ubd: stop defintining MAJOR_NR
authorChristoph Hellwig <hch@lst.de>
Tue, 31 Mar 2009 22:23:39 +0000 (15:23 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Wed, 1 Apr 2009 15:59:16 +0000 (08:59 -0700)
MAJOR_NR isn't needed anymore since very early 2.5 kernels.

[akpm@linux-foundation.org: coding-style fixes]
Signed-off-by: Christoph Hellwig <hch@lst.de>
Cc: Jeff Dike <jdike@addtoit.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
arch/um/drivers/ubd_kern.c

index 0a868118cf06b2bb2aece4afbbd89d18228d43dc..d42f826a8ab9f009fe5f06d5133e0e8d578799f1 100644 (file)
@@ -17,7 +17,6 @@
  * James McMechan
  */
 
-#define MAJOR_NR UBD_MAJOR
 #define UBD_SHIFT 4
 
 #include "linux/kernel.h"
@@ -115,7 +114,7 @@ static struct block_device_operations ubd_blops = {
 };
 
 /* Protected by ubd_lock */
-static int fake_major = MAJOR_NR;
+static int fake_major = UBD_MAJOR;
 static struct gendisk *ubd_gendisk[MAX_DEV];
 static struct gendisk *fake_gendisk[MAX_DEV];
 
@@ -299,7 +298,7 @@ static int ubd_setup_common(char *str, int *index_out, char **error_out)
                }
 
                mutex_lock(&ubd_lock);
-               if(fake_major != MAJOR_NR){
+               if (fake_major != UBD_MAJOR) {
                        *error_out = "Can't assign a fake major twice";
                        goto out1;
                }
@@ -818,13 +817,13 @@ static int ubd_disk_register(int major, u64 size, int unit,
        disk->first_minor = unit << UBD_SHIFT;
        disk->fops = &ubd_blops;
        set_capacity(disk, size / 512);
-       if(major == MAJOR_NR)
+       if (major == UBD_MAJOR)
                sprintf(disk->disk_name, "ubd%c", 'a' + unit);
        else
                sprintf(disk->disk_name, "ubd_fake%d", unit);
 
        /* sysfs register (not for ide fake devices) */
-       if (major == MAJOR_NR) {
+       if (major == UBD_MAJOR) {
                ubd_devs[unit].pdev.id   = unit;
                ubd_devs[unit].pdev.name = DRIVER_NAME;
                ubd_devs[unit].pdev.dev.release = ubd_device_release;
@@ -871,13 +870,13 @@ static int ubd_add(int n, char **error_out)
        ubd_dev->queue->queuedata = ubd_dev;
 
        blk_queue_max_hw_segments(ubd_dev->queue, MAX_SG);
-       err = ubd_disk_register(MAJOR_NR, ubd_dev->size, n, &ubd_gendisk[n]);
+       err = ubd_disk_register(UBD_MAJOR, ubd_dev->size, n, &ubd_gendisk[n]);
        if(err){
                *error_out = "Failed to register device";
                goto out_cleanup;
        }
 
-       if(fake_major != MAJOR_NR)
+       if (fake_major != UBD_MAJOR)
                ubd_disk_register(fake_major, ubd_dev->size, n,
                                  &fake_gendisk[n]);
 
@@ -1059,10 +1058,10 @@ static int __init ubd_init(void)
        char *error;
        int i, err;
 
-       if (register_blkdev(MAJOR_NR, "ubd"))
+       if (register_blkdev(UBD_MAJOR, "ubd"))
                return -1;
 
-       if (fake_major != MAJOR_NR) {
+       if (fake_major != UBD_MAJOR) {
                char name[sizeof("ubd_nnn\0")];
 
                snprintf(name, sizeof(name), "ubd_%d", fake_major);