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cifs: remove unused function

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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>
This commit is contained in:
Paulo Alcantara 2023-01-18 13:55:01 -03:00 committed by Steve French
parent 30b2b2196d
commit a1b7c8457e
2 changed files with 0 additions and 63 deletions
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60
fs/cifs/dfs_cache.c
View File

@ -1025,66 +1025,6 @@ out_unlock:
return rc;
}
/**
* 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.

3
fs/cifs/dfs_cache.h
View File

@ -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);