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path: root/drivers/block/floppy.c
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Diffstat (limited to 'drivers/block/floppy.c')
-rw-r--r--drivers/block/floppy.c74
1 files changed, 38 insertions, 36 deletions
diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index cec2c20f5e59..2db9b186b977 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -402,7 +402,7 @@ static struct floppy_drive_struct drive_state[N_DRIVE];
static struct floppy_write_errors write_errors[N_DRIVE];
static struct timer_list motor_off_timer[N_DRIVE];
static struct blk_mq_tag_set tag_sets[N_DRIVE];
-static struct block_device *opened_bdev[N_DRIVE];
+static struct gendisk *opened_disk[N_DRIVE];
static DEFINE_MUTEX(open_lock);
static struct floppy_raw_cmd *raw_cmd, default_raw_cmd;
@@ -3210,13 +3210,13 @@ static int floppy_raw_cmd_ioctl(int type, int drive, int cmd,
#endif
-static int invalidate_drive(struct block_device *bdev)
+static int invalidate_drive(struct gendisk *disk)
{
/* invalidate the buffer track to force a reread */
- set_bit((long)bdev->bd_disk->private_data, &fake_change);
+ set_bit((long)disk->private_data, &fake_change);
process_fd_request();
- if (bdev_check_media_change(bdev))
- floppy_revalidate(bdev->bd_disk);
+ if (disk_check_media_change(disk))
+ floppy_revalidate(disk);
return 0;
}
@@ -3251,10 +3251,11 @@ static int set_geometry(unsigned int cmd, struct floppy_struct *g,
floppy_type[type].size + 1;
process_fd_request();
for (cnt = 0; cnt < N_DRIVE; cnt++) {
- struct block_device *bdev = opened_bdev[cnt];
- if (!bdev || ITYPE(drive_state[cnt].fd_device) != type)
+ struct gendisk *disk = opened_disk[cnt];
+
+ if (!disk || ITYPE(drive_state[cnt].fd_device) != type)
continue;
- __invalidate_device(bdev, true);
+ __invalidate_device(disk->part0, true);
}
mutex_unlock(&open_lock);
} else {
@@ -3287,7 +3288,7 @@ static int set_geometry(unsigned int cmd, struct floppy_struct *g,
drive_state[current_drive].maxtrack ||
((user_params[drive].sect ^ oldStretch) &
(FD_SWAPSIDES | FD_SECTBASEMASK)))
- invalidate_drive(bdev);
+ invalidate_drive(bdev->bd_disk);
else
process_fd_request();
}
@@ -3393,8 +3394,8 @@ static bool valid_floppy_drive_params(const short autodetect[FD_AUTODETECT_SIZE]
return true;
}
-static int fd_locked_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd,
- unsigned long param)
+static int fd_locked_ioctl(struct block_device *bdev, blk_mode_t mode,
+ unsigned int cmd, unsigned long param)
{
int drive = (long)bdev->bd_disk->private_data;
int type = ITYPE(drive_state[drive].fd_device);
@@ -3427,7 +3428,8 @@ static int fd_locked_ioctl(struct block_device *bdev, fmode_t mode, unsigned int
return ret;
/* permission checks */
- if (((cmd & 0x40) && !(mode & (FMODE_WRITE | FMODE_WRITE_IOCTL))) ||
+ if (((cmd & 0x40) &&
+ !(mode & (BLK_OPEN_WRITE | BLK_OPEN_WRITE_IOCTL))) ||
((cmd & 0x80) && !capable(CAP_SYS_ADMIN)))
return -EPERM;
@@ -3464,7 +3466,7 @@ static int fd_locked_ioctl(struct block_device *bdev, fmode_t mode, unsigned int
current_type[drive] = NULL;
floppy_sizes[drive] = MAX_DISK_SIZE << 1;
drive_state[drive].keep_data = 0;
- return invalidate_drive(bdev);
+ return invalidate_drive(bdev->bd_disk);
case FDSETPRM:
case FDDEFPRM:
return set_geometry(cmd, &inparam.g, drive, type, bdev);
@@ -3503,7 +3505,7 @@ static int fd_locked_ioctl(struct block_device *bdev, fmode_t mode, unsigned int
case FDFLUSH:
if (lock_fdc(drive))
return -EINTR;
- return invalidate_drive(bdev);
+ return invalidate_drive(bdev->bd_disk);
case FDSETEMSGTRESH:
drive_params[drive].max_errors.reporting = (unsigned short)(param & 0x0f);
return 0;
@@ -3565,7 +3567,7 @@ static int fd_locked_ioctl(struct block_device *bdev, fmode_t mode, unsigned int
return 0;
}
-static int fd_ioctl(struct block_device *bdev, fmode_t mode,
+static int fd_ioctl(struct block_device *bdev, blk_mode_t mode,
unsigned int cmd, unsigned long param)
{
int ret;
@@ -3653,8 +3655,8 @@ struct compat_floppy_write_errors {
#define FDGETFDCSTAT32 _IOR(2, 0x15, struct compat_floppy_fdc_state)
#define FDWERRORGET32 _IOR(2, 0x17, struct compat_floppy_write_errors)
-static int compat_set_geometry(struct block_device *bdev, fmode_t mode, unsigned int cmd,
- struct compat_floppy_struct __user *arg)
+static int compat_set_geometry(struct block_device *bdev, blk_mode_t mode,
+ unsigned int cmd, struct compat_floppy_struct __user *arg)
{
struct floppy_struct v;
int drive, type;
@@ -3663,7 +3665,7 @@ static int compat_set_geometry(struct block_device *bdev, fmode_t mode, unsigned
BUILD_BUG_ON(offsetof(struct floppy_struct, name) !=
offsetof(struct compat_floppy_struct, name));
- if (!(mode & (FMODE_WRITE | FMODE_WRITE_IOCTL)))
+ if (!(mode & (BLK_OPEN_WRITE | BLK_OPEN_WRITE_IOCTL)))
return -EPERM;
memset(&v, 0, sizeof(struct floppy_struct));
@@ -3860,8 +3862,8 @@ static int compat_werrorget(int drive,
return 0;
}
-static int fd_compat_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd,
- unsigned long param)
+static int fd_compat_ioctl(struct block_device *bdev, blk_mode_t mode,
+ unsigned int cmd, unsigned long param)
{
int drive = (long)bdev->bd_disk->private_data;
switch (cmd) {
@@ -3962,7 +3964,7 @@ static void __init config_types(void)
pr_cont("\n");
}
-static void floppy_release(struct gendisk *disk, fmode_t mode)
+static void floppy_release(struct gendisk *disk)
{
int drive = (long)disk->private_data;
@@ -3973,7 +3975,7 @@ static void floppy_release(struct gendisk *disk, fmode_t mode)
drive_state[drive].fd_ref = 0;
}
if (!drive_state[drive].fd_ref)
- opened_bdev[drive] = NULL;
+ opened_disk[drive] = NULL;
mutex_unlock(&open_lock);
mutex_unlock(&floppy_mutex);
}
@@ -3983,9 +3985,9 @@ static void floppy_release(struct gendisk *disk, fmode_t mode)
* /dev/PS0 etc), and disallows simultaneous access to the same
* drive with different device numbers.
*/
-static int floppy_open(struct block_device *bdev, fmode_t mode)
+static int floppy_open(struct gendisk *disk, blk_mode_t mode)
{
- int drive = (long)bdev->bd_disk->private_data;
+ int drive = (long)disk->private_data;
int old_dev, new_dev;
int try;
int res = -EBUSY;
@@ -3994,7 +3996,7 @@ static int floppy_open(struct block_device *bdev, fmode_t mode)
mutex_lock(&floppy_mutex);
mutex_lock(&open_lock);
old_dev = drive_state[drive].fd_device;
- if (opened_bdev[drive] && opened_bdev[drive] != bdev)
+ if (opened_disk[drive] && opened_disk[drive] != disk)
goto out2;
if (!drive_state[drive].fd_ref && (drive_params[drive].flags & FD_BROKEN_DCL)) {
@@ -4004,7 +4006,7 @@ static int floppy_open(struct block_device *bdev, fmode_t mode)
drive_state[drive].fd_ref++;
- opened_bdev[drive] = bdev;
+ opened_disk[drive] = disk;
res = -ENXIO;
@@ -4038,7 +4040,7 @@ static int floppy_open(struct block_device *bdev, fmode_t mode)
}
}
- new_dev = MINOR(bdev->bd_dev);
+ new_dev = disk->first_minor;
drive_state[drive].fd_device = new_dev;
set_capacity(disks[drive][ITYPE(new_dev)], floppy_sizes[new_dev]);
if (old_dev != -1 && old_dev != new_dev) {
@@ -4048,21 +4050,20 @@ static int floppy_open(struct block_device *bdev, fmode_t mode)
if (fdc_state[FDC(drive)].rawcmd == 1)
fdc_state[FDC(drive)].rawcmd = 2;
-
- if (!(mode & FMODE_NDELAY)) {
- if (mode & (FMODE_READ|FMODE_WRITE)) {
+ if (!(mode & BLK_OPEN_NDELAY)) {
+ if (mode & (BLK_OPEN_READ | BLK_OPEN_WRITE)) {
drive_state[drive].last_checked = 0;
clear_bit(FD_OPEN_SHOULD_FAIL_BIT,
&drive_state[drive].flags);
- if (bdev_check_media_change(bdev))
- floppy_revalidate(bdev->bd_disk);
+ if (disk_check_media_change(disk))
+ floppy_revalidate(disk);
if (test_bit(FD_DISK_CHANGED_BIT, &drive_state[drive].flags))
goto out;
if (test_bit(FD_OPEN_SHOULD_FAIL_BIT, &drive_state[drive].flags))
goto out;
}
res = -EROFS;
- if ((mode & FMODE_WRITE) &&
+ if ((mode & BLK_OPEN_WRITE) &&
!test_bit(FD_DISK_WRITABLE_BIT, &drive_state[drive].flags))
goto out;
}
@@ -4073,7 +4074,7 @@ out:
drive_state[drive].fd_ref--;
if (!drive_state[drive].fd_ref)
- opened_bdev[drive] = NULL;
+ opened_disk[drive] = NULL;
out2:
mutex_unlock(&open_lock);
mutex_unlock(&floppy_mutex);
@@ -4147,7 +4148,7 @@ static int __floppy_read_block_0(struct block_device *bdev, int drive)
cbdata.drive = drive;
bio_init(&bio, bdev, &bio_vec, 1, REQ_OP_READ);
- bio_add_page(&bio, page, block_size(bdev), 0);
+ __bio_add_page(&bio, page, block_size(bdev), 0);
bio.bi_iter.bi_sector = 0;
bio.bi_flags |= (1 << BIO_QUIET);
@@ -4203,7 +4204,8 @@ static int floppy_revalidate(struct gendisk *disk)
drive_state[drive].generation++;
if (drive_no_geom(drive)) {
/* auto-sensing */
- res = __floppy_read_block_0(opened_bdev[drive], drive);
+ res = __floppy_read_block_0(opened_disk[drive]->part0,
+ drive);
} else {
if (cf)
poll_drive(false, FD_RAW_NEED_DISK);