diff options
| -rw-r--r-- | fs/cifs/cifsglob.h | 2 | ||||
| -rw-r--r-- | fs/cifs/connect.c | 6 | ||||
| -rw-r--r-- | fs/cifs/transport.c | 28 |
3 files changed, 18 insertions, 18 deletions
diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h index 82e28f5515c..9b002cca6bb 100644 --- a/fs/cifs/cifsglob.h +++ b/fs/cifs/cifsglob.h @@ -151,7 +151,7 @@ struct TCP_Server_Info { atomic_t num_waiters; /* blocked waiting to get in sendrecv */ #endif enum statusEnum tcpStatus; /* what we think the status is */ - struct semaphore tcpSem; + struct mutex srv_mutex; struct task_struct *tsk; char server_GUID[16]; char secMode; diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c index 701daf411a4..61b68a0ee2f 100644 --- a/fs/cifs/connect.c +++ b/fs/cifs/connect.c @@ -156,7 +156,7 @@ cifs_reconnect(struct TCP_Server_Info *server) } read_unlock(&cifs_tcp_ses_lock); /* do not want to be sending data on a socket we are freeing */ - down(&server->tcpSem); + mutex_lock(&server->srv_mutex); if (server->ssocket) { cFYI(1, ("State: 0x%x Flags: 0x%lx", server->ssocket->state, server->ssocket->flags)); @@ -182,7 +182,7 @@ cifs_reconnect(struct TCP_Server_Info *server) } } spin_unlock(&GlobalMid_Lock); - up(&server->tcpSem); + mutex_unlock(&server->srv_mutex); while ((server->tcpStatus != CifsExiting) && (server->tcpStatus != CifsGood)) { @@ -2175,7 +2175,7 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, to the struct since the kernel thread not created yet so no need to spinlock this init of tcpStatus */ srvTcp->tcpStatus = CifsNew; - init_MUTEX(&srvTcp->tcpSem); + mutex_init(&srvTcp->srv_mutex); /* * since we're in a cifs function already, we know that diff --git a/fs/cifs/transport.c b/fs/cifs/transport.c index 8e0d1c397c7..cd4ed65d6cd 100644 --- a/fs/cifs/transport.c +++ b/fs/cifs/transport.c @@ -516,11 +516,11 @@ SendReceive2(const unsigned int xid, struct cifsSesInfo *ses, and avoid races inside tcp sendmsg code that could cause corruption of smb data */ - down(&ses->server->tcpSem); + mutex_lock(&ses->server->srv_mutex); rc = allocate_mid(ses, in_buf, &midQ); if (rc) { - up(&ses->server->tcpSem); + mutex_unlock(&ses->server->srv_mutex); cifs_small_buf_release(in_buf); /* Update # of requests on wire to server */ atomic_dec(&ses->server->inFlight); @@ -541,7 +541,7 @@ SendReceive2(const unsigned int xid, struct cifsSesInfo *ses, midQ->when_sent = jiffies; #endif - up(&ses->server->tcpSem); + mutex_unlock(&ses->server->srv_mutex); cifs_small_buf_release(in_buf); if (rc < 0) @@ -698,11 +698,11 @@ SendReceive(const unsigned int xid, struct cifsSesInfo *ses, and avoid races inside tcp sendmsg code that could cause corruption of smb data */ - down(&ses->server->tcpSem); + mutex_lock(&ses->server->srv_mutex); rc = allocate_mid(ses, in_buf, &midQ); if (rc) { - up(&ses->server->tcpSem); + mutex_unlock(&ses->server->srv_mutex); /* Update # of requests on wire to server */ atomic_dec(&ses->server->inFlight); wake_up(&ses->server->request_q); @@ -713,7 +713,7 @@ SendReceive(const unsigned int xid, struct cifsSesInfo *ses, cERROR(1, ("Illegal length, greater than maximum frame, %d", in_buf->smb_buf_length)); DeleteMidQEntry(midQ); - up(&ses->server->tcpSem); + mutex_unlock(&ses->server->srv_mutex); /* Update # of requests on wire to server */ atomic_dec(&ses->server->inFlight); wake_up(&ses->server->request_q); @@ -733,7 +733,7 @@ SendReceive(const unsigned int xid, struct cifsSesInfo *ses, atomic_dec(&ses->server->inSend); midQ->when_sent = jiffies; #endif - up(&ses->server->tcpSem); + mutex_unlock(&ses->server->srv_mutex); if (rc < 0) goto out; @@ -861,16 +861,16 @@ send_nt_cancel(struct cifsTconInfo *tcon, struct smb_hdr *in_buf, header_assemble(in_buf, SMB_COM_NT_CANCEL, tcon, 0); in_buf->Mid = mid; - down(&ses->server->tcpSem); + mutex_lock(&ses->server->srv_mutex); rc = cifs_sign_smb(in_buf, ses->server, &midQ->sequence_number); if (rc) { - up(&ses->server->tcpSem); + mutex_unlock(&ses->server->srv_mutex); return rc; } rc = smb_send(ses->server->ssocket, in_buf, in_buf->smb_buf_length, (struct sockaddr *) &(ses->server->addr.sockAddr), ses->server->noblocksnd); - up(&ses->server->tcpSem); + mutex_unlock(&ses->server->srv_mutex); return rc; } @@ -936,16 +936,16 @@ SendReceiveBlockingLock(const unsigned int xid, struct cifsTconInfo *tcon, and avoid races inside tcp sendmsg code that could cause corruption of smb data */ - down(&ses->server->tcpSem); + mutex_lock(&ses->server->srv_mutex); rc = allocate_mid(ses, in_buf, &midQ); if (rc) { - up(&ses->server->tcpSem); + mutex_unlock(&ses->server->srv_mutex); return rc; } if (in_buf->smb_buf_length > CIFSMaxBufSize + MAX_CIFS_HDR_SIZE - 4) { - up(&ses->server->tcpSem); + mutex_unlock(&ses->server->srv_mutex); cERROR(1, ("Illegal length, greater than maximum frame, %d", in_buf->smb_buf_length)); DeleteMidQEntry(midQ); @@ -965,7 +965,7 @@ SendReceiveBlockingLock(const unsigned int xid, struct cifsTconInfo *tcon, atomic_dec(&ses->server->inSend); midQ->when_sent = jiffies; #endif - up(&ses->server->tcpSem); + mutex_unlock(&ses->server->srv_mutex); if (rc < 0) { DeleteMidQEntry(midQ); |