NVMe: Reread partitions on metadata formats
This patch has the driver automatically reread partitions if a namespace has a separate metadata format. Previously revalidating a disk was sufficient to get the correct capacity set on such formatted drives, but partitions that may exist would not have been surfaced. Reported-by: Paul Grabinar <paul.grabinar@ranbarg.com> Signed-off-by: Keith Busch <keith.busch@intel.com> Cc: Matthew Wilcox <willy@linux.intel.com> Tested-by: Paul Grabinar <paul.grabinar@ranbarg.com> Signed-off-by: Jens Axboe <axboe@fb.com>
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@ -2108,8 +2108,17 @@ static void nvme_alloc_ns(struct nvme_dev *dev, unsigned nsid)
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goto out_free_disk;
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add_disk(ns->disk);
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if (ns->ms)
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revalidate_disk(ns->disk);
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if (ns->ms) {
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struct block_device *bd = bdget_disk(ns->disk, 0);
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if (!bd)
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return;
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if (blkdev_get(bd, FMODE_READ, NULL)) {
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bdput(bd);
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return;
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}
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blkdev_reread_part(bd);
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blkdev_put(bd, FMODE_READ);
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}
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return;
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out_free_disk:
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kfree(disk);
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