBMD_CAP, LBMD_SIZE_VER0)) return -ENOIOCTLCMD; =20 + bi =3D blk_get_integrity(bdev->bd_disk); if (!bi) goto out; =20 --=20 2.47.3