AcoSail/kernel_optimize_test
8
0
Fork 0
forked from luck/tmp_suning_uos_patched
Code Pull Requests Activity

ubd: stop defintining MAJOR_NR

Browse Source 
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>
This commit is contained in:
Christoph Hellwig 2009-03-31 15:23:39 -07:00 committed by Linus Torvalds
parent bf9ed57d35
commit 792dd4fc31
1 changed files with 8 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
arch/um/drivers/ubd_kern.c
View 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);