Merge git://git.kernel.org/pub/scm/linux/kernel/git/sfrench/cifs-2.6
authorLinus Torvalds <torvalds@linux-foundation.org>
Mon, 15 Aug 2011 15:36:30 +0000 (08:36 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Mon, 15 Aug 2011 15:36:30 +0000 (08:36 -0700)
* git://git.kernel.org/pub/scm/linux/kernel/git/sfrench/cifs-2.6:
  cifs: Do not set cifs/ntfs acl using a file handle (try #4)
  [CIFS] Cleanup use of CONFIG_CIFS_STATS2 ifdef to make transport routines more readable

fs/cifs/cifs_debug.c
fs/cifs/cifsacl.c
fs/cifs/cifsglob.h
fs/cifs/transport.c

index 2fe3cf1..6d40656 100644 (file)
@@ -176,7 +176,7 @@ static int cifs_debug_data_proc_show(struct seq_file *m, void *v)
 
 #ifdef CONFIG_CIFS_STATS2
                        seq_printf(m, " In Send: %d In MaxReq Wait: %d",
-                               atomic_read(&server->inSend),
+                               atomic_read(&server->in_send),
                                atomic_read(&server->num_waiters));
 #endif
 
index 21de1d6..d0f59fa 100644 (file)
@@ -991,24 +991,6 @@ struct cifs_ntsd *get_cifs_acl(struct cifs_sb_info *cifs_sb,
        return pntsd;
 }
 
-static int set_cifs_acl_by_fid(struct cifs_sb_info *cifs_sb, __u16 fid,
-               struct cifs_ntsd *pnntsd, u32 acllen)
-{
-       int xid, rc;
-       struct tcon_link *tlink = cifs_sb_tlink(cifs_sb);
-
-       if (IS_ERR(tlink))
-               return PTR_ERR(tlink);
-
-       xid = GetXid();
-       rc = CIFSSMBSetCIFSACL(xid, tlink_tcon(tlink), fid, pnntsd, acllen);
-       FreeXid(xid);
-       cifs_put_tlink(tlink);
-
-       cFYI(DBG2, "SetCIFSACL rc = %d", rc);
-       return rc;
-}
-
 static int set_cifs_acl_by_path(struct cifs_sb_info *cifs_sb, const char *path,
                struct cifs_ntsd *pnntsd, u32 acllen)
 {
@@ -1047,18 +1029,10 @@ int set_cifs_acl(struct cifs_ntsd *pnntsd, __u32 acllen,
                                struct inode *inode, const char *path)
 {
        struct cifs_sb_info *cifs_sb = CIFS_SB(inode->i_sb);
-       struct cifsFileInfo *open_file;
-       int rc;
 
        cFYI(DBG2, "set ACL for %s from mode 0x%x", path, inode->i_mode);
 
-       open_file = find_readable_file(CIFS_I(inode), true);
-       if (!open_file)
-               return set_cifs_acl_by_path(cifs_sb, path, pnntsd, acllen);
-
-       rc = set_cifs_acl_by_fid(cifs_sb, open_file->netfid, pnntsd, acllen);
-       cifsFileInfo_put(open_file);
-       return rc;
+       return set_cifs_acl_by_path(cifs_sb, path, pnntsd, acllen);
 }
 
 /* Translate the CIFS ACL (simlar to NTFS ACL) for a file into mode bits */
index 38ce6d4..95dad9d 100644 (file)
@@ -291,7 +291,7 @@ struct TCP_Server_Info {
        struct fscache_cookie   *fscache; /* client index cache cookie */
 #endif
 #ifdef CONFIG_CIFS_STATS2
-       atomic_t inSend; /* requests trying to send */
+       atomic_t in_send; /* requests trying to send */
        atomic_t num_waiters;   /* blocked waiting to get in sendrecv */
 #endif
 };
@@ -672,12 +672,54 @@ struct mid_q_entry {
        bool multiEnd:1;        /* both received */
 };
 
-struct oplock_q_entry {
-       struct list_head qhead;
-       struct inode *pinode;
-       struct cifs_tcon *tcon;
-       __u16 netfid;
-};
+/*     Make code in transport.c a little cleaner by moving
+       update of optional stats into function below */
+#ifdef CONFIG_CIFS_STATS2
+
+static inline void cifs_in_send_inc(struct TCP_Server_Info *server)
+{
+       atomic_inc(&server->in_send);
+}
+
+static inline void cifs_in_send_dec(struct TCP_Server_Info *server)
+{
+       atomic_dec(&server->in_send);
+}
+
+static inline void cifs_num_waiters_inc(struct TCP_Server_Info *server)
+{
+       atomic_inc(&server->num_waiters);
+}
+
+static inline void cifs_num_waiters_dec(struct TCP_Server_Info *server)
+{
+       atomic_dec(&server->num_waiters);
+}
+
+static inline void cifs_save_when_sent(struct mid_q_entry *mid)
+{
+       mid->when_sent = jiffies;
+}
+#else
+static inline void cifs_in_send_inc(struct TCP_Server_Info *server)
+{
+}
+static inline void cifs_in_send_dec(struct TCP_Server_Info *server)
+{
+}
+
+static inline void cifs_num_waiters_inc(struct TCP_Server_Info *server)
+{
+}
+
+static inline void cifs_num_waiters_dec(struct TCP_Server_Info *server)
+{
+}
+
+static inline void cifs_save_when_sent(struct mid_q_entry *mid)
+{
+}
+#endif
 
 /* for pending dnotify requests */
 struct dir_notify_req {
index c1b9c4b..10ca6b2 100644 (file)
@@ -266,15 +266,11 @@ static int wait_for_free_request(struct TCP_Server_Info *server,
        while (1) {
                if (atomic_read(&server->inFlight) >= cifs_max_pending) {
                        spin_unlock(&GlobalMid_Lock);
-#ifdef CONFIG_CIFS_STATS2
-                       atomic_inc(&server->num_waiters);
-#endif
+                       cifs_num_waiters_inc(server);
                        wait_event(server->request_q,
                                   atomic_read(&server->inFlight)
                                     < cifs_max_pending);
-#ifdef CONFIG_CIFS_STATS2
-                       atomic_dec(&server->num_waiters);
-#endif
+                       cifs_num_waiters_dec(server);
                        spin_lock(&GlobalMid_Lock);
                } else {
                        if (server->tcpStatus == CifsExiting) {
@@ -381,15 +377,13 @@ cifs_call_async(struct TCP_Server_Info *server, struct kvec *iov,
        mid->callback = callback;
        mid->callback_data = cbdata;
        mid->midState = MID_REQUEST_SUBMITTED;
-#ifdef CONFIG_CIFS_STATS2
-       atomic_inc(&server->inSend);
-#endif
+
+       cifs_in_send_inc(server);
        rc = smb_sendv(server, iov, nvec);
-#ifdef CONFIG_CIFS_STATS2
-       atomic_dec(&server->inSend);
-       mid->when_sent = jiffies;
-#endif
+       cifs_in_send_dec(server);
+       cifs_save_when_sent(mid);
        mutex_unlock(&server->srv_mutex);
+
        if (rc)
                goto out_err;
 
@@ -575,14 +569,10 @@ SendReceive2(const unsigned int xid, struct cifs_ses *ses,
        }
 
        midQ->midState = MID_REQUEST_SUBMITTED;
-#ifdef CONFIG_CIFS_STATS2
-       atomic_inc(&ses->server->inSend);
-#endif
+       cifs_in_send_inc(ses->server);
        rc = smb_sendv(ses->server, iov, n_vec);
-#ifdef CONFIG_CIFS_STATS2
-       atomic_dec(&ses->server->inSend);
-       midQ->when_sent = jiffies;
-#endif
+       cifs_in_send_dec(ses->server);
+       cifs_save_when_sent(midQ);
 
        mutex_unlock(&ses->server->srv_mutex);
 
@@ -703,14 +693,11 @@ SendReceive(const unsigned int xid, struct cifs_ses *ses,
        }
 
        midQ->midState = MID_REQUEST_SUBMITTED;
-#ifdef CONFIG_CIFS_STATS2
-       atomic_inc(&ses->server->inSend);
-#endif
+
+       cifs_in_send_inc(ses->server);
        rc = smb_send(ses->server, in_buf, be32_to_cpu(in_buf->smb_buf_length));
-#ifdef CONFIG_CIFS_STATS2
-       atomic_dec(&ses->server->inSend);
-       midQ->when_sent = jiffies;
-#endif
+       cifs_in_send_dec(ses->server);
+       cifs_save_when_sent(midQ);
        mutex_unlock(&ses->server->srv_mutex);
 
        if (rc < 0)
@@ -843,14 +830,10 @@ SendReceiveBlockingLock(const unsigned int xid, struct cifs_tcon *tcon,
        }
 
        midQ->midState = MID_REQUEST_SUBMITTED;
-#ifdef CONFIG_CIFS_STATS2
-       atomic_inc(&ses->server->inSend);
-#endif
+       cifs_in_send_inc(ses->server);
        rc = smb_send(ses->server, in_buf, be32_to_cpu(in_buf->smb_buf_length));
-#ifdef CONFIG_CIFS_STATS2
-       atomic_dec(&ses->server->inSend);
-       midQ->when_sent = jiffies;
-#endif
+       cifs_in_send_dec(ses->server);
+       cifs_save_when_sent(midQ);
        mutex_unlock(&ses->server->srv_mutex);
 
        if (rc < 0) {