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Use TCP_Server_Info::origin_fullpath instead of cifs_tcon::tree_name when building source paths for automounts as it will be useful for domain-based DFS referrals where the connections and referrals would get either re-used from the cache or re-created when chasing the dfs link. Signed-off-by: Paulo Alcantara (SUSE) <pc@cjr.nz> Signed-off-by: Steve French <stfrench@microsoft.com>
47 lines
1.4 KiB
C
47 lines
1.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2022 Paulo Alcantara <palcantara@suse.de>
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*/
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#ifndef _CIFS_DFS_H
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#define _CIFS_DFS_H
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#include "cifsglob.h"
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#include "fs_context.h"
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#include "cifs_unicode.h"
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int dfs_parse_target_referral(const char *full_path, const struct dfs_info3_param *ref,
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struct smb3_fs_context *ctx);
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int dfs_mount_share(struct cifs_mount_ctx *mnt_ctx, bool *isdfs);
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static inline char *dfs_get_path(struct cifs_sb_info *cifs_sb, const char *path)
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{
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return dfs_cache_canonical_path(path, cifs_sb->local_nls, cifs_remap(cifs_sb));
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}
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static inline int dfs_get_referral(struct cifs_mount_ctx *mnt_ctx, const char *path,
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struct dfs_info3_param *ref, struct dfs_cache_tgt_list *tl)
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{
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struct cifs_sb_info *cifs_sb = mnt_ctx->cifs_sb;
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return dfs_cache_find(mnt_ctx->xid, mnt_ctx->root_ses, cifs_sb->local_nls,
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cifs_remap(cifs_sb), path, ref, tl);
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}
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static inline char *dfs_get_automount_devname(struct dentry *dentry, void *page)
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{
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struct cifs_sb_info *cifs_sb = CIFS_SB(dentry->d_sb);
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struct cifs_tcon *tcon = cifs_sb_master_tcon(cifs_sb);
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struct TCP_Server_Info *server = tcon->ses->server;
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if (unlikely(!server->origin_fullpath))
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return ERR_PTR(-EREMOTE);
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return __build_path_from_dentry_optional_prefix(dentry, page,
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server->origin_fullpath,
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strlen(server->origin_fullpath),
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true);
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}
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#endif /* _CIFS_DFS_H */
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