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Wed, 11 Sep 2019 12:16:23 -0400 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id AA2FD8980E2; Wed, 11 Sep 2019 16:16:22 +0000 (UTC) Received: from coeurl.usersys.redhat.com (ovpn-122-52.rdu2.redhat.com [10.10.122.52]) by smtp.corp.redhat.com (Postfix) with ESMTP id 7C40419C70; Wed, 11 Sep 2019 16:16:22 +0000 (UTC) Received: by coeurl.usersys.redhat.com (Postfix, from userid 1000) id 06B5620A3B; Wed, 11 Sep 2019 12:16:22 -0400 (EDT) From: Scott Mayhew To: anna.schumaker@netapp.com, trond.myklebust@hammerspace.com Cc: dhowells@redhat.com, viro@zeniv.linux.org.uk, linux-nfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 02/26] nfs: stash server into struct nfs_mount_info Date: Wed, 11 Sep 2019 12:15:57 -0400 Message-Id: <20190911161621.19832-3-smayhew@redhat.com> In-Reply-To: <20190911161621.19832-1-smayhew@redhat.com> References: <20190911161621.19832-1-smayhew@redhat.com> X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.6.2 (mx1.redhat.com [10.5.110.67]); Wed, 11 Sep 2019 16:16:22 +0000 (UTC) Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org From: Al Viro Reviewed-by: David Howells Signed-off-by: Al Viro --- fs/nfs/internal.h | 3 ++- fs/nfs/nfs4super.c | 10 ++++------ fs/nfs/super.c | 19 ++++++++----------- 3 files changed, 14 insertions(+), 18 deletions(-) diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h index a2346a2f8361..c132e683e1c9 100644 --- a/fs/nfs/internal.h +++ b/fs/nfs/internal.h @@ -150,6 +150,7 @@ struct nfs_mount_info { int (*set_security)(struct super_block *, struct dentry *, struct nfs_mount_info *); struct nfs_parsed_mount_data *parsed; struct nfs_clone_mount *cloned; + struct nfs_server *server; struct nfs_fh *mntfh; }; @@ -405,7 +406,7 @@ struct dentry *nfs_try_mount(int, const char *, struct nfs_mount_info *, struct nfs_subversion *); int nfs_set_sb_security(struct super_block *, struct dentry *, struct nfs_mount_info *); int nfs_clone_sb_security(struct super_block *, struct dentry *, struct nfs_mount_info *); -struct dentry *nfs_fs_mount_common(struct nfs_server *, int, const char *, +struct dentry *nfs_fs_mount_common(int, const char *, struct nfs_mount_info *, struct nfs_subversion *); struct dentry *nfs_fs_mount(struct file_system_type *, int, const char *, void *); struct dentry * nfs_xdev_mount_common(struct file_system_type *, int, diff --git a/fs/nfs/nfs4super.c b/fs/nfs/nfs4super.c index baece9857bcf..4591d6618efa 100644 --- a/fs/nfs/nfs4super.c +++ b/fs/nfs/nfs4super.c @@ -109,13 +109,12 @@ nfs4_remote_mount(struct file_system_type *fs_type, int flags, const char *dev_name, void *info) { struct nfs_mount_info *mount_info = info; - struct nfs_server *server; mount_info->set_security = nfs_set_sb_security; /* Get a volume representation */ - server = nfs4_create_server(mount_info, &nfs_v4); - return nfs_fs_mount_common(server, flags, dev_name, mount_info, &nfs_v4); + mount_info->server = nfs4_create_server(mount_info, &nfs_v4); + return nfs_fs_mount_common(flags, dev_name, mount_info, &nfs_v4); } static struct vfsmount *nfs_do_root_mount(struct file_system_type *fs_type, @@ -260,7 +259,6 @@ nfs4_remote_referral_mount(struct file_system_type *fs_type, int flags, .set_security = nfs_clone_sb_security, .cloned = raw_data, }; - struct nfs_server *server; struct dentry *mntroot = ERR_PTR(-ENOMEM); dprintk("--> nfs4_referral_get_sb()\n"); @@ -270,8 +268,8 @@ nfs4_remote_referral_mount(struct file_system_type *fs_type, int flags, goto out; /* create a new volume representation */ - server = nfs4_create_referral_server(mount_info.cloned, mount_info.mntfh); - mntroot = nfs_fs_mount_common(server, flags, dev_name, &mount_info, &nfs_v4); + mount_info.server = nfs4_create_referral_server(mount_info.cloned, mount_info.mntfh); + mntroot = nfs_fs_mount_common(flags, dev_name, &mount_info, &nfs_v4); out: nfs_free_fhandle(mount_info.mntfh); return mntroot; diff --git a/fs/nfs/super.c b/fs/nfs/super.c index 467d7a636f0b..10544ef8de57 100644 --- a/fs/nfs/super.c +++ b/fs/nfs/super.c @@ -1896,14 +1896,12 @@ struct dentry *nfs_try_mount(int flags, const char *dev_name, struct nfs_mount_info *mount_info, struct nfs_subversion *nfs_mod) { - struct nfs_server *server; - if (mount_info->parsed->need_mount) - server = nfs_try_mount_request(mount_info, nfs_mod); + mount_info->server = nfs_try_mount_request(mount_info, nfs_mod); else - server = nfs_mod->rpc_ops->create_server(mount_info, nfs_mod); + mount_info->server = nfs_mod->rpc_ops->create_server(mount_info, nfs_mod); - return nfs_fs_mount_common(server, flags, dev_name, mount_info, nfs_mod); + return nfs_fs_mount_common(flags, dev_name, mount_info, nfs_mod); } EXPORT_SYMBOL_GPL(nfs_try_mount); @@ -2624,20 +2622,21 @@ int nfs_clone_sb_security(struct super_block *s, struct dentry *mntroot, } EXPORT_SYMBOL_GPL(nfs_clone_sb_security); -struct dentry *nfs_fs_mount_common(struct nfs_server *server, - int flags, const char *dev_name, +struct dentry *nfs_fs_mount_common(int flags, const char *dev_name, struct nfs_mount_info *mount_info, struct nfs_subversion *nfs_mod) { struct super_block *s; struct dentry *mntroot = ERR_PTR(-ENOMEM); int (*compare_super)(struct super_block *, void *) = nfs_compare_super; + struct nfs_server *server = mount_info->server; struct nfs_sb_mountdata sb_mntdata = { .mntflags = flags, .server = server, }; int error; + mount_info->server = NULL; if (IS_ERR(server)) return ERR_CAST(server); @@ -2778,7 +2777,6 @@ nfs_xdev_mount(struct file_system_type *fs_type, int flags, .set_security = nfs_clone_sb_security, .cloned = data, }; - struct nfs_server *server; struct dentry *mntroot = ERR_PTR(-ENOMEM); struct nfs_subversion *nfs_mod = NFS_SB(data->sb)->nfs_client->cl_nfs_mod; @@ -2787,10 +2785,9 @@ nfs_xdev_mount(struct file_system_type *fs_type, int flags, mount_info.mntfh = mount_info.cloned->fh; /* create a new volume representation */ - server = nfs_mod->rpc_ops->clone_server(NFS_SB(data->sb), data->fh, data->fattr, data->authflavor); + mount_info.server = nfs_mod->rpc_ops->clone_server(NFS_SB(data->sb), data->fh, data->fattr, data->authflavor); - mntroot = nfs_fs_mount_common(server, flags, - dev_name, &mount_info, nfs_mod); + mntroot = nfs_fs_mount_common(flags, dev_name, &mount_info, nfs_mod); dprintk("<-- nfs_xdev_mount() = %ld\n", IS_ERR(mntroot) ? PTR_ERR(mntroot) : 0L); -- 2.17.2