From 3fea12f3c67de30fd2e6a3f5da2b5354aa22348e Mon Sep 17 00:00:00 2001 From: Paulo Alcantara Date: Thu, 17 Aug 2023 12:33:59 -0300 Subject: [PATCH] smb: client: introduce DFS_CACHE_TGT_LIST() Add new helper which declares and initialises target list of a DFS referral rather having to do both separately. No functional changes. Signed-off-by: Paulo Alcantara (SUSE) Signed-off-by: Steve French --- fs/smb/client/connect.c | 4 ++-- fs/smb/client/dfs.c | 6 +++--- fs/smb/client/dfs_cache.c | 4 ++-- fs/smb/client/dfs_cache.h | 6 +++++- 4 files changed, 12 insertions(+), 8 deletions(-) diff --git a/fs/smb/client/connect.c b/fs/smb/client/connect.c index 238538dde4e3..b3461d5d0f7d 100644 --- a/fs/smb/client/connect.c +++ b/fs/smb/client/connect.c @@ -453,10 +453,10 @@ static int reconnect_target_unlocked(struct TCP_Server_Info *server, struct dfs_ static int reconnect_dfs_server(struct TCP_Server_Info *server) { - int rc = 0; - struct dfs_cache_tgt_list tl = DFS_CACHE_TGT_LIST_INIT(tl); struct dfs_cache_tgt_iterator *target_hint = NULL; + DFS_CACHE_TGT_LIST(tl); int num_targets = 0; + int rc = 0; /* * Determine the number of dfs targets the referral path in @cifs_sb resolves to. diff --git a/fs/smb/client/dfs.c b/fs/smb/client/dfs.c index ee772c3d9f00..c837800c49d4 100644 --- a/fs/smb/client/dfs.c +++ b/fs/smb/client/dfs.c @@ -174,7 +174,7 @@ static int __dfs_mount_share(struct cifs_mount_ctx *mnt_ctx) } do { - struct dfs_cache_tgt_list tl = DFS_CACHE_TGT_LIST_INIT(tl); + DFS_CACHE_TGT_LIST(tl); rc = dfs_get_referral(mnt_ctx, ref_path + 1, NULL, &tl); if (rc) { @@ -426,7 +426,7 @@ static int __tree_connect_dfs_target(const unsigned int xid, struct cifs_tcon *t /* Try to tree connect to all dfs targets */ for (; tit; tit = dfs_cache_get_next_tgt(tl, tit)) { const char *target = dfs_cache_get_tgt_name(tit); - struct dfs_cache_tgt_list ntl = DFS_CACHE_TGT_LIST_INIT(ntl); + DFS_CACHE_TGT_LIST(ntl); kfree(share); kfree(prefix); @@ -520,7 +520,7 @@ int cifs_tree_connect(const unsigned int xid, struct cifs_tcon *tcon, const stru int rc; struct TCP_Server_Info *server = tcon->ses->server; const struct smb_version_operations *ops = server->ops; - struct dfs_cache_tgt_list tl = DFS_CACHE_TGT_LIST_INIT(tl); + DFS_CACHE_TGT_LIST(tl); struct cifs_sb_info *cifs_sb = NULL; struct super_block *sb = NULL; struct dfs_info3_param ref = {0}; diff --git a/fs/smb/client/dfs_cache.c b/fs/smb/client/dfs_cache.c index 33adf43a01f1..89b8af831a43 100644 --- a/fs/smb/client/dfs_cache.c +++ b/fs/smb/client/dfs_cache.c @@ -1177,9 +1177,9 @@ static bool is_ses_good(struct cifs_ses *ses) /* Refresh dfs referral of tcon and mark it for reconnect if needed */ static int __refresh_tcon(const char *path, struct cifs_ses *ses, bool force_refresh) { - struct dfs_cache_tgt_list old_tl = DFS_CACHE_TGT_LIST_INIT(old_tl); - struct dfs_cache_tgt_list new_tl = DFS_CACHE_TGT_LIST_INIT(new_tl); struct TCP_Server_Info *server = ses->server; + DFS_CACHE_TGT_LIST(old_tl); + DFS_CACHE_TGT_LIST(new_tl); bool needs_refresh = false; struct cache_entry *ce; unsigned int xid; diff --git a/fs/smb/client/dfs_cache.h b/fs/smb/client/dfs_cache.h index c6d89cd6d4fd..c6abc524855f 100644 --- a/fs/smb/client/dfs_cache.h +++ b/fs/smb/client/dfs_cache.h @@ -16,7 +16,11 @@ extern struct workqueue_struct *dfscache_wq; extern atomic_t dfs_cache_ttl; -#define DFS_CACHE_TGT_LIST_INIT(var) { .tl_numtgts = 0, .tl_list = LIST_HEAD_INIT((var).tl_list), } +#define DFS_CACHE_TGT_LIST_INIT(var) \ + { .tl_numtgts = 0, .tl_list = LIST_HEAD_INIT((var).tl_list), } + +#define DFS_CACHE_TGT_LIST(var) \ + struct dfs_cache_tgt_list var = DFS_CACHE_TGT_LIST_INIT(var) struct dfs_cache_tgt_list { int tl_numtgts; -- 2.11.0