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md: stop defining MAJOR_NR

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MAJOR_NR was only required for magic in linux/blk.h in 2.4 or earlier
kernels, so no need to keep it around.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: NeilBrown <neilb@suse.de>
This commit is contained in:
Christoph Hellwig 2009-03-31 14:27:02 +11:00 committed by NeilBrown
parent 3f9d99c12a
commit 3dbd8c2e3f
1 changed files with 5 additions and 7 deletions
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12
drivers/md/md.c
View file

@ -46,8 +46,6 @@
#include <linux/file.h>
#include <linux/delay.h>
#define MAJOR_NR MD_MAJOR
/* 63 partitions with the alternate major number (mdp) */
#define MdpMinorShift 6
@ -6503,13 +6501,13 @@ static void md_geninit(void)
static int __init md_init(void)
{
if (register_blkdev(MAJOR_NR, "md"))
if (register_blkdev(MD_MAJOR, "md"))
return -1;
if ((mdp_major=register_blkdev(0, "mdp"))<=0) {
unregister_blkdev(MAJOR_NR, "md");
unregister_blkdev(MD_MAJOR, "md");
return -1;
}
blk_register_region(MKDEV(MAJOR_NR, 0), 1UL<<MINORBITS, THIS_MODULE,
blk_register_region(MKDEV(MD_MAJOR, 0), 1UL<<MINORBITS, THIS_MODULE,
md_probe, NULL, NULL);
blk_register_region(MKDEV(mdp_major, 0), 1UL<<MINORBITS, THIS_MODULE,
md_probe, NULL, NULL);
@ -6595,10 +6593,10 @@ static __exit void md_exit(void)
mddev_t *mddev;
struct list_head *tmp;
blk_unregister_region(MKDEV(MAJOR_NR,0), 1U << MINORBITS);
blk_unregister_region(MKDEV(MD_MAJOR,0), 1U << MINORBITS);
blk_unregister_region(MKDEV(mdp_major,0), 1U << MINORBITS);
unregister_blkdev(MAJOR_NR,"md");
unregister_blkdev(MD_MAJOR,"md");
unregister_blkdev(mdp_major, "mdp");
unregister_reboot_notifier(&md_notifier);
unregister_sysctl_table(raid_table_header);