diff options
Diffstat (limited to 'drivers/block/paride')
-rw-r--r-- | drivers/block/paride/pcd.c | 15 | ||||
-rw-r--r-- | drivers/block/paride/pd.c | 15 | ||||
-rw-r--r-- | drivers/block/paride/pf.c | 17 | ||||
-rw-r--r-- | drivers/block/paride/pg.c | 8 | ||||
-rw-r--r-- | drivers/block/paride/pt.c | 20 |
5 files changed, 41 insertions, 34 deletions
diff --git a/drivers/block/paride/pcd.c b/drivers/block/paride/pcd.c index 76f8565..62cec6a 100644 --- a/drivers/block/paride/pcd.c +++ b/drivers/block/paride/pcd.c @@ -138,9 +138,10 @@ enum {D_PRT, D_PRO, D_UNI, D_MOD, D_SLV, D_DLY}; #include <linux/cdrom.h> #include <linux/spinlock.h> #include <linux/blkdev.h> -#include <linux/smp_lock.h> +#include <linux/mutex.h> #include <asm/uaccess.h> +static DEFINE_MUTEX(pcd_mutex); static DEFINE_SPINLOCK(pcd_lock); module_param(verbose, bool, 0644); @@ -227,9 +228,9 @@ static int pcd_block_open(struct block_device *bdev, fmode_t mode) struct pcd_unit *cd = bdev->bd_disk->private_data; int ret; - lock_kernel(); + mutex_lock(&pcd_mutex); ret = cdrom_open(&cd->info, bdev, mode); - unlock_kernel(); + mutex_unlock(&pcd_mutex); return ret; } @@ -237,9 +238,9 @@ static int pcd_block_open(struct block_device *bdev, fmode_t mode) static int pcd_block_release(struct gendisk *disk, fmode_t mode) { struct pcd_unit *cd = disk->private_data; - lock_kernel(); + mutex_lock(&pcd_mutex); cdrom_release(&cd->info, mode); - unlock_kernel(); + mutex_unlock(&pcd_mutex); return 0; } @@ -249,9 +250,9 @@ static int pcd_block_ioctl(struct block_device *bdev, fmode_t mode, struct pcd_unit *cd = bdev->bd_disk->private_data; int ret; - lock_kernel(); + mutex_lock(&pcd_mutex); ret = cdrom_ioctl(&cd->info, bdev, mode, cmd, arg); - unlock_kernel(); + mutex_unlock(&pcd_mutex); return ret; } diff --git a/drivers/block/paride/pd.c b/drivers/block/paride/pd.c index 985f0d4..c0ee155 100644 --- a/drivers/block/paride/pd.c +++ b/drivers/block/paride/pd.c @@ -153,10 +153,11 @@ enum {D_PRT, D_PRO, D_UNI, D_MOD, D_GEO, D_SBY, D_DLY, D_SLV}; #include <linux/blkdev.h> #include <linux/blkpg.h> #include <linux/kernel.h> -#include <linux/smp_lock.h> +#include <linux/mutex.h> #include <asm/uaccess.h> #include <linux/workqueue.h> +static DEFINE_MUTEX(pd_mutex); static DEFINE_SPINLOCK(pd_lock); module_param(verbose, bool, 0); @@ -736,14 +737,14 @@ static int pd_open(struct block_device *bdev, fmode_t mode) { struct pd_unit *disk = bdev->bd_disk->private_data; - lock_kernel(); + mutex_lock(&pd_mutex); disk->access++; if (disk->removable) { pd_special_command(disk, pd_media_check); pd_special_command(disk, pd_door_lock); } - unlock_kernel(); + mutex_unlock(&pd_mutex); return 0; } @@ -771,10 +772,10 @@ static int pd_ioctl(struct block_device *bdev, fmode_t mode, switch (cmd) { case CDROMEJECT: - lock_kernel(); + mutex_lock(&pd_mutex); if (disk->access == 1) pd_special_command(disk, pd_eject); - unlock_kernel(); + mutex_unlock(&pd_mutex); return 0; default: return -EINVAL; @@ -785,10 +786,10 @@ static int pd_release(struct gendisk *p, fmode_t mode) { struct pd_unit *disk = p->private_data; - lock_kernel(); + mutex_lock(&pd_mutex); if (!--disk->access && disk->removable) pd_special_command(disk, pd_door_unlock); - unlock_kernel(); + mutex_unlock(&pd_mutex); return 0; } diff --git a/drivers/block/paride/pf.c b/drivers/block/paride/pf.c index 4457b49..635f25d 100644 --- a/drivers/block/paride/pf.c +++ b/drivers/block/paride/pf.c @@ -152,9 +152,10 @@ enum {D_PRT, D_PRO, D_UNI, D_MOD, D_SLV, D_LUN, D_DLY}; #include <linux/spinlock.h> #include <linux/blkdev.h> #include <linux/blkpg.h> -#include <linux/smp_lock.h> +#include <linux/mutex.h> #include <asm/uaccess.h> +static DEFINE_MUTEX(pf_mutex); static DEFINE_SPINLOCK(pf_spin_lock); module_param(verbose, bool, 0644); @@ -302,7 +303,7 @@ static int pf_open(struct block_device *bdev, fmode_t mode) struct pf_unit *pf = bdev->bd_disk->private_data; int ret; - lock_kernel(); + mutex_lock(&pf_mutex); pf_identify(pf); ret = -ENODEV; @@ -318,7 +319,7 @@ static int pf_open(struct block_device *bdev, fmode_t mode) if (pf->removable) pf_lock(pf, 1); out: - unlock_kernel(); + mutex_unlock(&pf_mutex); return ret; } @@ -349,9 +350,9 @@ static int pf_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd, u if (pf->access != 1) return -EBUSY; - lock_kernel(); + mutex_lock(&pf_mutex); pf_eject(pf); - unlock_kernel(); + mutex_unlock(&pf_mutex); return 0; } @@ -360,9 +361,9 @@ static int pf_release(struct gendisk *disk, fmode_t mode) { struct pf_unit *pf = disk->private_data; - lock_kernel(); + mutex_lock(&pf_mutex); if (pf->access <= 0) { - unlock_kernel(); + mutex_unlock(&pf_mutex); return -EINVAL; } @@ -371,7 +372,7 @@ static int pf_release(struct gendisk *disk, fmode_t mode) if (!pf->access && pf->removable) pf_lock(pf, 0); - unlock_kernel(); + mutex_unlock(&pf_mutex); return 0; } diff --git a/drivers/block/paride/pg.c b/drivers/block/paride/pg.c index c397b3d..6b9a200 100644 --- a/drivers/block/paride/pg.c +++ b/drivers/block/paride/pg.c @@ -162,7 +162,7 @@ enum {D_PRT, D_PRO, D_UNI, D_MOD, D_SLV, D_DLY}; #include <linux/pg.h> #include <linux/device.h> #include <linux/sched.h> /* current, TASK_* */ -#include <linux/smp_lock.h> +#include <linux/mutex.h> #include <linux/jiffies.h> #include <asm/uaccess.h> @@ -193,6 +193,7 @@ module_param_array(drive3, int, NULL, 0); #define ATAPI_IDENTIFY 0x12 +static DEFINE_MUTEX(pg_mutex); static int pg_open(struct inode *inode, struct file *file); static int pg_release(struct inode *inode, struct file *file); static ssize_t pg_read(struct file *filp, char __user *buf, @@ -234,6 +235,7 @@ static const struct file_operations pg_fops = { .write = pg_write, .open = pg_open, .release = pg_release, + .llseek = noop_llseek, }; static void pg_init_units(void) @@ -518,7 +520,7 @@ static int pg_open(struct inode *inode, struct file *file) struct pg *dev = &devices[unit]; int ret = 0; - lock_kernel(); + mutex_lock(&pg_mutex); if ((unit >= PG_UNITS) || (!dev->present)) { ret = -ENODEV; goto out; @@ -547,7 +549,7 @@ static int pg_open(struct inode *inode, struct file *file) file->private_data = dev; out: - unlock_kernel(); + mutex_unlock(&pg_mutex); return ret; } diff --git a/drivers/block/paride/pt.c b/drivers/block/paride/pt.c index bc5825f..7179f79 100644 --- a/drivers/block/paride/pt.c +++ b/drivers/block/paride/pt.c @@ -146,7 +146,7 @@ static int (*drives[4])[6] = {&drive0, &drive1, &drive2, &drive3}; #include <linux/mtio.h> #include <linux/device.h> #include <linux/sched.h> /* current, TASK_*, schedule_timeout() */ -#include <linux/smp_lock.h> +#include <linux/mutex.h> #include <asm/uaccess.h> @@ -189,6 +189,7 @@ module_param_array(drive3, int, NULL, 0); #define ATAPI_MODE_SENSE 0x1a #define ATAPI_LOG_SENSE 0x4d +static DEFINE_MUTEX(pt_mutex); static int pt_open(struct inode *inode, struct file *file); static long pt_ioctl(struct file *file, unsigned int cmd, unsigned long arg); static int pt_release(struct inode *inode, struct file *file); @@ -239,6 +240,7 @@ static const struct file_operations pt_fops = { .unlocked_ioctl = pt_ioctl, .open = pt_open, .release = pt_release, + .llseek = noop_llseek, }; /* sysfs class support */ @@ -650,9 +652,9 @@ static int pt_open(struct inode *inode, struct file *file) struct pt_unit *tape = pt + unit; int err; - lock_kernel(); + mutex_lock(&pt_mutex); if (unit >= PT_UNITS || (!tape->present)) { - unlock_kernel(); + mutex_unlock(&pt_mutex); return -ENODEV; } @@ -681,12 +683,12 @@ static int pt_open(struct inode *inode, struct file *file) } file->private_data = tape; - unlock_kernel(); + mutex_unlock(&pt_mutex); return 0; out: atomic_inc(&tape->available); - unlock_kernel(); + mutex_unlock(&pt_mutex); return err; } @@ -704,15 +706,15 @@ static long pt_ioctl(struct file *file, unsigned int cmd, unsigned long arg) switch (mtop.mt_op) { case MTREW: - lock_kernel(); + mutex_lock(&pt_mutex); pt_rewind(tape); - unlock_kernel(); + mutex_unlock(&pt_mutex); return 0; case MTWEOF: - lock_kernel(); + mutex_lock(&pt_mutex); pt_write_fm(tape); - unlock_kernel(); + mutex_unlock(&pt_mutex); return 0; default: |