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 DC4183B7B68; Tue, 28 Apr 2026 07:12:13 +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=1777360333; cv=none; b=q2HcZEm4F28gHOqSYqpMT8ZqqlRxY6GQi7vDBLao5maAF+8KW0URIuwADdn7se7UVsiEzd/kJRBoMDOL3iSsEBRoA8r46fQssSxh56ani3pKQYNbv1JB9hA99sOBfR5hT97mHUUhgfWSdlbmxpxQRx1qa9FeyydGFK6xbbCv3yw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777360333; c=relaxed/simple; bh=BmwaOojEgulUgvkQB2FtzNLN4OZvTiJYgZ4cG/A/lYs=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=S502tcs+/YrmOqSdgOwpOAs9ffGZRV0ZCruHg/ZKqCXk9gLDEBMhEHLYUF5xrO47s+MEz4zzxk6nz7Ca9wmnTedqomcN+bvt/+LWrT7WfWgKI6uEa3ESlHABAGnVCS/oDIuUV0B1a1dzP8Jzzu4/q0nt1+MojL3CAwDhYRCHO8U= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=YTkPXJls; 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="YTkPXJls" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1F73AC2BCB5; Tue, 28 Apr 2026 07:12:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1777360333; bh=BmwaOojEgulUgvkQB2FtzNLN4OZvTiJYgZ4cG/A/lYs=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=YTkPXJlsEYp0fZJFhZHzkne/NWc5D2JmQ9vqfGgRgYlsaAppsJEoqlzUVbJpLJY17 cxdwSxURWoRpKdXAP28jsgFq+6sjJOe2WzYD5JIgz00o440HY7stNRcyZKQoL4SgDg 7h36CVAgJK1yaBtjBlLOlkl98TnJN4v2SB14u+harGRIeP/xaIUO8hqOsaefM6mrC6 3r2pNEHWL3WUeplFcBzinwb9oL2gcHStNkpo0HgoULFmXerVnFHbZuhy/7Vla2q0Oe Nm6+9uuC+RGIIbt6F6h0MaA9oF/XPCtL3i4++KRnUKG9xzGBjljMqX6uIUF6bmq12a nkD4YiyAolQ/g== From: Jeff Layton Date: Tue, 28 Apr 2026 08:10:08 +0100 Subject: [PATCH v3 24/28] nfsd: add a fi_connectable flag to struct nfs4_file Precedence: bulk X-Mailing-List: linux-trace-kernel@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: <20260428-dir-deleg-v3-24-5a0780ba9def@kernel.org> References: <20260428-dir-deleg-v3-0-5a0780ba9def@kernel.org> In-Reply-To: <20260428-dir-deleg-v3-0-5a0780ba9def@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=BmwaOojEgulUgvkQB2FtzNLN4OZvTiJYgZ4cG/A/lYs=; b=owEBbQKS/ZANAwAKAQAOaEEZVoIVAcsmYgBp8F1UYzTvpenu/Jo12jsGOoRihwUud8xyef7OB ekwcM9smHyJAjMEAAEKAB0WIQRLwNeyRHGyoYTq9dMADmhBGVaCFQUCafBdVAAKCRAADmhBGVaC Fe89EACItI37Mrdh+sGu3jHLt3VA1e9nWx/BkoxrXT7Bmcgqky/o1YejxGuMwXoo68cbLc2edtu GWUXcN6CcCitCC8+RexodQl38h1jvxnwxnsYx7Crc3EE7CPRnRMrNtLyrXtOGkmCNG2CW3ahxx9 51oKencnd4Tt+ZoVxgUzkLO0CPvPfuPWXXEgcBYw2KvdzlOJfYnJhuJXsg2G8RWGIuASKUc2dUg JsdbI2Z/biGnvs7MmYDvenGjm38GlolbUQjAzXlLC7kVNwjHZIXSB8qdmWXx15wmauz97GB2B2P xZklLGjTohegj9UOP4IsC/ev2Bh/AFy4KZTDB1xTuYStPwiFUt8fkvpcuvNX5XRSRZLjgTEoGrg gjDHwd5x5WDsPSrFlJ/zB1o7UUyk9eHzXT6Eu+3QXNXWyGLG+4Daa3fE1+KrxpU6vC8MhA664AU LMdbU3Qh3lQOnGbnmluxw5a6R1I4RGwOg4PBFyoTBzwvnNzl199HLsuCSEIXXcq+ILGIo4+tRzl qlNizR4y6Sj7Y1DMT7mxqIoMd06UskL7+Py+05bdvRq2jcY30ytVFRDTTcWQxWAAcvMtlh6U9BX TwfNSxzaL7PWSe/yfhMRDG4HsYRrp9S9YuTOsLmTq/AZ/ymEyC/Zsq8dEE45WXE1RjysVc8Xqx+ tYjjVbWUiCh6/Hg== 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 f00aba95753c..3050980a778c 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -5167,6 +5167,7 @@ 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; -- 2.54.0