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| author |   Christoph Hellwig <hch@lst.de> | 2020-11-24 12:01:45 +0100 |
|---|---|---|
| committer |   Jens Axboe <axboe@kernel.dk> | 2020-12-01 14:53:40 -0700 |
| commit | 231926dbf0f084211e4ec4f4c006f0bf1f47809a (patch) | |
| tree | 77076293127f7e2b7f216f5b6b63e72cb97f97f1 /block/partitions | |
| parent | block: move the start_sect field to struct block_device (diff) | |
| download | linux-dev-231926dbf0f084211e4ec4f4c006f0bf1f47809a.tar.xz linux-dev-231926dbf0f084211e4ec4f4c006f0bf1f47809a.zip | |
block: move the partition_meta_info to struct block_device
Move the partition_meta_info to struct block_device in preparation for
killing struct hd_struct.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jan Kara <jack@suse.cz>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/partitions')
| -rw-r--r-- | block/partitions/core.c | 18 |
1 files changed, 7 insertions, 11 deletions
diff --git a/block/partitions/core.c b/block/partitions/core.c index 460a745812c6..07df9ff55462 100644 --- a/block/partitions/core.c +++ b/block/partitions/core.c @@ -275,8 +275,9 @@ static int part_uevent(struct device *dev, struct kobj_uevent_env *env) struct hd_struct *part = dev_to_part(dev); add_uevent_var(env, "PARTN=%u", part->partno); - if (part->info && part->info->volname[0]) - add_uevent_var(env, "PARTNAME=%s", part->info->volname); + if (part->bdev->bd_meta_info && part->bdev->bd_meta_info->volname[0]) + add_uevent_var(env, "PARTNAME=%s", + part->bdev->bd_meta_info->volname); return 0; } @@ -422,13 +423,10 @@ static struct hd_struct *add_partition(struct gendisk *disk, int partno, p->policy = get_disk_ro(disk); if (info) { - struct partition_meta_info *pinfo; - - pinfo = kzalloc_node(sizeof(*pinfo), GFP_KERNEL, disk->node_id); - if (!pinfo) + err = -ENOMEM; + bdev->bd_meta_info = kmemdup(info, sizeof(*info), GFP_KERNEL); + if (!bdev->bd_meta_info) goto out_bdput; - memcpy(pinfo, info, sizeof(*info)); - p->info = pinfo; } dname = dev_name(ddev); @@ -444,7 +442,7 @@ static struct hd_struct *add_partition(struct gendisk *disk, int partno, err = blk_alloc_devt(p, &devt); if (err) - goto out_free_info; + goto out_bdput; pdev->devt = devt; /* delay uevent until 'holders' subdir is created */ @@ -481,8 +479,6 @@ static struct hd_struct *add_partition(struct gendisk *disk, int partno, kobject_uevent(&pdev->kobj, KOBJ_ADD); return p; -out_free_info: - kfree(p->info); out_bdput: bdput(bdev); out_free: |