Merge branch 'v2.6.37-rc2' into for-2.6.38/core

[pandora-kernel.git] / fs / partitions / check.c

diff --git a/fs/partitions/check.c b/fs/partitions/check.c
index 861ae84..12213f7 100644 (file)
--- a/fs/partitions/check.c
+++ b/fs/partitions/check.c
@@ -361,6 +361,7 @@ static void part_release(struct device *dev)
 {
        struct hd_struct *p = dev_to_part(dev);
        free_part_stats(p);
+       free_part_info(p);
        kfree(p);
 }
 
@@ -410,7 +411,8 @@ static DEVICE_ATTR(whole_disk, S_IRUSR | S_IRGRP | S_IROTH,
                   whole_disk_show, NULL);
 
 struct hd_struct *add_partition(struct gendisk *disk, int partno,
-                               sector_t start, sector_t len, int flags)
+                               sector_t start, sector_t len, int flags,
+                               struct partition_meta_info *info)
 {
        struct hd_struct *p;
        dev_t devt = MKDEV(0, 0);
@@ -447,6 +449,14 @@ struct hd_struct *add_partition(struct gendisk *disk, int partno,
        p->partno = partno;
        p->policy = get_disk_ro(disk);
 
+       if (info) {
+               struct partition_meta_info *pinfo = alloc_part_info(disk);
+               if (!pinfo)
+                       goto out_free_stats;
+               memcpy(pinfo, info, sizeof(*info));
+               p->info = pinfo;
+       }
+
        dname = dev_name(ddev);
        if (isdigit(dname[strlen(dname) - 1]))
                dev_set_name(pdev, "%sp%d", dname, partno);
@@ -460,7 +470,7 @@ struct hd_struct *add_partition(struct gendisk *disk, int partno,
 
        err = blk_alloc_devt(p, &devt);
        if (err)
-               goto out_free_stats;
+               goto out_free_info;
        pdev->devt = devt;
 
        /* delay uevent until 'holders' subdir is created */
@@ -490,6 +500,8 @@ struct hd_struct *add_partition(struct gendisk *disk, int partno,
 
        return p;
 
+out_free_info:
+       free_part_info(p);
 out_free_stats:
        free_part_stats(p);
 out_free:
@@ -522,14 +534,14 @@ void register_disk(struct gendisk *disk)
 
        if (device_add(ddev))
                return;
-#ifndef CONFIG_SYSFS_DEPRECATED
-       err = sysfs_create_link(block_depr, &ddev->kobj,
-                               kobject_name(&ddev->kobj));
-       if (err) {
-               device_del(ddev);
-               return;
+       if (!sysfs_deprecated) {
+               err = sysfs_create_link(block_depr, &ddev->kobj,
+                                       kobject_name(&ddev->kobj));
+               if (err) {
+                       device_del(ddev);
+                       return;
+               }
        }
-#endif
        disk->part0.holder_dir = kobject_create_and_add("holders", &ddev->kobj);
        disk->slave_dir = kobject_create_and_add("slaves", &ddev->kobj);
 
@@ -651,6 +663,7 @@ rescan:
        /* add partitions */
        for (p = 1; p < state->limit; p++) {
                sector_t size, from;
+               struct partition_meta_info *info = NULL;
 
                size = state->parts[p].size;
                if (!size)
@@ -684,8 +697,12 @@ rescan:
                                size = get_capacity(disk) - from;
                        }
                }
+
+               if (state->parts[p].has_info)
+                       info = &state->parts[p].info;
                part = add_partition(disk, p, from, size,
-                                    state->parts[p].flags);
+                                    state->parts[p].flags,
+                                    &state->parts[p].info);
                if (IS_ERR(part)) {
                        printk(KERN_ERR " %s: p%d could not be added: %ld\n",
                               disk->disk_name, p, -PTR_ERR(part));
@@ -746,8 +763,7 @@ void del_gendisk(struct gendisk *disk)
        kobject_put(disk->part0.holder_dir);
        kobject_put(disk->slave_dir);
        disk->driverfs_dev = NULL;
-#ifndef CONFIG_SYSFS_DEPRECATED
-       sysfs_remove_link(block_depr, dev_name(disk_to_dev(disk)));
-#endif
+       if (!sysfs_deprecated)
+               sysfs_remove_link(block_depr, dev_name(disk_to_dev(disk)));
        device_del(disk_to_dev(disk));
 }