cifs: remove unused function

Remove dfs_cache_update_tgthint() as it is not used anywhere.

Signed-off-by: Paulo Alcantara (SUSE) <pc@cjr.nz>
Signed-off-by: Steve French <stfrench@microsoft.com>

diff --git a/fs/cifs/dfs_cache.c b/fs/cifs/dfs_cache.c
index e16c639..ac86bd0 100644 (file)
--- a/fs/cifs/dfs_cache.c
+++ b/fs/cifs/dfs_cache.c
@@ -1026,66 +1026,6 @@ out_unlock:
 }
 
 /**
- * dfs_cache_update_tgthint - update target hint of a DFS cache entry
- *
- * If it doesn't find the cache entry, then it will get a DFS referral for @path
- * and create a new entry.
- *
- * In case the cache entry exists but expired, it will get a DFS referral
- * for @path and then update the respective cache entry.
- *
- * @xid: syscall id
- * @ses: smb session
- * @cp: codepage
- * @remap: type of character remapping for paths
- * @path: path to lookup in DFS referral cache
- * @it: DFS target iterator
- *
- * Return zero if the target hint was updated successfully, otherwise non-zero.
- */
-int dfs_cache_update_tgthint(const unsigned int xid, struct cifs_ses *ses,
-                            const struct nls_table *cp, int remap, const char *path,
-                            const struct dfs_cache_tgt_iterator *it)
-{
-       struct cache_dfs_tgt *t;
-       struct cache_entry *ce;
-       const char *npath;
-       int rc = 0;
-
-       npath = dfs_cache_canonical_path(path, cp, remap);
-       if (IS_ERR(npath))
-               return PTR_ERR(npath);
-
-       cifs_dbg(FYI, "%s: update target hint - path: %s\n", __func__, npath);
-
-       ce = cache_refresh_path(xid, ses, npath, false);
-       if (IS_ERR(ce)) {
-               rc = PTR_ERR(ce);
-               goto out_free_path;
-       }
-
-       t = READ_ONCE(ce->tgthint);
-
-       if (likely(!strcasecmp(it->it_name, t->name)))
-               goto out_unlock;
-
-       list_for_each_entry(t, &ce->tlist, list) {
-               if (!strcasecmp(t->name, it->it_name)) {
-                       WRITE_ONCE(ce->tgthint, t);
-                       cifs_dbg(FYI, "%s: new target hint: %s\n", __func__,
-                                it->it_name);
-                       break;
-               }
-       }
-
-out_unlock:
-       up_read(&htable_rw_lock);
-out_free_path:
-       kfree(npath);
-       return rc;
-}
-
-/**
  * dfs_cache_noreq_update_tgthint - update target hint of a DFS cache entry
  * without sending any requests to the currently connected server.
  *

diff --git a/fs/cifs/dfs_cache.h b/fs/cifs/dfs_cache.h
index f7cff0b..be3b5a4 100644 (file)
--- a/fs/cifs/dfs_cache.h
+++ b/fs/cifs/dfs_cache.h
@@ -35,9 +35,6 @@ int dfs_cache_find(const unsigned int xid, struct cifs_ses *ses, const struct nl
                   struct dfs_cache_tgt_list *tgt_list);
 int dfs_cache_noreq_find(const char *path, struct dfs_info3_param *ref,
                         struct dfs_cache_tgt_list *tgt_list);
-int dfs_cache_update_tgthint(const unsigned int xid, struct cifs_ses *ses,
-                            const struct nls_table *cp, int remap, const char *path,
-                            const struct dfs_cache_tgt_iterator *it);
 void dfs_cache_noreq_update_tgthint(const char *path, const struct dfs_cache_tgt_iterator *it);
 int dfs_cache_get_tgt_referral(const char *path, const struct dfs_cache_tgt_iterator *it,
                               struct dfs_info3_param *ref);