diff options
Diffstat (limited to 'drivers/scsi/3w-xxxx.c')
| -rw-r--r-- | drivers/scsi/3w-xxxx.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/scsi/3w-xxxx.c b/drivers/scsi/3w-xxxx.c index 283f6d25892b9c..25f678d0780b2e 100644 --- a/drivers/scsi/3w-xxxx.c +++ b/drivers/scsi/3w-xxxx.c @@ -203,6 +203,7 @@ #include <linux/delay.h> #include <linux/pci.h> #include <linux/time.h> +#include <linux/mutex.h> #include <asm/io.h> #include <asm/irq.h> #include <asm/uaccess.h> @@ -888,7 +889,7 @@ static int tw_chrdev_ioctl(struct inode *inode, struct file *file, unsigned int dprintk(KERN_WARNING "3w-xxxx: tw_chrdev_ioctl()\n"); /* Only let one of these through at a time */ - if (down_interruptible(&tw_dev->ioctl_sem)) + if (mutex_lock_interruptible(&tw_dev->ioctl_lock)) return -EINTR; /* First copy down the buffer length */ @@ -1029,7 +1030,7 @@ out2: /* Now free ioctl buf memory */ dma_free_coherent(&tw_dev->tw_pci_dev->dev, data_buffer_length_adjusted+sizeof(TW_New_Ioctl) - 1, cpu_addr, dma_handle); out: - up(&tw_dev->ioctl_sem); + mutex_unlock(&tw_dev->ioctl_lock); return retval; } /* End tw_chrdev_ioctl() */ @@ -1270,7 +1271,7 @@ static int tw_initialize_device_extension(TW_Device_Extension *tw_dev) tw_dev->pending_tail = TW_Q_START; tw_dev->chrdev_request_id = TW_IOCTL_CHRDEV_FREE; - init_MUTEX(&tw_dev->ioctl_sem); + mutex_init(&tw_dev->ioctl_lock); init_waitqueue_head(&tw_dev->ioctl_wqueue); return 0; |