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linux-sg2042
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ide-disk: use to_ide_drv() and ide_drv_g() 

There should be no functional changes caused by this patch.

Cc: Borislav Petkov <petkovbb@gmail.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Bartlomiej Zolnierkiewicz 2008-10-17 18:09:09 +02:00
parent 9c3ba7692b
commit d7e7475968
3 changed files with 7 additions and 12 deletions
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14
drivers/ide/ide-disk.c
View File

@ -49,8 +49,6 @@
static DEFINE_MUTEX(idedisk_ref_mutex); static DEFINE_MUTEX(idedisk_ref_mutex);
#define to_ide_disk(obj) container_of(obj, struct ide_disk_obj, kref)
static void ide_disk_release(struct kref *); static void ide_disk_release(struct kref *);
static struct ide_disk_obj *ide_disk_get(struct gendisk *disk) static struct ide_disk_obj *ide_disk_get(struct gendisk *disk)
@ -58,7 +56,7 @@ static struct ide_disk_obj *ide_disk_get(struct gendisk *disk)
struct ide_disk_obj *idkp = NULL; struct ide_disk_obj *idkp = NULL;
mutex_lock(&idedisk_ref_mutex); mutex_lock(&idedisk_ref_mutex);
idkp = ide_disk_g(disk); idkp = ide_drv_g(disk, ide_disk_obj);
if (idkp) { if (idkp) {
if (ide_device_get(idkp->drive)) if (ide_device_get(idkp->drive))
idkp = NULL; idkp = NULL;
@ -746,7 +744,7 @@ static void ide_disk_remove(ide_drive_t *drive)
static void ide_disk_release(struct kref *kref) static void ide_disk_release(struct kref *kref)
{ {
struct ide_disk_obj *idkp = to_ide_disk(kref); struct ide_disk_obj *idkp = to_ide_drv(kref, ide_disk_obj);
ide_drive_t *drive = idkp->drive; ide_drive_t *drive = idkp->drive;
struct gendisk *g = idkp->disk; struct gendisk *g = idkp->disk;
@ -858,7 +856,7 @@ static int idedisk_open(struct inode *inode, struct file *filp)
static int idedisk_release(struct inode *inode, struct file *filp) static int idedisk_release(struct inode *inode, struct file *filp)
{ {
struct gendisk *disk = inode->i_bdev->bd_disk; struct gendisk *disk = inode->i_bdev->bd_disk;
struct ide_disk_obj *idkp = ide_disk_g(disk); struct ide_disk_obj *idkp = ide_drv_g(disk, ide_disk_obj);
ide_drive_t *drive = idkp->drive; ide_drive_t *drive = idkp->drive;
if (idkp->openers == 1) if (idkp->openers == 1)
@ -879,7 +877,7 @@ static int idedisk_release(struct inode *inode, struct file *filp)
static int idedisk_getgeo(struct block_device *bdev, struct hd_geometry *geo) static int idedisk_getgeo(struct block_device *bdev, struct hd_geometry *geo)
{ {
struct ide_disk_obj *idkp = ide_disk_g(bdev->bd_disk); struct ide_disk_obj *idkp = ide_drv_g(bdev->bd_disk, ide_disk_obj);
ide_drive_t *drive = idkp->drive; ide_drive_t *drive = idkp->drive;
geo->heads = drive->bios_head; geo->heads = drive->bios_head;
@ -890,7 +888,7 @@ static int idedisk_getgeo(struct block_device *bdev, struct hd_geometry *geo)
static int idedisk_media_changed(struct gendisk *disk) static int idedisk_media_changed(struct gendisk *disk)
{ {
struct ide_disk_obj *idkp = ide_disk_g(disk); struct ide_disk_obj *idkp = ide_drv_g(disk, ide_disk_obj);
ide_drive_t *drive = idkp->drive; ide_drive_t *drive = idkp->drive;
/* do not scan partitions twice if this is a removable device */ /* do not scan partitions twice if this is a removable device */
@ -905,7 +903,7 @@ static int idedisk_media_changed(struct gendisk *disk)
static int idedisk_revalidate_disk(struct gendisk *disk) static int idedisk_revalidate_disk(struct gendisk *disk)
{ {
struct ide_disk_obj *idkp = ide_disk_g(disk); struct ide_disk_obj *idkp = ide_drv_g(disk, ide_disk_obj);
set_capacity(disk, ide_disk_capacity(idkp->drive)); set_capacity(disk, ide_disk_capacity(idkp->drive));
return 0; return 0;
} }

3
drivers/ide/ide-disk.h
View File

@ -9,9 +9,6 @@ struct ide_disk_obj {
unsigned int openers; /* protected by BKL for now */ unsigned int openers; /* protected by BKL for now */
}; };
#define ide_disk_g(disk) \
container_of((disk)->private_data, struct ide_disk_obj, driver)
/* ide-disk.c */ /* ide-disk.c */
sector_t ide_disk_capacity(ide_drive_t *); sector_t ide_disk_capacity(ide_drive_t *);
ide_decl_devset(address); ide_decl_devset(address);

2
drivers/ide/ide-disk_ioctl.c
View File

@ -17,7 +17,7 @@ int ide_disk_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg) unsigned int cmd, unsigned long arg)
{ {
struct block_device *bdev = inode->i_bdev; struct block_device *bdev = inode->i_bdev;
struct ide_disk_obj *idkp = ide_disk_g(bdev->bd_disk); struct ide_disk_obj *idkp = ide_drv_g(bdev->bd_disk, ide_disk_obj);
ide_drive_t *drive = idkp->drive; ide_drive_t *drive = idkp->drive;
int err; int err;