X-Git-Url: http://pilppa.org/gitweb/?a=blobdiff_plain;f=fs%2Fpartitions%2Fcheck.c;h=51c6a748df4921947659abb114fc189f2508fa95;hb=35574764c7eafab4ec0aa92c18a78a51acc8a710;hp=7ef1f094de911998a88fe76bda393f136d60ec3c;hpb=66643de455c27973ac31ad6de9f859d399916842;p=linux-2.6-omap-h63xx.git

diff --git a/fs/partitions/check.c b/fs/partitions/check.c
index 7ef1f094de9..51c6a748df4 100644
--- a/fs/partitions/check.c
+++ b/fs/partitions/check.c
@@ -18,10 +18,8 @@
 #include <linux/fs.h>
 #include <linux/kmod.h>
 #include <linux/ctype.h>
-#include <linux/devfs_fs_kernel.h>
 
 #include "check.h"
-#include "devfs.h"
 
 #include "acorn.h"
 #include "amiga.h"
@@ -161,18 +159,11 @@ check_partition(struct gendisk *hd, struct block_device *bdev)
 	if (!state)
 		return NULL;
 
-#ifdef CONFIG_DEVFS_FS
-	if (hd->devfs_name[0] != '\0') {
-		printk(KERN_INFO " /dev/%s:", hd->devfs_name);
+	disk_name(hd, 0, state->name);
+	printk(KERN_INFO " %s:", state->name);
+	if (isdigit(state->name[strlen(state->name)-1]))
 		sprintf(state->name, "p");
-	}
-#endif
-	else {
-		disk_name(hd, 0, state->name);
-		printk(KERN_INFO " %s:", state->name);
-		if (isdigit(state->name[strlen(state->name)-1]))
-			sprintf(state->name, "p");
-	}
+
 	state->limit = hd->minors;
 	i = res = 0;
 	while (!res && check_part[i]) {
@@ -328,7 +319,7 @@ void delete_partition(struct gendisk *disk, int part)
 	p->nr_sects = 0;
 	p->ios[0] = p->ios[1] = 0;
 	p->sectors[0] = p->sectors[1] = 0;
-	devfs_remove("%s/part%d", disk->devfs_name, part);
+	sysfs_remove_link(&p->kobj, "subsystem");
 	if (p->holder_dir)
 		kobject_unregister(p->holder_dir);
 	kobject_uevent(&p->kobj, KOBJ_REMOVE);
@@ -348,10 +339,7 @@ void add_partition(struct gendisk *disk, int part, sector_t start, sector_t len)
 	p->start_sect = start;
 	p->nr_sects = len;
 	p->partno = part;
-
-	devfs_mk_bdev(MKDEV(disk->major, disk->first_minor + part),
-			S_IFBLK|S_IRUSR|S_IWUSR,
-			"%s/part%d", disk->devfs_name, part);
+	p->policy = disk->policy;
 
 	if (isdigit(disk->kobj.name[strlen(disk->kobj.name)-1]))
 		snprintf(p->kobj.name,KOBJ_NAME_LEN,"%sp%d",disk->kobj.name,part);
@@ -363,6 +351,7 @@ void add_partition(struct gendisk *disk, int part, sector_t start, sector_t len)
 	kobject_add(&p->kobj);
 	if (!disk->part_uevent_suppress)
 		kobject_uevent(&p->kobj, KOBJ_ADD);
+	sysfs_create_link(&p->kobj, &block_subsys.kset.kobj, "subsystem");
 	partition_sysfs_add_subdir(p);
 	disk->part[part-1] = p;
 }
@@ -398,6 +387,7 @@ static void disk_sysfs_symlinks(struct gendisk *disk)
 			kfree(disk_name);
 		}
 	}
+	sysfs_create_link(&disk->kobj, &block_subsys.kset.kobj, "subsystem");
 }
 
 /* Not exported, helper to add_disk(). */
@@ -420,14 +410,8 @@ void register_disk(struct gendisk *disk)
  	disk_sysfs_add_subdirs(disk);
 
 	/* No minors to use for partitions */
-	if (disk->minors == 1) {
-		if (disk->devfs_name[0] != '\0')
-			devfs_add_disk(disk);
+	if (disk->minors == 1)
 		goto exit;
-	}
-
-	/* always add handle for the whole disk */
-	devfs_add_partitioned(disk);
 
 	/* No such device (e.g., media were just removed) */
 	if (!get_capacity(disk))
@@ -481,6 +465,10 @@ int rescan_partitions(struct gendisk *disk, struct block_device *bdev)
 		sector_t from = state->parts[p].from;
 		if (!size)
 			continue;
+		if (from + size > get_capacity(disk)) {
+			printk(" %s: p%d exceeds device capacity\n",
+				disk->disk_name, p);
+		}
 		add_partition(disk, p, from, size);
 #ifdef CONFIG_BLK_DEV_MD
 		if (state->parts[p].flags)
@@ -496,8 +484,8 @@ unsigned char *read_dev_sector(struct block_device *bdev, sector_t n, Sector *p)
 	struct address_space *mapping = bdev->bd_inode->i_mapping;
 	struct page *page;
 
-	page = read_cache_page(mapping, (pgoff_t)(n >> (PAGE_CACHE_SHIFT-9)),
-			(filler_t *)mapping->a_ops->readpage, NULL);
+	page = read_mapping_page(mapping, (pgoff_t)(n >> (PAGE_CACHE_SHIFT-9)),
+				 NULL);
 	if (!IS_ERR(page)) {
 		wait_on_page_locked(page);
 		if (!PageUptodate(page))
@@ -531,8 +519,6 @@ void del_gendisk(struct gendisk *disk)
 	disk_stat_set_all(disk, 0);
 	disk->stamp = 0;
 
-	devfs_remove_disk(disk);
-
 	kobject_uevent(&disk->kobj, KOBJ_REMOVE);
 	if (disk->holder_dir)
 		kobject_unregister(disk->holder_dir);
@@ -548,5 +534,6 @@ void del_gendisk(struct gendisk *disk)
 		put_device(disk->driverfs_dev);
 		disk->driverfs_dev = NULL;
 	}
+	sysfs_remove_link(&disk->kobj, "subsystem");
 	kobject_del(&disk->kobj);
 }