Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > linux.kernel > #1219780

[PATCH v2] virtio-blk: Allow extended partitions

From Fam Zheng <famz@redhat.com>
Newsgroups linux.kernel
Subject [PATCH v2] virtio-blk: Allow extended partitions
Date 2015-09-06 11:10 +0200
Message-ID <q5E7v-2Jv-9@gated-at.bofh.it> (permalink)
Organization linux.* mail to news gateway

Show all headers | View raw


This will allow up to DISK_MAX_PARTS (256) partitions, with for example
GPT in the guest. Otherwise, the partition scan code will only discover
the first 15 partitions.

Signed-off-by: Fam Zheng <famz@redhat.com>
---
 drivers/block/virtio_blk.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
index d4d05f0..38ea01b 100644
--- a/drivers/block/virtio_blk.c
+++ b/drivers/block/virtio_blk.c
@@ -657,6 +657,7 @@ static int virtblk_probe(struct virtio_device *vdev)
 	vblk->disk->private_data = vblk;
 	vblk->disk->fops = &virtblk_fops;
 	vblk->disk->driverfs_dev = &vdev->dev;
+	vblk->disk->flags |= GENHD_FL_EXT_DEVT;
 	vblk->index = index;
 
 	/* configure queue flush support */
-- 
2.4.3

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Back to linux.kernel | Previous | Next | Find similar | Unroll thread


Thread

[PATCH v2] virtio-blk: Allow extended partitions Fam Zheng <famz@redhat.com> - 2015-09-06 11:10 +0200

csiph-web