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authorAl Viro <viro@zeniv.linux.org.uk>2008-03-02 10:41:04 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2008-10-21 07:48:48 -0400
commit0338e29178795f0df0e1f3705b5d3effe9c95ff7 (patch)
tree414932bfdf1052d84f9ddf1c9513e2a78c188558 /drivers/scsi/sd.c
parent3e3c9c6f3d31ac6eca7ec59f28f3cbc2ee45ff6e (diff)
[PATCH] switch sd
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'drivers/scsi/sd.c')
-rw-r--r--drivers/scsi/sd.c41
1 files changed, 17 insertions, 24 deletions
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index c8b95e8d285..43f34c73df1 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -609,17 +609,15 @@ static int sd_prep_fn(struct request_queue *q, struct request *rq)
* In the latter case @inode and @filp carry an abridged amount
* of information as noted above.
**/
-static int sd_open(struct inode *inode, struct file *filp)
+static int sd_open(struct block_device *bdev, fmode_t mode)
{
- struct gendisk *disk = inode->i_bdev->bd_disk;
- struct scsi_disk *sdkp;
+ struct scsi_disk *sdkp = scsi_disk_get(bdev->bd_disk);
struct scsi_device *sdev;
int retval;
- if (!(sdkp = scsi_disk_get(disk)))
+ if (!sdkp)
return -ENXIO;
-
SCSI_LOG_HLQUEUE(3, sd_printk(KERN_INFO, sdkp, "sd_open\n"));
sdev = sdkp->device;
@@ -633,14 +631,13 @@ static int sd_open(struct inode *inode, struct file *filp)
goto error_out;
if (sdev->removable || sdkp->write_prot)
- check_disk_change(inode->i_bdev);
+ check_disk_change(bdev);
/*
* If the drive is empty, just let the open fail.
*/
retval = -ENOMEDIUM;
- if (sdev->removable && !sdkp->media_present &&
- !(filp->f_mode & FMODE_NDELAY))
+ if (sdev->removable && !sdkp->media_present && !(mode & FMODE_NDELAY))
goto error_out;
/*
@@ -648,7 +645,7 @@ static int sd_open(struct inode *inode, struct file *filp)
* if the user expects to be able to write to the thing.
*/
retval = -EROFS;
- if (sdkp->write_prot && (filp->f_mode & FMODE_WRITE))
+ if (sdkp->write_prot && (mode & FMODE_WRITE))
goto error_out;
/*
@@ -684,9 +681,8 @@ error_out:
* Note: may block (uninterruptible) if error recovery is underway
* on this disk.
**/
-static int sd_release(struct inode *inode, struct file *filp)
+static int sd_release(struct gendisk *disk, fmode_t mode)
{
- struct gendisk *disk = inode->i_bdev->bd_disk;
struct scsi_disk *sdkp = scsi_disk(disk);
struct scsi_device *sdev = sdkp->device;
@@ -743,10 +739,9 @@ static int sd_getgeo(struct block_device *bdev, struct hd_geometry *geo)
* Note: most ioctls are forward onto the block subsystem or further
* down in the scsi subsystem.
**/
-static int sd_ioctl(struct inode * inode, struct file * filp,
+static int sd_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long arg)
{
- struct block_device *bdev = inode->i_bdev;
struct gendisk *disk = bdev->bd_disk;
struct scsi_device *sdp = scsi_disk(disk)->device;
void __user *p = (void __user *)arg;
@@ -762,7 +757,7 @@ static int sd_ioctl(struct inode * inode, struct file * filp,
* access to the device is prohibited.
*/
error = scsi_nonblockable_ioctl(sdp, cmd, p,
- filp ? filp->f_flags & O_NDELAY : 0);
+ (mode & FMODE_NDELAY_NOW) != 0);
if (!scsi_block_when_processing_errors(sdp) || !error)
return error;
@@ -776,8 +771,7 @@ static int sd_ioctl(struct inode * inode, struct file * filp,
case SCSI_IOCTL_GET_BUS_NUMBER:
return scsi_ioctl(sdp, cmd, p);
default:
- error = scsi_cmd_ioctl(disk->queue, disk,
- filp ? filp->f_mode : 0, cmd, p);
+ error = scsi_cmd_ioctl(disk->queue, disk, mode, cmd, p);
if (error != -ENOTTY)
return error;
}
@@ -930,11 +924,10 @@ static void sd_rescan(struct device *dev)
* This gets directly called from VFS. When the ioctl
* is not recognized we go back to the other translation paths.
*/
-static long sd_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
+static int sd_compat_ioctl(struct block_device *bdev, fmode_t mode,
+ unsigned int cmd, unsigned long arg)
{
- struct block_device *bdev = file->f_path.dentry->d_inode->i_bdev;
- struct gendisk *disk = bdev->bd_disk;
- struct scsi_device *sdev = scsi_disk(disk)->device;
+ struct scsi_device *sdev = scsi_disk(bdev->bd_disk)->device;
/*
* If we are in the middle of error recovery, don't let anyone
@@ -962,12 +955,12 @@ static long sd_compat_ioctl(struct file *file, unsigned int cmd, unsigned long a
static struct block_device_operations sd_fops = {
.owner = THIS_MODULE,
- .__open = sd_open,
- .__release = sd_release,
- .__ioctl = sd_ioctl,
+ .open = sd_open,
+ .release = sd_release,
+ .locked_ioctl = sd_ioctl,
.getgeo = sd_getgeo,
#ifdef CONFIG_COMPAT
- .__compat_ioctl = sd_compat_ioctl,
+ .compat_ioctl = sd_compat_ioctl,
#endif
.media_changed = sd_media_changed,
.revalidate_disk = sd_revalidate_disk,