linux-kernel - [PATCH v2 2/5] drivers/block/virtio_blk.c: Convert to use set_capacity_revalidate_and

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Message-ID: <20200225200129.6687-3-sblbir@amazon.com>
Date:   Tue, 25 Feb 2020 20:01:26 +0000
From:   Balbir Singh <sblbir@...zon.com>
To:     <linux-kernel@...r.kernel.org>, <linux-block@...r.kernel.org>,
        <linux-nvme@...ts.infradead.org>
CC:     <axboe@...nel.dk>, <Chaitanya.Kulkarni@....com>, <mst@...hat.com>,
        <jejb@...ux.ibm.com>, <hch@....de>,
        Balbir Singh <sblbir@...zon.com>
Subject: [PATCH v2 2/5] drivers/block/virtio_blk.c: Convert to use set_capacity_revalidate_and_notify

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

Signed-off-by: Balbir Singh <sblbir@...zon.com>
---
 drivers/block/virtio_blk.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
index 54158766334b..c913ebb25a52 100644
--- a/drivers/block/virtio_blk.c
+++ b/drivers/block/virtio_blk.c
@@ -381,18 +381,15 @@ static void virtblk_update_capacity(struct virtio_blk *vblk, bool resize)
 		   cap_str_10,
 		   cap_str_2);
 
-	set_capacity(vblk->disk, capacity);
+	set_capacity_revalidate_and_notify(vblk->disk, capacity, true);
 }
 
 static void virtblk_config_changed_work(struct work_struct *work)
 {
 	struct virtio_blk *vblk =
 		container_of(work, struct virtio_blk, config_work);
-	char *envp[] = { "RESIZE=1", NULL };
 
 	virtblk_update_capacity(vblk, true);
-	revalidate_disk(vblk->disk);
-	kobject_uevent_env(&disk_to_dev(vblk->disk)->kobj, KOBJ_CHANGE, envp);
 }
 
 static void virtblk_config_changed(struct virtio_device *vdev)
-- 
2.16.6