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 803C1390C9F; Fri, 22 May 2026 12:29:38 +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=1779452979; cv=none; b=nSNXklahxec2xZZo5zokciAsn3bZNkYXkCo9q+un10G8wR2bZs4aEAdtqJRK5v5dzK1/9aQNycDTp6Gj/mnYj4rgP+D4T0RW3xlIhjtYYaAeYaW1oBAd9ikUk3wVuyarPySsnec3LJbs/jQfinaIue981JZZ1JdxyNscoiVt7w4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779452979; c=relaxed/simple; bh=S54+rM2MVj7+wJMZyyeIWuif9qM1/ds9J+LGy3XQ7rA=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=Ahr5/jS00pKP5zttmydyDG1luC8bhe++cA4wmdU06/ZtEpswis6znxPbnoSlEeeJ1K617+f+UrukoUCTni6QnMkB+D7WugJCXzD6F96XZYZluf7c14BYRO3uZa8DoUENtzzy19F+Klih0jM91JyEZfNpU/1/ZtHP5pQm12mM5+s= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=O+KYX0Q1; 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="O+KYX0Q1" Received: by smtp.kernel.org (Postfix) with ESMTPSA id EEC7E1F00A3D; Fri, 22 May 2026 12:29:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1779452978; bh=jr45dfm3eg1LVF54YsyaZn/ElrojpeyWCBSxVhPwhqA=; h=From:Date:Subject:References:In-Reply-To:To:Cc; b=O+KYX0Q1qvMSjzPT9QSV4eMMc17djLQ5xgCKI7LJIn9c9jhByIw4gSTfzcekSlSTe ZZcl51mb8EfLL+essRve13ypFCFNEzFfUzR8S1NX41OJcK0pkTZL2dEVntkSGTJbR1 +767kJefV25kQNFDlCR0/3+5lY4niyAjS0H3NS49uzRrkly8XAtuE2oX2lprOn/47o s76PnMeg4enjt2MNAnuGaDGLO4Ds/o33dGaVy9d4/ZbmYOFjolWxoEbqt6F87i8BEo pLReZdFK0N59vLjUK556nbUwhmdi3EOC33RxFKU0kJ7DEAWc9pqvfn4svYEzIwZ6b0 JSfpkZPirD4Sg== From: Jeff Layton Date: Fri, 22 May 2026 08:29:06 -0400 Subject: [PATCH v4 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-v4-17-2acb883ac6bc@kernel.org> References: <20260522-dir-deleg-v4-0-2acb883ac6bc@kernel.org> In-Reply-To: <20260522-dir-deleg-v4-0-2acb883ac6bc@kernel.org> To: Chuck Lever , NeilBrown , Olga Kornievskaia , Dai Ngo , Tom Talpey , Trond Myklebust , Anna Schumaker Cc: 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=S54+rM2MVj7+wJMZyyeIWuif9qM1/ds9J+LGy3XQ7rA=; b=owEBbQKS/ZANAwAKAQAOaEEZVoIVAcsmYgBqEEwS132hE/a2nn3fji0wPuiTkk/b4LusByI7M U99c5M+WWWJAjMEAAEKAB0WIQRLwNeyRHGyoYTq9dMADmhBGVaCFQUCahBMEgAKCRAADmhBGVaC FSHND/wK65W43OA8yudK/QDGEGTrvGiz4AxKLBhRR+1WxzIsLB1iacvvz0zTupEB+1U4s+dIvmp g1aavgj+8X0PCPvbgOUjbnr39b582AyHQAH4MshKMxnp8xdIoEQLxbw34kXSGxl67lmYvyFPuit KPBTUDY5ccm3IyUaoCYGhphsEa11/ZeJYUWeelTGGZfAWA7Ept5NdcZDTZmVVtr7f3xPIWjcnY9 jYZ9MARh2W7QvxS/Z7nc3D0h6hT/EuwwljkEY+cq+QMJhaMzEe7QhHxc+LjclIHy0Ge4NhgqWom CLRtxUC2r0ex0aSVwanhACEx4K0mxjtzxtPzs7zt6iBO309Fj6r/qfnX0s5aARYCEjwI6JAAlwJ RlUI/FnKZEqa1SzZbsMtbM6MoPJRU66fQ7cevon7PrIEUHJlqUMOp9+zvP269zKSeawLjijBWSI FyOquqF0UcKq7s+hPsTvhQrr2xakZrdXe/XXOzMUAO3qSFBfKP308cdS3oONd/gZ6+X/DVqM6p4 v8RnGWKXaMiTjH3MZuCs8vkBsXDj8si5fP6kicvgEIImF/qIfFbbwTqX0XJeEFelpdDxbXfot6E i/CG4aiMuAQwtq65sgo0cuaXiqQvmGP4g12YxLUpl2An7wfyXvNPQzWqCuUxrvtRXfP4FEGNcbB 2EMtAQXywZ7Uw2w== 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 8d73203297e5..0e7512046c63 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -5175,6 +5175,7 @@ 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