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 6146C38737A; Fri, 22 May 2026 19:43:05 +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=1779478990; cv=none; b=lFO0/ihtEfPI8RgVbpjB4iyNjcPE9X8p4rzKUHKh0lbk9fgNen2DuZCku/Q4HE9jSYGh898FbVtBTF2d/L0JEK1pNc7ikpAEqhQlsvay+VpJufvfQYfUl6ipKHgGmx6BDyjoQ/tq9pmPIF7+Pe5QHMZKQqT+h9ZVNZtfKnR96RI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779478990; c=relaxed/simple; bh=KtpHxWDfDdHjB8yg9KaoXFiwQCWhWzizamvNaqnAIjw=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=NqxzzFPLU8DS0w4eW3rzDnxRHQNGwstRw2RwcaSqb2xdF+ykoG8w1FEp9c/oOFb8K+s5yT76skGEWAPXAZWOXOXNK34FymFdPeptbBI98ldwiN154S1l6QyVUccYFt5rma/LMVwG1CemWbP6UwypMWLqvIRDZYXjnkUNGiZNzis= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=MSJ2viWm; 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="MSJ2viWm" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 53ABA1F00ADF; Fri, 22 May 2026 19:43:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1779478983; bh=GXO6t0Kw2P03u5JqorR0nwll/zm6VVQnFtRlVoi4ApY=; h=From:Date:Subject:References:In-Reply-To:To:Cc; b=MSJ2viWmkCY8qiuDTC6zJ3WUMQl00zxO6AmXyck7f5/h3+ktXEmo10Hw+p4PPoMKF KcpgU8D1GmzXfBOieKuHgzeceHVus0hCy7KwLoSvHtLy1jOF0WVbQUUueQMKlyRYG+ 6u/zfsJdGSrJ/t7LC2/TuhejcBBWwzgUn+oV6woXG2UUFjdqpThuerJAIn/oHzsLeg 4JGKpup6/RxvSbU3N0B5rtMgrgJCFSe2rjj4kU6R4Z6ZkgSyDfhhKfACC3nxaJoWmT rGdsqnVi2hiPH2+JMSg8ujCQWf8gNNS50BJvttIfaUTFmBWrNY/A2bmDZ0RXl4cMM+ p22N3lGMm+MYw== From: Jeff Layton Date: Fri, 22 May 2026 15:42:22 -0400 Subject: [PATCH v5 17/21] nfsd: add a fi_connectable flag to struct nfs4_file Precedence: bulk X-Mailing-List: linux-doc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260522-dir-deleg-v5-17-542cddfad576@kernel.org> References: <20260522-dir-deleg-v5-0-542cddfad576@kernel.org> In-Reply-To: <20260522-dir-deleg-v5-0-542cddfad576@kernel.org> To: Chuck Lever , NeilBrown , Olga Kornievskaia , Dai Ngo , Tom Talpey , Trond Myklebust , Anna Schumaker , Jonathan Corbet , Shuah Khan Cc: Steven Rostedt , Alexander Aring , Amir Goldstein , Jan Kara , Alexander Viro , Christian Brauner , Calum Mackay , linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, linux-nfs@vger.kernel.org, Jeff Layton X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=1426; i=jlayton@kernel.org; h=from:subject:message-id; bh=KtpHxWDfDdHjB8yg9KaoXFiwQCWhWzizamvNaqnAIjw=; b=owEBbQKS/ZANAwAKAQAOaEEZVoIVAcsmYgBqELGiTX7+aehkfOlex+4fvb/Og5XfaEs2qRN6E eamJk3CKrSJAjMEAAEKAB0WIQRLwNeyRHGyoYTq9dMADmhBGVaCFQUCahCxogAKCRAADmhBGVaC FTZJD/0VhXEe6Hv5QHGaTWD6YUWs5UqMdlErsC7zVbRR+tUwc1VstYei0ZMuhujiCNIpPNqAJH4 jz0ZKDwAwgQPL7pcwsh3KxPpmkZxDO2M7Ovp8DJp9o5XRu0Ugr1r5nsXY2hb5QwOKTv2PcIUQfa 3+v8Eg7ZVznmQ40COcdBlEREgJlBAEKir2WwIqSANGwYOD4W2FFkQE9E3Av7r/iBfzK908efgw3 owf7KTpu9bswIx0VrU/y/sHLEVBFe+0QI/MjL1lIhA3c6zLnQAvXdNAM7+LfD69vFpQQvO3dY4e gMS4a8rnDHwTcjXYQHldCOLObSRVCQyYT6dIV6RsuYjKuxfHdZgjoyGuTX0cl/HZ61XMb0oU3fI UgZ5xtqFtKbYubas6Czy8izu986wKCaoNCxopsklyp3/26TtW5S5IuOjMFYD5UPrvZ775Kim16F t69zIWDc+Ra7CrAO4JIPSaHtq01MiC8e01EZmc4miuCKb0/688Xx3689257HyGavwHWfjxHJPQs 3nHeQ0y7wI/v3ZplYonMB6r7OWALm4/MCKnCe3Mc1qXY3v9nWq/lU6En66kflhd1QTkwnHfUWAg IuBIaUqbSmfq+oNH4VOcFPdRPtheMMAdrzgELa8pYqnmYF/CoZ1pf79RyLr2r7TE7ZosauqN2Ov WmJfM0g2OmNLmCw== X-Developer-Key: i=jlayton@kernel.org; a=openpgp; fpr=4BC0D7B24471B2A184EAF5D3000E684119568215 When encoding a filehandle for a CB_NOTIFY, there is no svc_export available, but the server needs to know whether to encode a connectable filehandle. Add a flag to the nfs4_file that tells whether the svc_export under which a directory delegation was acquired has subtree checking enabled, in which case it needs connectable filehandles. Signed-off-by: Jeff Layton --- fs/nfsd/nfs4state.c | 1 + fs/nfsd/state.h | 1 + 2 files changed, 2 insertions(+) diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index e00b4463c89d..eed997d1c88f 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -5179,6 +5179,7 @@ static void nfsd4_file_init(const struct svc_fh *fh, struct nfs4_file *fp) memset(fp->fi_access, 0, sizeof(fp->fi_access)); fp->fi_aliased = false; fp->fi_inode = d_inode(fh->fh_dentry); + fp->fi_connectable = !(fh->fh_export->ex_flags & NFSEXP_NOSUBTREECHECK); #ifdef CONFIG_NFSD_PNFS INIT_LIST_HEAD(&fp->fi_lo_states); atomic_set(&fp->fi_lo_recalls, 0); diff --git a/fs/nfsd/state.h b/fs/nfsd/state.h index e85cce4f8bc5..56008234b700 100644 --- a/fs/nfsd/state.h +++ b/fs/nfsd/state.h @@ -747,6 +747,7 @@ struct nfs4_file { int fi_delegees; struct knfsd_fh fi_fhandle; bool fi_had_conflict; + bool fi_connectable; #ifdef CONFIG_NFSD_PNFS struct list_head fi_lo_states; atomic_t fi_lo_recalls; -- 2.54.0