[SCSI] fusion: convert semaphores to mutexes
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
diff --git a/drivers/message/fusion/mptbase.h b/drivers/message/fusion/mptbase.h
index af9007d..74355f2 100644
--- a/drivers/message/fusion/mptbase.h
+++ b/drivers/message/fusion/mptbase.h
@@ -413,7 +413,7 @@
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 @@
#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 7c34024..bdf7099 100644
--- a/drivers/message/fusion/mptctl.c
+++ b/drivers/message/fusion/mptctl.c
@@ -177,10 +177,10 @@
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 @@
else
ret = -EINVAL;
- up(&iocp->ioctl->sem_ioc);
+ mutex_unlock(&iocp->ioctl->ioctl_mutex);
return ret;
}
@@ -2619,7 +2619,7 @@
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 @@
*/
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 @@
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 b2c682f..19fc03e 100644
--- a/drivers/message/fusion/mptsas.c
+++ b/drivers/message/fusion/mptsas.c
@@ -457,7 +457,7 @@
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 @@
error = 0;
out_unlock:
- up(&ioc->sas_mgmt.mutex);
+ mutex_unlock(&ioc->sas_mgmt.mutex);
out:
return error;
}
@@ -1477,7 +1477,7 @@
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