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Re: [PATCH 20/30] nullb: use blk_mq_alloc_disk
- To: Chaitanya Kulkarni <Chaitanya.Kulkarni@xxxxxxx>
- From: Christoph Hellwig <hch@xxxxxx>
- Date: Tue, 8 Jun 2021 07:39:05 +0200
- Cc: Christoph Hellwig <hch@xxxxxx>, Jens Axboe <axboe@xxxxxxxxx>, Justin Sanders <justin@xxxxxxxxxx>, Denis Efremov <efremov@xxxxxxxxx>, Josef Bacik <josef@xxxxxxxxxxxxxx>, Tim Waugh <tim@xxxxxxxxxxxx>, Geoff Levand <geoff@xxxxxxxxxxxxx>, Ilya Dryomov <idryomov@xxxxxxxxx>, "Md. Haris Iqbal" <haris.iqbal@xxxxxxxxx>, Jack Wang <jinpu.wang@xxxxxxxxx>, "Michael S. Tsirkin" <mst@xxxxxxxxxx>, Jason Wang <jasowang@xxxxxxxxxx>, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, Mike Snitzer <snitzer@xxxxxxxxxx>, Maxim Levitsky <maximlevitsky@xxxxxxxxx>, Alex Dubov <oakad@xxxxxxxxx>, Miquel Raynal <miquel.raynal@xxxxxxxxxxx>, Richard Weinberger <richard@xxxxxx>, Vignesh Raghavendra <vigneshr@xxxxxx>, Heiko Carstens <hca@xxxxxxxxxxxxx>, Vasily Gorbik <gor@xxxxxxxxxxxxx>, Christian Borntraeger <borntraeger@xxxxxxxxxx>, "dm-devel@xxxxxxxxxx" <dm-devel@xxxxxxxxxx>, "linux-block@xxxxxxxxxxxxxxx" <linux-block@xxxxxxxxxxxxxxx>, "nbd@xxxxxxxxxxxxxxxx" <nbd@xxxxxxxxxxxxxxxx>, "linuxppc-dev@xxxxxxxxxxxxxxxx" <linuxppc-dev@xxxxxxxxxxxxxxxx>, "ceph-devel@xxxxxxxxxxxxxxx" <ceph-devel@xxxxxxxxxxxxxxx>, "virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx" <virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>, "linux-mmc@xxxxxxxxxxxxxxx" <linux-mmc@xxxxxxxxxxxxxxx>, "linux-mtd@xxxxxxxxxxxxxxxxxxx" <linux-mtd@xxxxxxxxxxxxxxxxxxx>, "linux-s390@xxxxxxxxxxxxxxx" <linux-s390@xxxxxxxxxxxxxxx>
- Delivery-date: Tue, 08 Jun 2021 05:39:19 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On Thu, Jun 03, 2021 at 12:10:09AM +0000, Chaitanya Kulkarni wrote:
> > diff --git a/drivers/block/null_blk/main.c b/drivers/block/null_blk/main.c
> > index d8e098f1e5b5..74fb2ec63219 100644
> > --- a/drivers/block/null_blk/main.c
> > +++ b/drivers/block/null_blk/main.c
> > @@ -1851,13 +1851,12 @@ static int null_add_dev(struct nullb_device *dev)
> >
> > rv = -ENOMEM;
>
> Is above initialization needed ?
It isn't strictly required any more.
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