All of lore.kernel.org
 help / color / mirror / Atom feed
From: Jinpu Wang <jinpu.wang@ionos.com>
To: Christoph Hellwig <hch@lst.de>
Cc: "Jens Axboe" <axboe@kernel.dk>,
	"Justin Sanders" <justin@coraid.com>,
	"Denis Efremov" <efremov@linux.com>,
	"Josef Bacik" <josef@toxicpanda.com>,
	"Tim Waugh" <tim@cyberelk.net>,
	"Geoff Levand" <geoff@infradead.org>,
	"Ilya Dryomov" <idryomov@gmail.com>,
	"Md. Haris Iqbal" <haris.iqbal@ionos.com>,
	"Michael S. Tsirkin" <mst@redhat.com>,
	"Jason Wang" <jasowang@redhat.com>,
	"Konrad Rzeszutek Wilk" <konrad.wilk@oracle.com>,
	"Roger Pau Monné" <roger.pau@citrix.com>,
	"Mike Snitzer" <snitzer@redhat.com>,
	"Maxim Levitsky" <maximlevitsky@gmail.com>,
	"Alex Dubov" <oakad@yahoo.com>,
	"Miquel Raynal" <miquel.raynal@bootlin.com>,
	"Richard Weinberger" <richard@nod.at>,
	"Vignesh Raghavendra" <vigneshr@ti.com>,
	"Heiko Carstens" <hca@linux.ibm.com>,
	"Vasily Gorbik" <gor@linux.ibm.com>,
	"Christian Borntraeger" <borntraeger@de.ibm.com>,
	"device-mapper development" <dm-devel@redhat.com>,
	linux-block <linux-block@vger.kernel.org>,
	nbd@other.debian.org, linuxppc-dev@lists.ozlabs.org,
	"Ceph Development" <ceph-devel@vger.kernel.org>,
	virtualization@lists.linux-foundation.org,
	xen-devel@lists.xenproject.org, linux-mmc@vger.kernel.org,
	linux-mtd@lists.infradead.org, linux-s390@vger.kernel.org
Subject: Re: [PATCH 23/30] rnbd: use blk_mq_alloc_disk and blk_cleanup_disk
Date: Wed, 2 Jun 2021 09:49:27 +0200	[thread overview]
Message-ID: <CAMGffEn7aCmTOTsuzbSr=DwomFKfizkNhzsZnAONHBq1neW2Og@mail.gmail.com> (raw)
In-Reply-To: <20210602065345.355274-24-hch@lst.de>

On Wed, Jun 2, 2021 at 8:55 AM Christoph Hellwig <hch@lst.de> wrote:
>
> Use blk_mq_alloc_disk and blk_cleanup_disk to simplify the gendisk and
> request_queue allocation.
>
> Signed-off-by: Christoph Hellwig <hch@lst.de>
> ---
>  drivers/block/rnbd/rnbd-clt.c | 35 ++++++++---------------------------
>  1 file changed, 8 insertions(+), 27 deletions(-)
>
> diff --git a/drivers/block/rnbd/rnbd-clt.c b/drivers/block/rnbd/rnbd-clt.c
> index c604a402cd5c..f4fa45d24c0b 100644
> --- a/drivers/block/rnbd/rnbd-clt.c
> +++ b/drivers/block/rnbd/rnbd-clt.c
> @@ -1353,18 +1353,6 @@ static void rnbd_init_mq_hw_queues(struct rnbd_clt_dev *dev)
>         }
>  }
>
> -static int setup_mq_dev(struct rnbd_clt_dev *dev)
> -{
> -       dev->queue = blk_mq_init_queue(&dev->sess->tag_set);
> -       if (IS_ERR(dev->queue)) {
> -               rnbd_clt_err(dev, "Initializing multiqueue queue failed, err: %ld\n",
> -                             PTR_ERR(dev->queue));
> -               return PTR_ERR(dev->queue);
> -       }
> -       rnbd_init_mq_hw_queues(dev);
> -       return 0;
> -}
> -
>  static void setup_request_queue(struct rnbd_clt_dev *dev)
>  {
>         blk_queue_logical_block_size(dev->queue, dev->logical_block_size);
> @@ -1393,13 +1381,13 @@ static void setup_request_queue(struct rnbd_clt_dev *dev)
>         blk_queue_io_opt(dev->queue, dev->sess->max_io_size);
>         blk_queue_virt_boundary(dev->queue, SZ_4K - 1);
>         blk_queue_write_cache(dev->queue, dev->wc, dev->fua);
> -       dev->queue->queuedata = dev;
>  }
>
>  static void rnbd_clt_setup_gen_disk(struct rnbd_clt_dev *dev, int idx)
>  {
>         dev->gd->major          = rnbd_client_major;
>         dev->gd->first_minor    = idx << RNBD_PART_BITS;
> +       dev->gd->minors         = 1 << RNBD_PART_BITS;
>         dev->gd->fops           = &rnbd_client_ops;
>         dev->gd->queue          = dev->queue;
>         dev->gd->private_data   = dev;
> @@ -1426,24 +1414,18 @@ static void rnbd_clt_setup_gen_disk(struct rnbd_clt_dev *dev, int idx)
>
>  static int rnbd_client_setup_device(struct rnbd_clt_dev *dev)
>  {
> -       int err, idx = dev->clt_device_id;
> +       int idx = dev->clt_device_id;
>
>         dev->size = dev->nsectors * dev->logical_block_size;
>
> -       err = setup_mq_dev(dev);
> -       if (err)
> -               return err;
> +       dev->gd = blk_mq_alloc_disk(&dev->sess->tag_set, dev);
> +       if (IS_ERR(dev->gd))
> +               return PTR_ERR(dev->gd);
> +       dev->queue = dev->gd->queue;
> +       rnbd_init_mq_hw_queues(dev);
>
>         setup_request_queue(dev);
> -
> -       dev->gd = alloc_disk_node(1 << RNBD_PART_BITS,  NUMA_NO_NODE);
> -       if (!dev->gd) {
> -               blk_cleanup_queue(dev->queue);
> -               return -ENOMEM;
> -       }
> -
>         rnbd_clt_setup_gen_disk(dev, idx);
> -
>         return 0;
>  }
>
> @@ -1650,8 +1632,7 @@ struct rnbd_clt_dev *rnbd_clt_map_device(const char *sessname,
>  static void destroy_gen_disk(struct rnbd_clt_dev *dev)
>  {
>         del_gendisk(dev->gd);
> -       blk_cleanup_queue(dev->queue);
> -       put_disk(dev->gd);
> +       blk_cleanup_disk(dev->gd);
>  }
>
>  static void destroy_sysfs(struct rnbd_clt_dev *dev,
> --
> 2.30.2

Looks good to me, thx!
Reviewed-by: Jack Wang <jinpu.wang@ionos.com>
>

WARNING: multiple messages have this Message-ID
From: Jinpu Wang <jinpu.wang@ionos.com>
To: Christoph Hellwig <hch@lst.de>
Cc: "Justin Sanders" <justin@coraid.com>,
	"Vignesh Raghavendra" <vigneshr@ti.com>,
	"Mike Snitzer" <snitzer@redhat.com>,
	"Michael S. Tsirkin" <mst@redhat.com>,
	"Jason Wang" <jasowang@redhat.com>,
	virtualization@lists.linux-foundation.org,
	"device-mapper development" <dm-devel@redhat.com>,
	"Md. Haris Iqbal" <haris.iqbal@ionos.com>,
	"Miquel Raynal" <miquel.raynal@bootlin.com>,
	"Tim Waugh" <tim@cyberelk.net>,
	linux-s390@vger.kernel.org,
	"Maxim Levitsky" <maximlevitsky@gmail.com>,
	"Richard Weinberger" <richard@nod.at>,
	"Christian Borntraeger" <borntraeger@de.ibm.com>,
	xen-devel@lists.xenproject.org,
	"Ilya Dryomov" <idryomov@gmail.com>,
	"Vasily Gorbik" <gor@linux.ibm.com>,
	"Alex Dubov" <oakad@yahoo.com>,
	"Konrad Rzeszutek Wilk" <konrad.wilk@oracle.com>,
	"Heiko Carstens" <hca@linux.ibm.com>,
	"Josef Bacik" <josef@toxicpanda.com>,
	"Denis Efremov" <efremov@linux.com>,
	nbd@other.debian.org, linux-block <linux-block@vger.kernel.org>,
	"Ceph Development" <ceph-devel@vger.kernel.org>,
	"Jens Axboe" <axboe@kernel.dk>,
	"Geoff Levand" <geoff@infradead.org>,
	linux-mmc@vger.kernel.org, linux-mtd@lists.infradead.org,
	linuxppc-dev@lists.ozlabs.org,
	"Roger Pau Monné" <roger.pau@citrix.com>
Subject: Re: [PATCH 23/30] rnbd: use blk_mq_alloc_disk and blk_cleanup_disk
Date: Wed, 2 Jun 2021 09:49:27 +0200	[thread overview]
Message-ID: <CAMGffEn7aCmTOTsuzbSr=DwomFKfizkNhzsZnAONHBq1neW2Og@mail.gmail.com> (raw)
In-Reply-To: <20210602065345.355274-24-hch@lst.de>

On Wed, Jun 2, 2021 at 8:55 AM Christoph Hellwig <hch@lst.de> wrote:
>
> Use blk_mq_alloc_disk and blk_cleanup_disk to simplify the gendisk and
> request_queue allocation.
>
> Signed-off-by: Christoph Hellwig <hch@lst.de>
> ---
>  drivers/block/rnbd/rnbd-clt.c | 35 ++++++++---------------------------
>  1 file changed, 8 insertions(+), 27 deletions(-)
>
> diff --git a/drivers/block/rnbd/rnbd-clt.c b/drivers/block/rnbd/rnbd-clt.c
> index c604a402cd5c..f4fa45d24c0b 100644
> --- a/drivers/block/rnbd/rnbd-clt.c
> +++ b/drivers/block/rnbd/rnbd-clt.c
> @@ -1353,18 +1353,6 @@ static void rnbd_init_mq_hw_queues(struct rnbd_clt_dev *dev)
>         }
>  }
>
> -static int setup_mq_dev(struct rnbd_clt_dev *dev)
> -{
> -       dev->queue = blk_mq_init_queue(&dev->sess->tag_set);
> -       if (IS_ERR(dev->queue)) {
> -               rnbd_clt_err(dev, "Initializing multiqueue queue failed, err: %ld\n",
> -                             PTR_ERR(dev->queue));
> -               return PTR_ERR(dev->queue);
> -       }
> -       rnbd_init_mq_hw_queues(dev);
> -       return 0;
> -}
> -
>  static void setup_request_queue(struct rnbd_clt_dev *dev)
>  {
>         blk_queue_logical_block_size(dev->queue, dev->logical_block_size);
> @@ -1393,13 +1381,13 @@ static void setup_request_queue(struct rnbd_clt_dev *dev)
>         blk_queue_io_opt(dev->queue, dev->sess->max_io_size);
>         blk_queue_virt_boundary(dev->queue, SZ_4K - 1);
>         blk_queue_write_cache(dev->queue, dev->wc, dev->fua);
> -       dev->queue->queuedata = dev;
>  }
>
>  static void rnbd_clt_setup_gen_disk(struct rnbd_clt_dev *dev, int idx)
>  {
>         dev->gd->major          = rnbd_client_major;
>         dev->gd->first_minor    = idx << RNBD_PART_BITS;
> +       dev->gd->minors         = 1 << RNBD_PART_BITS;
>         dev->gd->fops           = &rnbd_client_ops;
>         dev->gd->queue          = dev->queue;
>         dev->gd->private_data   = dev;
> @@ -1426,24 +1414,18 @@ static void rnbd_clt_setup_gen_disk(struct rnbd_clt_dev *dev, int idx)
>
>  static int rnbd_client_setup_device(struct rnbd_clt_dev *dev)
>  {
> -       int err, idx = dev->clt_device_id;
> +       int idx = dev->clt_device_id;
>
>         dev->size = dev->nsectors * dev->logical_block_size;
>
> -       err = setup_mq_dev(dev);
> -       if (err)
> -               return err;
> +       dev->gd = blk_mq_alloc_disk(&dev->sess->tag_set, dev);
> +       if (IS_ERR(dev->gd))
> +               return PTR_ERR(dev->gd);
> +       dev->queue = dev->gd->queue;
> +       rnbd_init_mq_hw_queues(dev);
>
>         setup_request_queue(dev);
> -
> -       dev->gd = alloc_disk_node(1 << RNBD_PART_BITS,  NUMA_NO_NODE);
> -       if (!dev->gd) {
> -               blk_cleanup_queue(dev->queue);
> -               return -ENOMEM;
> -       }
> -
>         rnbd_clt_setup_gen_disk(dev, idx);
> -
>         return 0;
>  }
>
> @@ -1650,8 +1632,7 @@ struct rnbd_clt_dev *rnbd_clt_map_device(const char *sessname,
>  static void destroy_gen_disk(struct rnbd_clt_dev *dev)
>  {
>         del_gendisk(dev->gd);
> -       blk_cleanup_queue(dev->queue);
> -       put_disk(dev->gd);
> +       blk_cleanup_disk(dev->gd);
>  }
>
>  static void destroy_sysfs(struct rnbd_clt_dev *dev,
> --
> 2.30.2

Looks good to me, thx!
Reviewed-by: Jack Wang <jinpu.wang@ionos.com>
>

WARNING: multiple messages have this Message-ID
From: Jinpu Wang <jinpu.wang@ionos.com>
To: Christoph Hellwig <hch@lst.de>
Cc: "Jens Axboe" <axboe@kernel.dk>,
	"Justin Sanders" <justin@coraid.com>,
	"Denis Efremov" <efremov@linux.com>,
	"Josef Bacik" <josef@toxicpanda.com>,
	"Tim Waugh" <tim@cyberelk.net>,
	"Geoff Levand" <geoff@infradead.org>,
	"Ilya Dryomov" <idryomov@gmail.com>,
	"Md. Haris Iqbal" <haris.iqbal@ionos.com>,
	"Michael S. Tsirkin" <mst@redhat.com>,
	"Jason Wang" <jasowang@redhat.com>,
	"Konrad Rzeszutek Wilk" <konrad.wilk@oracle.com>,
	"Roger Pau Monné" <roger.pau@citrix.com>,
	"Mike Snitzer" <snitzer@redhat.com>,
	"Maxim Levitsky" <maximlevitsky@gmail.com>,
	"Alex Dubov" <oakad@yahoo.com>,
	"Miquel Raynal" <miquel.raynal@bootlin.com>,
	"Richard Weinberger" <richard@nod.at>,
	"Vignesh Raghavendra" <vigneshr@ti.com>,
	"Heiko Carstens" <hca@linux.ibm.com>,
	"Vasily Gorbik" <gor@linux.ibm.com>,
	"Christian Borntraeger" <borntraeger@de.ibm.com>,
	"device-mapper development" <dm-devel@redhat.com>,
	linux-block <linux-block@vger.kernel.org>,
	nbd@other.debian.org, linuxppc-dev@lists.ozlabs.org,
	"Ceph Development" <ceph-devel@vger.kernel.org>,
	virtualization@lists.linux-foundation.org,
	xen-devel@lists.xenproject.org, linux-mmc@vger.kernel.org,
	linux-mtd@lists.infradead.org, linux-s390@vger.kernel.org
Subject: Re: [PATCH 23/30] rnbd: use blk_mq_alloc_disk and blk_cleanup_disk
Date: Wed, 2 Jun 2021 09:49:27 +0200	[thread overview]
Message-ID: <CAMGffEn7aCmTOTsuzbSr=DwomFKfizkNhzsZnAONHBq1neW2Og@mail.gmail.com> (raw)
In-Reply-To: <20210602065345.355274-24-hch@lst.de>

On Wed, Jun 2, 2021 at 8:55 AM Christoph Hellwig <hch@lst.de> wrote:
>
> Use blk_mq_alloc_disk and blk_cleanup_disk to simplify the gendisk and
> request_queue allocation.
>
> Signed-off-by: Christoph Hellwig <hch@lst.de>
> ---
>  drivers/block/rnbd/rnbd-clt.c | 35 ++++++++---------------------------
>  1 file changed, 8 insertions(+), 27 deletions(-)
>
> diff --git a/drivers/block/rnbd/rnbd-clt.c b/drivers/block/rnbd/rnbd-clt.c
> index c604a402cd5c..f4fa45d24c0b 100644
> --- a/drivers/block/rnbd/rnbd-clt.c
> +++ b/drivers/block/rnbd/rnbd-clt.c
> @@ -1353,18 +1353,6 @@ static void rnbd_init_mq_hw_queues(struct rnbd_clt_dev *dev)
>         }
>  }
>
> -static int setup_mq_dev(struct rnbd_clt_dev *dev)
> -{
> -       dev->queue = blk_mq_init_queue(&dev->sess->tag_set);
> -       if (IS_ERR(dev->queue)) {
> -               rnbd_clt_err(dev, "Initializing multiqueue queue failed, err: %ld\n",
> -                             PTR_ERR(dev->queue));
> -               return PTR_ERR(dev->queue);
> -       }
> -       rnbd_init_mq_hw_queues(dev);
> -       return 0;
> -}
> -
>  static void setup_request_queue(struct rnbd_clt_dev *dev)
>  {
>         blk_queue_logical_block_size(dev->queue, dev->logical_block_size);
> @@ -1393,13 +1381,13 @@ static void setup_request_queue(struct rnbd_clt_dev *dev)
>         blk_queue_io_opt(dev->queue, dev->sess->max_io_size);
>         blk_queue_virt_boundary(dev->queue, SZ_4K - 1);
>         blk_queue_write_cache(dev->queue, dev->wc, dev->fua);
> -       dev->queue->queuedata = dev;
>  }
>
>  static void rnbd_clt_setup_gen_disk(struct rnbd_clt_dev *dev, int idx)
>  {
>         dev->gd->major          = rnbd_client_major;
>         dev->gd->first_minor    = idx << RNBD_PART_BITS;
> +       dev->gd->minors         = 1 << RNBD_PART_BITS;
>         dev->gd->fops           = &rnbd_client_ops;
>         dev->gd->queue          = dev->queue;
>         dev->gd->private_data   = dev;
> @@ -1426,24 +1414,18 @@ static void rnbd_clt_setup_gen_disk(struct rnbd_clt_dev *dev, int idx)
>
>  static int rnbd_client_setup_device(struct rnbd_clt_dev *dev)
>  {
> -       int err, idx = dev->clt_device_id;
> +       int idx = dev->clt_device_id;
>
>         dev->size = dev->nsectors * dev->logical_block_size;
>
> -       err = setup_mq_dev(dev);
> -       if (err)
> -               return err;
> +       dev->gd = blk_mq_alloc_disk(&dev->sess->tag_set, dev);
> +       if (IS_ERR(dev->gd))
> +               return PTR_ERR(dev->gd);
> +       dev->queue = dev->gd->queue;
> +       rnbd_init_mq_hw_queues(dev);
>
>         setup_request_queue(dev);
> -
> -       dev->gd = alloc_disk_node(1 << RNBD_PART_BITS,  NUMA_NO_NODE);
> -       if (!dev->gd) {
> -               blk_cleanup_queue(dev->queue);
> -               return -ENOMEM;
> -       }
> -
>         rnbd_clt_setup_gen_disk(dev, idx);
> -
>         return 0;
>  }
>
> @@ -1650,8 +1632,7 @@ struct rnbd_clt_dev *rnbd_clt_map_device(const char *sessname,
>  static void destroy_gen_disk(struct rnbd_clt_dev *dev)
>  {
>         del_gendisk(dev->gd);
> -       blk_cleanup_queue(dev->queue);
> -       put_disk(dev->gd);
> +       blk_cleanup_disk(dev->gd);
>  }
>
>  static void destroy_sysfs(struct rnbd_clt_dev *dev,
> --
> 2.30.2

Looks good to me, thx!
Reviewed-by: Jack Wang <jinpu.wang@ionos.com>
>

______________________________________________________
Linux MTD discussion mailing list
http://lists.infradead.org/mailman/listinfo/linux-mtd/

WARNING: multiple messages have this Message-ID
From: Jinpu Wang <jinpu.wang@ionos.com>
To: Christoph Hellwig <hch@lst.de>
Cc: "Justin Sanders" <justin@coraid.com>,
	"Vignesh Raghavendra" <vigneshr@ti.com>,
	"Mike Snitzer" <snitzer@redhat.com>,
	"Michael S. Tsirkin" <mst@redhat.com>,
	"Jason Wang" <jasowang@redhat.com>,
	virtualization@lists.linux-foundation.org,
	"device-mapper development" <dm-devel@redhat.com>,
	"Md. Haris Iqbal" <haris.iqbal@ionos.com>,
	"Miquel Raynal" <miquel.raynal@bootlin.com>,
	"Tim Waugh" <tim@cyberelk.net>,
	linux-s390@vger.kernel.org,
	"Maxim Levitsky" <maximlevitsky@gmail.com>,
	"Richard Weinberger" <richard@nod.at>,
	"Christian Borntraeger" <borntraeger@de.ibm.com>,
	xen-devel@lists.xenproject.org,
	"Ilya Dryomov" <idryomov@gmail.com>,
	"Vasily Gorbik" <gor@linux.ibm.com>,
	"Alex Dubov" <oakad@yahoo.com>,
	"Konrad Rzeszutek Wilk" <konrad.wilk@oracle.com>,
	"Heiko Carstens" <hca@linux.ibm.com>,
	"Josef Bacik" <josef@toxicpanda.com>,
	"Denis Efremov" <efremov@linux.com>,
	nbd@other.debian.org, linux-block <linux-block@vger.kernel.org>,
	"Ceph Development" <ceph-devel@vger.kernel.org>,
	"Jens Axboe" <axboe@kernel.dk>,
	"Geoff Levand" <geoff@infradead.org>,
	linux-mmc@vger.kernel.org, linux-mtd@lists.infradead.org,
	linuxppc-dev@lists.ozlabs.org,
	"Roger Pau Monné" <roger.pau@citrix.com>
Subject: Re: [dm-devel] [PATCH 23/30] rnbd: use blk_mq_alloc_disk and blk_cleanup_disk
Date: Wed, 2 Jun 2021 09:49:27 +0200	[thread overview]
Message-ID: <CAMGffEn7aCmTOTsuzbSr=DwomFKfizkNhzsZnAONHBq1neW2Og@mail.gmail.com> (raw)
In-Reply-To: <20210602065345.355274-24-hch@lst.de>

On Wed, Jun 2, 2021 at 8:55 AM Christoph Hellwig <hch@lst.de> wrote:
>
> Use blk_mq_alloc_disk and blk_cleanup_disk to simplify the gendisk and
> request_queue allocation.
>
> Signed-off-by: Christoph Hellwig <hch@lst.de>
> ---
>  drivers/block/rnbd/rnbd-clt.c | 35 ++++++++---------------------------
>  1 file changed, 8 insertions(+), 27 deletions(-)
>
> diff --git a/drivers/block/rnbd/rnbd-clt.c b/drivers/block/rnbd/rnbd-clt.c
> index c604a402cd5c..f4fa45d24c0b 100644
> --- a/drivers/block/rnbd/rnbd-clt.c
> +++ b/drivers/block/rnbd/rnbd-clt.c
> @@ -1353,18 +1353,6 @@ static void rnbd_init_mq_hw_queues(struct rnbd_clt_dev *dev)
>         }
>  }
>
> -static int setup_mq_dev(struct rnbd_clt_dev *dev)
> -{
> -       dev->queue = blk_mq_init_queue(&dev->sess->tag_set);
> -       if (IS_ERR(dev->queue)) {
> -               rnbd_clt_err(dev, "Initializing multiqueue queue failed, err: %ld\n",
> -                             PTR_ERR(dev->queue));
> -               return PTR_ERR(dev->queue);
> -       }
> -       rnbd_init_mq_hw_queues(dev);
> -       return 0;
> -}
> -
>  static void setup_request_queue(struct rnbd_clt_dev *dev)
>  {
>         blk_queue_logical_block_size(dev->queue, dev->logical_block_size);
> @@ -1393,13 +1381,13 @@ static void setup_request_queue(struct rnbd_clt_dev *dev)
>         blk_queue_io_opt(dev->queue, dev->sess->max_io_size);
>         blk_queue_virt_boundary(dev->queue, SZ_4K - 1);
>         blk_queue_write_cache(dev->queue, dev->wc, dev->fua);
> -       dev->queue->queuedata = dev;
>  }
>
>  static void rnbd_clt_setup_gen_disk(struct rnbd_clt_dev *dev, int idx)
>  {
>         dev->gd->major          = rnbd_client_major;
>         dev->gd->first_minor    = idx << RNBD_PART_BITS;
> +       dev->gd->minors         = 1 << RNBD_PART_BITS;
>         dev->gd->fops           = &rnbd_client_ops;
>         dev->gd->queue          = dev->queue;
>         dev->gd->private_data   = dev;
> @@ -1426,24 +1414,18 @@ static void rnbd_clt_setup_gen_disk(struct rnbd_clt_dev *dev, int idx)
>
>  static int rnbd_client_setup_device(struct rnbd_clt_dev *dev)
>  {
> -       int err, idx = dev->clt_device_id;
> +       int idx = dev->clt_device_id;
>
>         dev->size = dev->nsectors * dev->logical_block_size;
>
> -       err = setup_mq_dev(dev);
> -       if (err)
> -               return err;
> +       dev->gd = blk_mq_alloc_disk(&dev->sess->tag_set, dev);
> +       if (IS_ERR(dev->gd))
> +               return PTR_ERR(dev->gd);
> +       dev->queue = dev->gd->queue;
> +       rnbd_init_mq_hw_queues(dev);
>
>         setup_request_queue(dev);
> -
> -       dev->gd = alloc_disk_node(1 << RNBD_PART_BITS,  NUMA_NO_NODE);
> -       if (!dev->gd) {
> -               blk_cleanup_queue(dev->queue);
> -               return -ENOMEM;
> -       }
> -
>         rnbd_clt_setup_gen_disk(dev, idx);
> -
>         return 0;
>  }
>
> @@ -1650,8 +1632,7 @@ struct rnbd_clt_dev *rnbd_clt_map_device(const char *sessname,
>  static void destroy_gen_disk(struct rnbd_clt_dev *dev)
>  {
>         del_gendisk(dev->gd);
> -       blk_cleanup_queue(dev->queue);
> -       put_disk(dev->gd);
> +       blk_cleanup_disk(dev->gd);
>  }
>
>  static void destroy_sysfs(struct rnbd_clt_dev *dev,
> --
> 2.30.2

Looks good to me, thx!
Reviewed-by: Jack Wang <jinpu.wang@ionos.com>
>

--
dm-devel mailing list
dm-devel@redhat.com
https://listman.redhat.com/mailman/listinfo/dm-devel


  reply	other threads:[~2021-06-02  7:49 UTC|newest]

Thread overview: 226+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-02  6:53 simplify gendisk and request_queue allocation for blk-mq based drivers Christoph Hellwig
2021-06-02  6:53 ` [dm-devel] " Christoph Hellwig
2021-06-02  6:53 ` Christoph Hellwig
2021-06-02  6:53 ` Christoph Hellwig
2021-06-02  6:53 ` Christoph Hellwig
2021-06-02  6:53 ` [PATCH 01/30] blk-mq: factor out a blk_mq_alloc_sq_tag_set helper Christoph Hellwig
2021-06-02  6:53   ` [dm-devel] " Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53 ` [PATCH 02/30] blk-mq: improve the blk_mq_init_allocated_queue interface Christoph Hellwig
2021-06-02  6:53   ` [dm-devel] " Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53 ` [PATCH 03/30] blk-mq: add the blk_mq_alloc_disk APIs Christoph Hellwig
2021-06-02  6:53   ` [dm-devel] " Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-03  0:03   ` Chaitanya Kulkarni
2021-06-03  0:03     ` [dm-devel] " Chaitanya Kulkarni
2021-06-03  0:03     ` Chaitanya Kulkarni
2021-06-03  0:03     ` Chaitanya Kulkarni
2021-06-02  6:53 ` [PATCH 04/30] virtio-blk: use blk_mq_alloc_disk Christoph Hellwig
2021-06-02  6:53   ` [dm-devel] " Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53 ` [PATCH 05/30] pcd: " Christoph Hellwig
2021-06-02  6:53   ` [dm-devel] " Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53 ` [PATCH 06/30] pf: " Christoph Hellwig
2021-06-02  6:53   ` [dm-devel] " Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53 ` [PATCH 07/30] ms_block: " Christoph Hellwig
2021-06-02  6:53   ` [dm-devel] " Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-03 15:36   ` Ulf Hansson
2021-06-03 15:36     ` [dm-devel] " Ulf Hansson
2021-06-03 15:36     ` Ulf Hansson
2021-06-03 15:36     ` Ulf Hansson
2021-06-03 15:36     ` Ulf Hansson
2021-06-02  6:53 ` [PATCH 08/30] mspro: " Christoph Hellwig
2021-06-02  6:53   ` [dm-devel] " Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-03 15:36   ` Ulf Hansson
2021-06-03 15:36     ` [dm-devel] " Ulf Hansson
2021-06-03 15:36     ` Ulf Hansson
2021-06-03 15:36     ` Ulf Hansson
2021-06-03 15:36     ` Ulf Hansson
2021-06-02  6:53 ` [PATCH 09/30] mtd_blkdevs: " Christoph Hellwig
2021-06-02  6:53   ` [dm-devel] " Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
     [not found]   ` <CGME20210615154746eucas1p1321b6f1cf38d21899632e132cf025e61@eucas1p1.samsung.com>
2021-06-15 15:47     ` Marek Szyprowski
2021-06-15 15:47       ` [dm-devel] " Marek Szyprowski
2021-06-15 15:47       ` Marek Szyprowski
2021-06-15 15:47       ` Marek Szyprowski
2021-06-15 15:58       ` Christoph Hellwig
2021-06-15 15:58         ` [dm-devel] " Christoph Hellwig
2021-06-15 15:58         ` Christoph Hellwig
2021-06-15 15:58         ` Christoph Hellwig
2021-06-15 15:58         ` Christoph Hellwig
2021-06-15 16:28         ` Marek Szyprowski
2021-06-15 16:28           ` [dm-devel] " Marek Szyprowski
2021-06-15 16:28           ` Marek Szyprowski
2021-06-15 16:28           ` Marek Szyprowski
2021-06-02  6:53 ` [PATCH 10/30] ps3disk: " Christoph Hellwig
2021-06-02  6:53   ` [dm-devel] " Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-06 15:58   ` Geoff Levand
2021-06-06 15:58     ` [dm-devel] " Geoff Levand
2021-06-06 15:58     ` Geoff Levand
2021-06-06 15:58     ` Geoff Levand
2021-06-02  6:53 ` [PATCH 11/30] swim3: " Christoph Hellwig
2021-06-02  6:53   ` [dm-devel] " Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53 ` [PATCH 12/30] swim: " Christoph Hellwig
2021-06-02  6:53   ` [dm-devel] " Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53 ` [PATCH 13/30] sunvdc: " Christoph Hellwig
2021-06-02  6:53   ` [dm-devel] " Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53 ` [PATCH 14/30] gdrom: " Christoph Hellwig
2021-06-02  6:53   ` [dm-devel] " Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53 ` [PATCH 15/30] blk-mq: remove blk_mq_init_sq_queue Christoph Hellwig
2021-06-02  6:53   ` [dm-devel] " Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-03  0:04   ` Chaitanya Kulkarni
2021-06-03  0:04     ` [dm-devel] " Chaitanya Kulkarni
2021-06-03  0:04     ` Chaitanya Kulkarni
2021-06-03  0:04     ` Chaitanya Kulkarni
2021-06-02  6:53 ` [PATCH 16/30] aoe: use blk_mq_alloc_disk and blk_cleanup_disk Christoph Hellwig
2021-06-02  6:53   ` [dm-devel] " Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53 ` [PATCH 17/30] floppy: " Christoph Hellwig
2021-06-02  6:53   ` [dm-devel] " Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53 ` [PATCH 18/30] loop: " Christoph Hellwig
2021-06-02  6:53   ` [dm-devel] " Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-03  0:05   ` Chaitanya Kulkarni
2021-06-03  0:05     ` [dm-devel] " Chaitanya Kulkarni
2021-06-03  0:05     ` Chaitanya Kulkarni
2021-06-03  0:05     ` Chaitanya Kulkarni
2021-06-02  6:53 ` [PATCH 19/30] nbd: " Christoph Hellwig
2021-06-02  6:53   ` [dm-devel] " Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53 ` [PATCH 20/30] nullb: use blk_mq_alloc_disk Christoph Hellwig
2021-06-02  6:53   ` [dm-devel] " Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-03  0:10   ` Chaitanya Kulkarni
2021-06-03  0:10     ` [dm-devel] " Chaitanya Kulkarni
2021-06-03  0:10     ` Chaitanya Kulkarni
2021-06-03  0:10     ` Chaitanya Kulkarni
2021-06-08  5:39     ` Christoph Hellwig
2021-06-08  5:39       ` [dm-devel] " Christoph Hellwig
2021-06-08  5:39       ` Christoph Hellwig
2021-06-08  5:39       ` Christoph Hellwig
2021-06-08  5:39       ` Christoph Hellwig
2021-06-02  6:53 ` [PATCH 21/30] pd: use blk_mq_alloc_disk and blk_cleanup_disk Christoph Hellwig
2021-06-02  6:53   ` [dm-devel] " Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53 ` [PATCH 22/30] rbd: " Christoph Hellwig
2021-06-02  6:53   ` [dm-devel] " Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53 ` [PATCH 23/30] rnbd: " Christoph Hellwig
2021-06-02  6:53   ` [dm-devel] " Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  7:49   ` Jinpu Wang [this message]
2021-06-02  7:49     ` [dm-devel] " Jinpu Wang
2021-06-02  7:49     ` Jinpu Wang
2021-06-02  7:49     ` Jinpu Wang
2021-06-02  6:53 ` [PATCH 24/30] sx8: " Christoph Hellwig
2021-06-02  6:53   ` [dm-devel] " Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53 ` [PATCH 25/30] xen-blkfront: " Christoph Hellwig
2021-06-02  6:53   ` [dm-devel] " Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53 ` [PATCH 26/30] ubi: " Christoph Hellwig
2021-06-02  6:53   ` [dm-devel] " Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53 ` [PATCH 27/30] scm_blk: " Christoph Hellwig
2021-06-02  6:53   ` [dm-devel] " Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02 12:02   ` Niklas Schnelle
2021-06-02 12:02     ` [dm-devel] " Niklas Schnelle
2021-06-02 12:02     ` Niklas Schnelle
2021-06-02 12:02     ` Niklas Schnelle
2021-06-02  6:53 ` [PATCH 28/30] amiflop: " Christoph Hellwig
2021-06-02  6:53   ` [dm-devel] " Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53 ` [PATCH 29/30] ataflop: " Christoph Hellwig
2021-06-02  6:53   ` [dm-devel] " Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53 ` [PATCH 30/30] z2ram: " Christoph Hellwig
2021-06-02  6:53   ` [dm-devel] " Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-02  6:53   ` Christoph Hellwig
2021-06-04 15:58 ` simplify gendisk and request_queue allocation for blk-mq based drivers Konrad Rzeszutek Wilk
2021-06-04 15:58   ` [dm-devel] " Konrad Rzeszutek Wilk
2021-06-04 15:58   ` Konrad Rzeszutek Wilk
2021-06-04 15:58   ` Konrad Rzeszutek Wilk
2021-06-04 15:58   ` Konrad Rzeszutek Wilk
2021-06-05 14:02   ` Christoph Hellwig
2021-06-05 14:02     ` [dm-devel] " Christoph Hellwig
2021-06-05 14:02     ` Christoph Hellwig
2021-06-05 14:02     ` Christoph Hellwig
2021-06-05 14:02     ` Christoph Hellwig
2021-06-11 17:55 ` Jens Axboe
2021-06-11 17:55   ` [dm-devel] " Jens Axboe
2021-06-11 17:55   ` Jens Axboe
2021-06-11 17:55   ` Jens Axboe
2021-06-11 17:55   ` Jens Axboe

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to='CAMGffEn7aCmTOTsuzbSr=DwomFKfizkNhzsZnAONHBq1neW2Og@mail.gmail.com' \
    --to=jinpu.wang@ionos.com \
    --cc=axboe@kernel.dk \
    --cc=borntraeger@de.ibm.com \
    --cc=ceph-devel@vger.kernel.org \
    --cc=dm-devel@redhat.com \
    --cc=efremov@linux.com \
    --cc=geoff@infradead.org \
    --cc=gor@linux.ibm.com \
    --cc=haris.iqbal@ionos.com \
    --cc=hca@linux.ibm.com \
    --cc=hch@lst.de \
    --cc=idryomov@gmail.com \
    --cc=jasowang@redhat.com \
    --cc=josef@toxicpanda.com \
    --cc=justin@coraid.com \
    --cc=konrad.wilk@oracle.com \
    --cc=linux-block@vger.kernel.org \
    --cc=linux-mmc@vger.kernel.org \
    --cc=linux-mtd@lists.infradead.org \
    --cc=linux-s390@vger.kernel.org \
    --cc=linuxppc-dev@lists.ozlabs.org \
    --cc=maximlevitsky@gmail.com \
    --cc=miquel.raynal@bootlin.com \
    --cc=mst@redhat.com \
    --cc=nbd@other.debian.org \
    --cc=oakad@yahoo.com \
    --cc=richard@nod.at \
    --cc=roger.pau@citrix.com \
    --cc=snitzer@redhat.com \
    --cc=tim@cyberelk.net \
    --cc=vigneshr@ti.com \
    --cc=virtualization@lists.linux-foundation.org \
    --cc=xen-devel@lists.xenproject.org \
    --subject='Re: [PATCH 23/30] rnbd: use blk_mq_alloc_disk and blk_cleanup_disk' \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.