drbd: use set_capacity_and_notify (bc254eb4) · Commits · 戴 / test

Use set_capacity_and_notify to set the size of both the disk and block device. This also gets the uevent notifications for the resize for free. Signed-off-by:

Christoph Hellwig <hch@lst.de> Signed-off-by:

Jens Axboe <axboe@kernel.dk>

drivers/block/drbd/drbd_main.c

+2 −4

Original line number	Diff line number	Diff line
		@@ -2036,8 +2036,7 @@ void drbd_set_my_capacity(struct drbd_device *device, sector_t size)
		{
		char ppb[10];

		set_capacity(device->vdisk, size);
		revalidate_disk_size(device->vdisk, false);
		set_capacity_and_notify(device->vdisk, size);

		drbd_info(device, "size = %s (%llu KB)\n",
		ppsize(ppb, size>>1), (unsigned long long)size>>1);
		@@ -2068,8 +2067,7 @@ void drbd_device_cleanup(struct drbd_device *device)
		}
		D_ASSERT(device, first_peer_device(device)->connection->net_conf == NULL);

		set_capacity(device->vdisk, 0);
		revalidate_disk_size(device->vdisk, false);
		set_capacity_and_notify(device->vdisk, 0);
		if (device->bitmap) {
		/* maybe never allocated. */
		drbd_bm_resize(device, 0, 1);

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