diff options
| -rw-r--r-- | drivers/scsi/3w-9xxx.c | 7 | ||||
| -rw-r--r-- | drivers/scsi/3w-9xxx.h | 2 | ||||
| -rw-r--r-- | drivers/scsi/3w-xxxx.c | 7 | ||||
| -rw-r--r-- | drivers/scsi/3w-xxxx.h | 2 |
4 files changed, 10 insertions, 8 deletions
diff --git a/drivers/scsi/3w-9xxx.c b/drivers/scsi/3w-9xxx.c index 3ff74f472249..31c497542272 100644 --- a/drivers/scsi/3w-9xxx.c +++ b/drivers/scsi/3w-9xxx.c @@ -73,6 +73,7 @@ #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> @@ -615,7 +616,7 @@ static int twa_chrdev_ioctl(struct inode *inode, struct file *file, unsigned int void __user *argp = (void __user *)arg; /* Only let one of these through at a time */ - if (down_interruptible(&tw_dev->ioctl_sem)) { + if (mutex_lock_interruptible(&tw_dev->ioctl_lock)) { retval = TW_IOCTL_ERROR_OS_EINTR; goto out; } @@ -852,7 +853,7 @@ out3: /* Now free ioctl buf memory */ dma_free_coherent(&tw_dev->tw_pci_dev->dev, data_buffer_length_adjusted+sizeof(TW_Ioctl_Buf_Apache) - 1, cpu_addr, dma_handle); out2: - up(&tw_dev->ioctl_sem); + mutex_unlock(&tw_dev->ioctl_lock); out: return retval; } /* End twa_chrdev_ioctl() */ @@ -1182,7 +1183,7 @@ static int twa_initialize_device_extension(TW_Device_Extension *tw_dev) tw_dev->error_sequence_id = 1; 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); retval = 0; diff --git a/drivers/scsi/3w-9xxx.h b/drivers/scsi/3w-9xxx.h index 46f22cdc8298..1b16d57f0314 100644 --- a/drivers/scsi/3w-9xxx.h +++ b/drivers/scsi/3w-9xxx.h @@ -672,7 +672,7 @@ typedef struct TAG_TW_Device_Extension { u32 ioctl_msec; int chrdev_request_id; wait_queue_head_t ioctl_wqueue; - struct semaphore ioctl_sem; + struct mutex ioctl_lock; char aen_clobber; unsigned short working_srl; unsigned short working_branch; diff --git a/drivers/scsi/3w-xxxx.c b/drivers/scsi/3w-xxxx.c index 283f6d25892b..25f678d0780b 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; diff --git a/drivers/scsi/3w-xxxx.h b/drivers/scsi/3w-xxxx.h index 4f81fc39ec57..31fe5ea15920 100644 --- a/drivers/scsi/3w-xxxx.h +++ b/drivers/scsi/3w-xxxx.h @@ -420,7 +420,7 @@ typedef struct TAG_TW_Device_Extension { u32 max_sector_count; u32 aen_count; struct Scsi_Host *host; - struct semaphore ioctl_sem; + struct mutex ioctl_lock; unsigned short aen_queue[TW_Q_LENGTH]; unsigned char aen_head; unsigned char aen_tail; |