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Commit 3dbd8c2e authored by Christoph Hellwig's avatar Christoph Hellwig Committed by NeilBrown
Browse files

md: stop defining MAJOR_NR 



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: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarNeilBrown <neilb@suse.de>
parent 3f9d99c1

drivers/md/md.c

+5 −7
Original line number Diff line number Diff line
@@ -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);