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OpenCloudOS-Kernel
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[PATCH] switch dcssblk 

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2008-03-02 10:37:41 -05:00
parent 57a7c0bca0
commit 46d74326e6
1 changed files with 10 additions and 11 deletions
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21
drivers/s390/block/dcssblk.c
View File

@ -31,8 +31,8 @@
#define PRINT_WARN(x...) printk(KERN_WARNING DCSSBLK_NAME " warning: " x)
#define PRINT_ERR(x...) printk(KERN_ERR DCSSBLK_NAME " error: " x)
static int dcssblk_open(struct inode *inode, struct file *filp);
static int dcssblk_release(struct inode *inode, struct file *filp);
static int dcssblk_open(struct block_device *bdev, fmode_t mode);
static int dcssblk_release(struct gendisk *disk, fmode_t mode);
static int dcssblk_make_request(struct request_queue *q, struct bio *bio);
static int dcssblk_direct_access(struct block_device *bdev, sector_t secnum,
void **kaddr, unsigned long *pfn);
@ -42,8 +42,8 @@ static char dcssblk_segments[DCSSBLK_PARM_LEN] = "\0";
static int dcssblk_major;
static struct block_device_operations dcssblk_devops = {
.owner = THIS_MODULE,
.__open = dcssblk_open,
.__release = dcssblk_release,
.open = dcssblk_open,
.release = dcssblk_release,
.direct_access = dcssblk_direct_access,
};
@ -776,32 +776,31 @@ out_buf:
}
static int
dcssblk_open(struct inode *inode, struct file *filp)
dcssblk_open(struct block_device *bdev, fmode_t mode)
{
struct dcssblk_dev_info *dev_info;
int rc;
dev_info = inode->i_bdev->bd_disk->private_data;
dev_info = bdev->bd_disk->private_data;
if (NULL == dev_info) {
rc = -ENODEV;
goto out;
}
atomic_inc(&dev_info->use_count);
inode->i_bdev->bd_block_size = 4096;
bdev->bd_block_size = 4096;
rc = 0;
out:
return rc;
}
static int
dcssblk_release(struct inode *inode, struct file *filp)
dcssblk_release(struct gendisk *disk, fmode_t mode)
{
struct dcssblk_dev_info *dev_info;
struct dcssblk_dev_info *dev_info = disk->private_data;
struct segment_info *entry;
int rc;
dev_info = inode->i_bdev->bd_disk->private_data;
if (NULL == dev_info) {
if (!dev_info) {
rc = -ENODEV;
goto out;
}