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From: Balbir Singh <sblbir@amazon.com>
To: <linux-kernel@vger.kernel.org>, <linux-block@vger.kernel.org>,
	<linux-nvme@lists.infradead.org>
Cc: <axboe@kernel.dk>, <Chaitanya.Kulkarni@wdc.com>, <hch@lst.de>,
	"Balbir Singh" <sblbir@amazon.com>
Subject: [PATCH v3 3/5] xen-blkfront.c: Convert to use set_capacity_revalidate_and_notify
Date: Fri, 13 Mar 2020 05:30:07 +0000	[thread overview]
Message-ID: <20200313053009.19866-4-sblbir@amazon.com> (raw)
In-Reply-To: <20200313053009.19866-1-sblbir@amazon.com>

block/genhd provides set_capacity_revalidate_and_notify() for
sending RESIZE notifications via uevents.

Signed-off-by: Balbir Singh <sblbir@amazon.com>
---
 drivers/block/xen-blkfront.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
index 9df516a56bb2..915cf5b6388c 100644
--- a/drivers/block/xen-blkfront.c
+++ b/drivers/block/xen-blkfront.c
@@ -2338,7 +2338,6 @@ static void blkfront_connect(struct blkfront_info *info)
 	unsigned long sector_size;
 	unsigned int physical_sector_size;
 	unsigned int binfo;
-	char *envp[] = { "RESIZE=1", NULL };
 	int err, i;
 	struct blkfront_ring_info *rinfo;
 
@@ -2354,10 +2353,7 @@ static void blkfront_connect(struct blkfront_info *info)
 			return;
 		printk(KERN_INFO "Setting capacity to %Lu\n",
 		       sectors);
-		set_capacity(info->gd, sectors);
-		revalidate_disk(info->gd);
-		kobject_uevent_env(&disk_to_dev(info->gd)->kobj,
-				   KOBJ_CHANGE, envp);
+		set_capacity_revalidate_and_notify(info->gd, sectors, true);
 
 		return;
 	case BLKIF_STATE_SUSPENDED:
-- 
2.16.6


  parent reply	other threads:[~2020-03-13  5:30 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-13  5:30 [PATCH v3 0/5] Add support for block disk resize notification Balbir Singh
2020-03-13  5:30 ` [PATCH v3 1/5] block/genhd: Notify udev about capacity change Balbir Singh
2020-03-13 11:09   ` Christoph Hellwig
2020-03-13  5:30 ` [PATCH v3 2/5] virtio_blk.c: Convert to use set_capacity_revalidate_and_notify Balbir Singh
2020-03-13 11:10   ` Christoph Hellwig
2020-03-13  5:30 ` Balbir Singh [this message]
2020-03-13 11:10   ` [PATCH v3 3/5] xen-blkfront.c: " Christoph Hellwig
2020-03-13  5:30 ` [PATCH v3 4/5] nvme: " Balbir Singh
2020-03-13 11:10   ` Christoph Hellwig
2020-03-13  5:30 ` [PATCH v3 5/5] scsi: " Balbir Singh
2020-03-13 11:11   ` Christoph Hellwig

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