From patchwork Mon Nov 16 14:56:56 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 11908739 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 4B884139F for ; Mon, 16 Nov 2020 14:59:42 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 1DE03241A3 for ; Mon, 16 Nov 2020 14:59:42 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="hPdBqu7L" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1DE03241A3 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from list by lists.xenproject.org with outflank-mailman.28000.56554 (Exim 4.92) (envelope-from ) id 1kefxq-0006ow-4d; Mon, 16 Nov 2020 14:58:42 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 28000.56554; Mon, 16 Nov 2020 14:58:42 +0000 X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1kefxq-0006on-1N; Mon, 16 Nov 2020 14:58:42 +0000 Received: by outflank-mailman (input) for mailman id 28000; Mon, 16 Nov 2020 14:58:41 +0000 Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1kefxo-0006ni-Vi for xen-devel@lists.xenproject.org; Mon, 16 Nov 2020 14:58:41 +0000 Received: from casper.infradead.org (unknown [2001:8b0:10b:1236::1]) by us1-rack-iad1.inumbo.com (Halon) with ESMTPS id f50b753e-efe4-457e-ab0f-2b298420c158; Mon, 16 Nov 2020 14:58:33 +0000 (UTC) Received: from [2001:4bb8:180:6600:255b:7def:a93:4a09] (helo=localhost) by casper.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1kefxQ-0003jM-O4; Mon, 16 Nov 2020 14:58:17 +0000 Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1kefxo-0006ni-Vi for xen-devel@lists.xenproject.org; Mon, 16 Nov 2020 14:58:41 +0000 X-Inumbo-ID: f50b753e-efe4-457e-ab0f-2b298420c158 Received: from casper.infradead.org (unknown [2001:8b0:10b:1236::1]) by us1-rack-iad1.inumbo.com (Halon) with ESMTPS id f50b753e-efe4-457e-ab0f-2b298420c158; Mon, 16 Nov 2020 14:58:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=Content-Transfer-Encoding:MIME-Version: References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To: Content-Type:Content-ID:Content-Description; bh=gB9wX8Sf5Fr0vBVAuUG0acKrf9nR5B+BsqLVZ7zKAPE=; b=hPdBqu7LASCimrqoWvJWekgiwM e6sFN9M6496yHhIwQZ8SVDNPv85Fa5P7ZEcnY74J6Tt2EVaQ1HjE7fGy6Qo/q8v9uzp6sD/vtDi3k x+AFEwLxBM9S/UHTZAELAThsMlf8jyW4aFqZBbR6MMz+Vsa4kuh+hdpwNonyepLm5hF/WY/im2Qsp M27a3ymH344cKP7AJlnEbQ1ShVBTdT3pN0ujj3wBLxRxqpqeL17Wc9RHjP5WuygZtcYOLRkmU6YW7 qqsDvFjX11ndArIbuj3JsnUHh/P8r/XoLsW781HNKdSvw8XE1eNQ7Y5+/zRvydj78vPLvJktJkTdb /FmNl3CA==; Received: from [2001:4bb8:180:6600:255b:7def:a93:4a09] (helo=localhost) by casper.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1kefxQ-0003jM-O4; Mon, 16 Nov 2020 14:58:17 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Justin Sanders , Josef Bacik , Ilya Dryomov , Jack Wang , "Michael S. Tsirkin" , Jason Wang , Paolo Bonzini , Stefan Hajnoczi , Konrad Rzeszutek Wilk , =?utf-8?q?Roger_Pau_Monn?= =?utf-8?q?=C3=A9?= , Minchan Kim , Mike Snitzer , Song Liu , "Martin K. Petersen" , dm-devel@redhat.com, linux-block@vger.kernel.org, drbd-dev@lists.linbit.com, nbd@other.debian.org, ceph-devel@vger.kernel.org, xen-devel@lists.xenproject.org, linux-raid@vger.kernel.org, linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org, linux-fsdevel@vger.kernel.org, Hannes Reinecke , Petr Vorel Subject: [PATCH 05/78] block: remove the update_bdev parameter to set_capacity_revalidate_and_notify Date: Mon, 16 Nov 2020 15:56:56 +0100 Message-Id: <20201116145809.410558-6-hch@lst.de> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201116145809.410558-1-hch@lst.de> References: <20201116145809.410558-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org. See http://www.infradead.org/rpr.html The update_bdev argument is always set to true, so remove it. Also rename the function to the slighly less verbose set_capacity_and_notify, as propagating the disk size to the block device isn't really revalidation. Signed-off-by: Christoph Hellwig Reviewed-by: Hannes Reinecke Reviewed-by: Petr Vorel --- block/genhd.c | 13 +++++-------- drivers/block/loop.c | 2 +- drivers/block/virtio_blk.c | 2 +- drivers/block/xen-blkfront.c | 2 +- drivers/nvme/host/core.c | 2 +- drivers/scsi/sd.c | 5 ++--- include/linux/genhd.h | 3 +-- 7 files changed, 12 insertions(+), 17 deletions(-) diff --git a/block/genhd.c b/block/genhd.c index 9387f050c248a7..8c350fecfe8bfe 100644 --- a/block/genhd.c +++ b/block/genhd.c @@ -46,17 +46,15 @@ static void disk_del_events(struct gendisk *disk); static void disk_release_events(struct gendisk *disk); /* - * Set disk capacity and notify if the size is not currently - * zero and will not be set to zero + * Set disk capacity and notify if the size is not currently zero and will not + * be set to zero. Returns true if a uevent was sent, otherwise false. */ -bool set_capacity_revalidate_and_notify(struct gendisk *disk, sector_t size, - bool update_bdev) +bool set_capacity_and_notify(struct gendisk *disk, sector_t size) { sector_t capacity = get_capacity(disk); set_capacity(disk, size); - if (update_bdev) - revalidate_disk_size(disk, true); + revalidate_disk_size(disk, true); if (capacity != size && capacity != 0 && size != 0) { char *envp[] = { "RESIZE=1", NULL }; @@ -67,8 +65,7 @@ bool set_capacity_revalidate_and_notify(struct gendisk *disk, sector_t size, return false; } - -EXPORT_SYMBOL_GPL(set_capacity_revalidate_and_notify); +EXPORT_SYMBOL_GPL(set_capacity_and_notify); /* * Format the device name of the indicated disk into the supplied buffer and diff --git a/drivers/block/loop.c b/drivers/block/loop.c index 0a0c0c3a68ec4c..84a36c242e5550 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -251,7 +251,7 @@ loop_validate_block_size(unsigned short bsize) */ static void loop_set_size(struct loop_device *lo, loff_t size) { - if (!set_capacity_revalidate_and_notify(lo->lo_disk, size, true)) + if (!set_capacity_and_notify(lo->lo_disk, size)) kobject_uevent(&disk_to_dev(lo->lo_disk)->kobj, KOBJ_CHANGE); } diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c index a314b9382442b6..3e812b4c32e669 100644 --- a/drivers/block/virtio_blk.c +++ b/drivers/block/virtio_blk.c @@ -470,7 +470,7 @@ static void virtblk_update_capacity(struct virtio_blk *vblk, bool resize) cap_str_10, cap_str_2); - set_capacity_revalidate_and_notify(vblk->disk, capacity, true); + set_capacity_and_notify(vblk->disk, capacity); } static void virtblk_config_changed_work(struct work_struct *work) diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c index 48629d3433b4c3..79521e33d30ed5 100644 --- a/drivers/block/xen-blkfront.c +++ b/drivers/block/xen-blkfront.c @@ -2370,7 +2370,7 @@ static void blkfront_connect(struct blkfront_info *info) return; printk(KERN_INFO "Setting capacity to %Lu\n", sectors); - set_capacity_revalidate_and_notify(info->gd, sectors, true); + set_capacity_and_notify(info->gd, sectors); return; case BLKIF_STATE_SUSPENDED: diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index f6c6479da0e9ec..6c144e748f8cae 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -2053,7 +2053,7 @@ static void nvme_update_disk_info(struct gendisk *disk, capacity = 0; } - set_capacity_revalidate_and_notify(disk, capacity, true); + set_capacity_and_notify(disk, capacity); nvme_config_discard(disk, ns); nvme_config_write_zeroes(disk, ns); diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index 4a34dd5b153196..a2a4f385833d6c 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -3263,8 +3263,7 @@ static int sd_revalidate_disk(struct gendisk *disk) sdkp->first_scan = 0; - set_capacity_revalidate_and_notify(disk, - logical_to_sectors(sdp, sdkp->capacity), true); + set_capacity_and_notify(disk, logical_to_sectors(sdp, sdkp->capacity)); sd_config_write_same(sdkp); kfree(buffer); @@ -3274,7 +3273,7 @@ static int sd_revalidate_disk(struct gendisk *disk) * capacity to 0. */ if (sd_zbc_revalidate_zones(sdkp)) - set_capacity_revalidate_and_notify(disk, 0, true); + set_capacity_and_notify(disk, 0); out: return 0; diff --git a/include/linux/genhd.h b/include/linux/genhd.h index 03da3f603d309c..4b22bfd9336e1a 100644 --- a/include/linux/genhd.h +++ b/include/linux/genhd.h @@ -315,8 +315,7 @@ static inline int get_disk_ro(struct gendisk *disk) extern void disk_block_events(struct gendisk *disk); extern void disk_unblock_events(struct gendisk *disk); extern void disk_flush_events(struct gendisk *disk, unsigned int mask); -bool set_capacity_revalidate_and_notify(struct gendisk *disk, sector_t size, - bool update_bdev); +bool set_capacity_and_notify(struct gendisk *disk, sector_t size); /* drivers/char/random.c */ extern void add_disk_randomness(struct gendisk *disk) __latent_entropy;