[SCSI] fusion: convert semaphores to mutexes

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

3 files changed, 11 insertions, 11 deletions

diff --git a/drivers/message/fusion/mptbase.h b/drivers/message/fusion/mptbase.h
index af9007d498ee..74355f2eca00 100644
--- a/drivers/message/fusion/mptbase.h
+++ b/drivers/message/fusion/mptbase.h
@@ -413,7 +413,7 @@ typedef struct _MPT_IOCTL {
         u8                       status;        /* current command status */
         u8                       reset;         /* 1 if bus reset allowed */
         u8                       target;        /* target for reset */
-        struct semaphore         sem_ioc;
+        struct mutex             ioctl_mutex;
 } MPT_IOCTL;
 
 #define MPT_SAS_MGMT_STATUS_RF_VALID    0x02    /* The Reply Frame is VALID */
@@ -421,7 +421,7 @@ typedef struct _MPT_IOCTL {
 #define MPT_SAS_MGMT_STATUS_TM_FAILED   0x40    /* User TM request failed */
 
 typedef struct _MPT_SAS_MGMT {
-        struct semaphore         mutex;
+        struct mutex             mutex;
         struct completion        done;
         u8                       reply[MPT_DEFAULT_FRAME_SIZE]; /* reply frame data */
         u8                       status;        /* current command status */
diff --git a/drivers/message/fusion/mptctl.c b/drivers/message/fusion/mptctl.c
index 7c340240a50e..bdf709987982 100644
--- a/drivers/message/fusion/mptctl.c
+++ b/drivers/message/fusion/mptctl.c
@@ -177,10 +177,10 @@ mptctl_syscall_down(MPT_ADAPTER *ioc, int nonblock)
         dctlprintk((KERN_INFO MYNAM "::mptctl_syscall_down(%p,%d) called\n", ioc, nonblock));
 
         if (nonblock) {
-                if (down_trylock(&ioc->ioctl->sem_ioc))
+                if (!mutex_trylock(&ioc->ioctl->ioctl_mutex))
                         rc = -EAGAIN;
         } else {
-                if (down_interruptible(&ioc->ioctl->sem_ioc))
+                if (mutex_lock_interruptible(&ioc->ioctl->ioctl_mutex))
                         rc = -ERESTARTSYS;
         }
         dctlprintk((KERN_INFO MYNAM "::mptctl_syscall_down return %d\n", rc));
@@ -557,7 +557,7 @@ __mptctl_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
         else
                 ret = -EINVAL;
 
-        up(&iocp->ioctl->sem_ioc);
+        mutex_unlock(&iocp->ioctl->ioctl_mutex);
 
         return ret;
 }
@@ -2619,7 +2619,7 @@ compat_mptfwxfer_ioctl(struct file *filp, unsigned int cmd,
 
         ret = mptctl_do_fw_download(kfw.iocnum, kfw.bufp, kfw.fwlen);
 
-        up(&iocp->ioctl->sem_ioc);
+        mutex_unlock(&iocp->ioctl->ioctl_mutex);
 
         return ret;
 }
@@ -2673,7 +2673,7 @@ compat_mpt_command(struct file *filp, unsigned int cmd,
          */
         ret = mptctl_do_mpt_command (karg, &uarg->MF);
 
-        up(&iocp->ioctl->sem_ioc);
+        mutex_unlock(&iocp->ioctl->ioctl_mutex);
 
         return ret;
 }
@@ -2743,7 +2743,7 @@ mptctl_probe(struct pci_dev *pdev, const struct pci_device_id *id)
         memset(mem, 0, sz);
         ioc->ioctl = (MPT_IOCTL *) mem;
         ioc->ioctl->ioc = ioc;
-        sema_init(&ioc->ioctl->sem_ioc, 1);
+        mutex_init(&ioc->ioctl->ioctl_mutex);
         return 0;
 
 out_fail:
diff --git a/drivers/message/fusion/mptsas.c b/drivers/message/fusion/mptsas.c
index b2c682fe634f..19fc03ecdf60 100644
--- a/drivers/message/fusion/mptsas.c
+++ b/drivers/message/fusion/mptsas.c
@@ -457,7 +457,7 @@ static int mptsas_phy_reset(struct sas_phy *phy, int hard_reset)
         if (phy->identify.target_port_protocols & SAS_PROTOCOL_SMP)
                 return -ENXIO;
 
-        if (down_interruptible(&ioc->sas_mgmt.mutex))
+        if (mutex_lock_interruptible(&ioc->sas_mgmt.mutex))
                 goto out;
 
         mf = mpt_get_msg_frame(mptsasMgmtCtx, ioc);
@@ -508,7 +508,7 @@ static int mptsas_phy_reset(struct sas_phy *phy, int hard_reset)
         error = 0;
 
  out_unlock:
-        up(&ioc->sas_mgmt.mutex);
+        mutex_unlock(&ioc->sas_mgmt.mutex);
  out:
         return error;
 }
@@ -1477,7 +1477,7 @@ mptsas_probe(struct pci_dev *pdev, const struct pci_device_id *id)
         INIT_LIST_HEAD(&ioc->sas_topology);
         mutex_init(&ioc->sas_topology_mutex);
 
-        init_MUTEX(&ioc->sas_mgmt.mutex);
+        mutex_init(&ioc->sas_mgmt.mutex);
         init_completion(&ioc->sas_mgmt.done);
 
         /* Verify that we won't exceed the maximum