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 4F58B3ED132; Thu, 16 Apr 2026 17:35:57 +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=1776360957; cv=none; b=HHsm4QtITCduwvXxEho3z/Q8lxwhGhpEOIFfsP18ltKnZ3uFxNxf4dcQRUREQedoQIkhB1Tok1yGv+HKbu/bYun75mZWJ0UCYzQqzkHEo05ptfmYL+OnCF4JRUJ9rqlgbPGW4GIMdbXbAH47dLdKoWDMxF35q3LRXC99WOafI6A= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776360957; c=relaxed/simple; bh=EIx5+PmQa2niFbtXwVrSxp2CGvAuqlFZetkw9RuwCWs=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=kUP9uS15FIFWFg8/a4HathBDDFLgxnbOD6OIYm+ChHvrruwJZnyViA0mgX+Vm9l4zAEyY2guteB1asOcd0LF52wqq87XVQvBQdaYvpu+WHCWqBcMu8WZupgahpwwrjmjtPWogCMnIy0jRqgdYjyZ47JLqJu9jSx0yU6Vmza5UkA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ekjJldo7; 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="ekjJldo7" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6A5F5C2BCB5; Thu, 16 Apr 2026 17:35:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1776360957; bh=EIx5+PmQa2niFbtXwVrSxp2CGvAuqlFZetkw9RuwCWs=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=ekjJldo7kvgM+y2NSiD/Q0r3eoz9Z827a0NuNLaqVi3oDJYFt48TvwYZPb9UzTJLL hHPHxmedUPUF23kM44k9/mYZZlFkADOSpMxkcgu4H4zZbqBT/74m6nmcpWJ4Q6FKkc oigioKU0PBJsjWXAgvI7vJ7kOYSqlDta2vhpFe8jzaOjTLYgNeVMG60UjU96iqHOUS 6h/qUlg1M9QpQOhKHLiCj/U6kQAPnpbafDbGCkxnsEfuZVfpAz8hrzCKT7viHlsQaK U+GoKsTZFgexmQSz8LSvSBP2oD6U6v29u9cJuEBzhr7llVAvkoLdHQeeZSk8yamuW/ p6ZyMmFXQgsVQ== From: Jeff Layton Date: Thu, 16 Apr 2026 10:35:25 -0700 Subject: [PATCH v2 24/28] nfsd: add a fi_connectable flag to struct nfs4_file 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: 7bit Message-Id: <20260416-dir-deleg-v2-24-851426a550f6@kernel.org> References: <20260416-dir-deleg-v2-0-851426a550f6@kernel.org> In-Reply-To: <20260416-dir-deleg-v2-0-851426a550f6@kernel.org> To: Alexander Viro , Christian Brauner , Jan Kara , Chuck Lever , Alexander Aring , Steven Rostedt , Masami Hiramatsu , Mathieu Desnoyers , Jonathan Corbet , Shuah Khan , NeilBrown , Olga Kornievskaia , Dai Ngo , Tom Talpey , Trond Myklebust , Anna Schumaker , Amir Goldstein Cc: Calum Mackay , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-trace-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=EIx5+PmQa2niFbtXwVrSxp2CGvAuqlFZetkw9RuwCWs=; b=owEBbQKS/ZANAwAKAQAOaEEZVoIVAcsmYgBp4R3nfCp9rp6PaWVEKuLr6VaWBYljbpKRoWHpg 2BqbxzGAlqJAjMEAAEKAB0WIQRLwNeyRHGyoYTq9dMADmhBGVaCFQUCaeEd5wAKCRAADmhBGVaC FQtqD/9LSZse6DkbIZowTu2888+9PKTpj+TgsMSWg+qru2KnQpROYdkkWkvsXiFjE8FlewSTTEY vnfGkKJ8TUrY83HWZwThYZmVTFHhKf71fQSZ3bqkqfiD354GPGc1Yomwd5IRJuwbFlQ1plwSMcX s4uxdy+eyYG3aEAqhiRvCElRlNYW4tMmq3QzWzVAg6g1jEvDeG/aSyOyQYbpThWPBbZnJD89uvb MopCN8uii0Jtz0ZiUJlFNQ4itYN3kuJDKpheoyJHNIm0PNkTadi+jeWzDwuxf2bDapjj3jMGkyE qTcLTKHaVGKsQSrggoJ+8ToqrWT+/MIuIEbHn9RLtqtk6/xUPhSAb/BvPxF8BBdJ9+9Z60ZmNAX hKrD6endgrSt5YkERPz7Xifs5UHfgvVPBVXiaAs8LyWjcEEJOSykqJ4SjAWc2eILqlKzd6LMuTE 0EHQrwQfPNuX3ZlIh6/q5B5gfakO5o/38k/JvHWWJgfU9ne2Cux1e2k9jCiLEjwyMhzOyUYAjXf z4iCtkgiCoqa70aoalkxhxIx16p8Lh+dun6U/a9apnqWV3/q6HzgJDo24Yrms3l2+43WO/s1Fyp Nr/NWO/6OATAFc3nSNbCk8anflIqVrhbWAEGsV9px+j7qp5B+y7PAVXKJBiTsTkximDk3S8e4mW WWR108oBuFGrFHQ== 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 eba6da1072c0..5f848c9910b8 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -5166,6 +5166,7 @@ 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 570d66fc8297..caa3f5f78dc1 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; -- 2.53.0