[PATCH] devfs: Remove devfs support from the ide subsystem.

Also removes the ide drive devfs_name field as it's no longer needed

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

6 files changed, 1 insertions, 37 deletions

diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c
index 99fa42402e71..bfafd4846a08 100644
--- a/drivers/ide/ide-cd.c
+++ b/drivers/ide/ide-cd.c
@@ -3527,8 +3527,6 @@ static int ide_cd_probe(ide_drive_t *drive)
         drive->driver_data = info;
 
         g->minors = 1;
-        snprintf(g->devfs_name, sizeof(g->devfs_name),
-                        "%s/cd", drive->devfs_name);
         g->driverfs_dev = &drive->gendev;
         g->flags = GENHD_FL_CD | GENHD_FL_REMOVABLE;
         if (ide_cdrom_setup(drive)) {
diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c
index a5017de72da5..d79526320717 100644
--- a/drivers/ide/ide-disk.c
+++ b/drivers/ide/ide-disk.c
@@ -1018,7 +1018,6 @@ static void ide_disk_release(struct kref *kref)
         struct gendisk *g = idkp->disk;
 
         drive->driver_data = NULL;
-        drive->devfs_name[0] = '\0';
         g->private_data = NULL;
         put_disk(g);
         kfree(idkp);
@@ -1222,7 +1221,6 @@ static int ide_disk_probe(ide_drive_t *drive)
                 drive->attach = 1;
 
         g->minors = 1 << PARTN_BITS;
-        strcpy(g->devfs_name, drive->devfs_name);
         g->driverfs_dev = &drive->gendev;
         g->flags = drive->removable ? GENHD_FL_REMOVABLE : 0;
         set_capacity(g, idedisk_capacity(drive));
diff --git a/drivers/ide/ide-floppy.c b/drivers/ide/ide-floppy.c
index 4656587aa2f7..68628327c0f5 100644
--- a/drivers/ide/ide-floppy.c
+++ b/drivers/ide/ide-floppy.c
@@ -2176,7 +2176,6 @@ static int ide_floppy_probe(ide_drive_t *drive)
 
         g->minors = 1 << PARTN_BITS;
         g->driverfs_dev = &drive->gendev;
-        strcpy(g->devfs_name, drive->devfs_name);
         g->flags = drive->removable ? GENHD_FL_REMOVABLE : 0;
         g->fops = &idefloppy_ops;
         drive->attach = 1;
diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c
index 9ebf8ae2a5e3..0d5038a28560 100644
--- a/drivers/ide/ide-probe.c
+++ b/drivers/ide/ide-probe.c
@@ -47,7 +47,6 @@
 #include <linux/slab.h>
 #include <linux/delay.h>
 #include <linux/ide.h>
-#include <linux/devfs_fs_kernel.h>
 #include <linux/spinlock.h>
 #include <linux/kmod.h>
 #include <linux/pci.h>
@@ -1279,10 +1278,6 @@ static void drive_release_dev (struct device *dev)
         ide_drive_t *drive = container_of(dev, ide_drive_t, gendev);
 
         spin_lock_irq(&ide_lock);
-        if (drive->devfs_name[0] != '\0') {
-                devfs_remove(drive->devfs_name);
-                drive->devfs_name[0] = '\0';
-        }
         ide_remove_drive_from_hwgroup(drive);
         kfree(drive->id);
         drive->id = NULL;
@@ -1316,12 +1311,6 @@ static void init_gendisk (ide_hwif_t *hwif)
                 drive->gendev.bus = &ide_bus_type;
                 drive->gendev.driver_data = drive;
                 drive->gendev.release = drive_release_dev;
-                if (drive->present) {
-                        sprintf(drive->devfs_name, "ide/host%d/bus%d/target%d/lun%d",
-                                (hwif->channel && hwif->mate) ?
-                                hwif->mate->index : hwif->index,
-                                hwif->channel, unit, drive->lun);
-                }
         }
         blk_register_region(MKDEV(hwif->major, 0), MAX_DRIVES << PARTN_BITS,
                         THIS_MODULE, ata_probe, ata_lock, hwif);
diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c
index 09f3a7dab28a..4b91101e12b7 100644
--- a/drivers/ide/ide-tape.c
+++ b/drivers/ide/ide-tape.c
@@ -435,7 +435,6 @@
 #include <linux/interrupt.h>
 #include <linux/jiffies.h>
 #include <linux/major.h>
-#include <linux/devfs_fs_kernel.h>
 #include <linux/errno.h>
 #include <linux/genhd.h>
 #include <linux/slab.h>
@@ -4726,9 +4725,6 @@ static void ide_tape_release(struct kref *kref)
                         MKDEV(IDETAPE_MAJOR, tape->minor));
         class_device_destroy(idetape_sysfs_class,
                         MKDEV(IDETAPE_MAJOR, tape->minor + 128));
-        devfs_remove("%s/mt", drive->devfs_name);
-        devfs_remove("%s/mtn", drive->devfs_name);
-        devfs_unregister_tape(g->number);
         idetape_devs[tape->minor] = NULL;
         g->private_data = NULL;
         put_disk(g);
@@ -4902,14 +4898,6 @@ static int ide_tape_probe(ide_drive_t *drive)
         class_device_create(idetape_sysfs_class, NULL,
                         MKDEV(IDETAPE_MAJOR, minor + 128), &drive->gendev, "n%s", tape->name);
 
-        devfs_mk_cdev(MKDEV(HWIF(drive)->major, minor),
-                        S_IFCHR | S_IRUGO | S_IWUGO,
-                        "%s/mt", drive->devfs_name);
-        devfs_mk_cdev(MKDEV(HWIF(drive)->major, minor + 128),
-                        S_IFCHR | S_IRUGO | S_IWUGO,
-                        "%s/mtn", drive->devfs_name);
-
-        g->number = devfs_register_tape(drive->devfs_name);
         g->fops = &idetape_block_ops;
         ide_register_region(g);
 
diff --git a/drivers/ide/ide.c b/drivers/ide/ide.c
index 59fe358048b3..1cdf44205162 100644
--- a/drivers/ide/ide.c
+++ b/drivers/ide/ide.c
@@ -147,7 +147,6 @@
 #include <linux/pci.h>
 #include <linux/delay.h>
 #include <linux/ide.h>
-#include <linux/devfs_fs_kernel.h>
 #include <linux/completion.h>
 #include <linux/reboot.h>
 #include <linux/cdrom.h>
@@ -592,13 +591,8 @@ void ide_unregister(unsigned int index)
                 goto abort;
         for (unit = 0; unit < MAX_DRIVES; ++unit) {
                 drive = &hwif->drives[unit];
-                if (!drive->present) {
-                        if (drive->devfs_name[0] != '\0') {
-                                devfs_remove(drive->devfs_name);
-                                drive->devfs_name[0] = '\0';
-                        }
+                if (!drive->present)
                         continue;
-                }
                 spin_unlock_irq(&ide_lock);
                 device_unregister(&drive->gendev);
                 wait_for_completion(&drive->gendev_rel_comp);
@@ -1996,7 +1990,6 @@ EXPORT_SYMBOL_GPL(ide_bus_type);
 static int __init ide_init(void)
 {
         printk(KERN_INFO "Uniform Multi-Platform E-IDE driver " REVISION "\n");
-        devfs_mk_dir("ide");
         system_bus_speed = ide_system_bus_speed();
 
         bus_register(&ide_bus_type);
@@ -2074,7 +2067,6 @@ void cleanup_module (void)
 #ifdef CONFIG_PROC_FS
         proc_ide_destroy();
 #endif
-        devfs_remove("ide");
 
         bus_unregister(&ide_bus_type);
 }