From patchwork Fri May 22 15:38:55 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hannes Reinecke X-Patchwork-Id: 11565865 X-Patchwork-Delegate: snitzer@redhat.com 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 48B5E1392 for ; Fri, 22 May 2020 15:39:53 +0000 (UTC) Received: from us-smtp-delivery-1.mimecast.com (us-smtp-1.mimecast.com [207.211.31.81]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 0943620823 for ; Fri, 22 May 2020 15:39:52 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="SIECRAyh" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0943620823 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=dm-devel-bounces@redhat.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1590161991; h=from:from:sender:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:list-id:list-help: list-unsubscribe:list-subscribe:list-post; bh=4P2KVGLZPU7rzarjoqkPJ6QlaGTpesCDRlGqNgPnzdU=; b=SIECRAyhK/CcFcCHGvmsond6rnb06E0B6xE02XGI5Z/QGI1jcgXz3jASNn3AsUXsDoKHAv tUjXRiFlDk3GaHFUYvTKFcWluwyQ+ru+oc+conSm1QPtwKwG3GzzAZpRgL7MXub+ghlzd0 vh4pPhK7v51ryRVt09hvinQlxtNefxM= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-141-hPw5p79OOySSD6m70xUbJw-1; Fri, 22 May 2020 11:39:49 -0400 X-MC-Unique: hPw5p79OOySSD6m70xUbJw-1 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 47BD9100D080; Fri, 22 May 2020 15:39:38 +0000 (UTC) Received: from colo-mx.corp.redhat.com (colo-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.20]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 2C24D79C20; Fri, 22 May 2020 15:39:38 +0000 (UTC) Received: from lists01.pubmisc.prod.ext.phx2.redhat.com (lists01.pubmisc.prod.ext.phx2.redhat.com [10.5.19.33]) by colo-mx.corp.redhat.com (Postfix) with ESMTP id 03D291809547; Fri, 22 May 2020 15:39:38 +0000 (UTC) Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.rdu2.redhat.com [10.11.54.3]) by lists01.pubmisc.prod.ext.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id 04MFdIgi012605 for ; Fri, 22 May 2020 11:39:18 -0400 Received: by smtp.corp.redhat.com (Postfix) id 5CADF1000D80; Fri, 22 May 2020 15:39:18 +0000 (UTC) Delivered-To: dm-devel@redhat.com Received: from mimecast-mx02.redhat.com (mimecast04.extmail.prod.ext.rdu2.redhat.com [10.11.55.20]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 56142101B87A for ; Fri, 22 May 2020 15:39:18 +0000 (UTC) Received: from us-smtp-1.mimecast.com (us-smtp-delivery-1.mimecast.com [207.211.31.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 1168D10DCE82 for ; Fri, 22 May 2020 15:39:18 +0000 (UTC) Received: from mx2.suse.de (mx2.suse.de [195.135.220.15]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-173-a05I9UigOQezlgyOr4GYPw-1; Fri, 22 May 2020 11:39:13 -0400 X-MC-Unique: a05I9UigOQezlgyOr4GYPw-1 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx2.suse.de (Postfix) with ESMTP id C497BB22A; Fri, 22 May 2020 15:39:12 +0000 (UTC) From: Hannes Reinecke To: Damien LeMoal Date: Fri, 22 May 2020 17:38:55 +0200 Message-Id: <20200522153901.133375-7-hare@suse.de> In-Reply-To: <20200522153901.133375-1-hare@suse.de> References: <20200522153901.133375-1-hare@suse.de> X-Scanned-By: MIMEDefang 2.78 on 10.11.54.3 X-loop: dm-devel@redhat.com Cc: dm-devel@redhat.com, Mike Snitzer Subject: [dm-devel] [PATCH 06/12] dm-zoned: add metadata pointer to struct dmz_dev X-BeenThere: dm-devel@redhat.com X-Mailman-Version: 2.1.12 Precedence: junk List-Id: device-mapper development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: dm-devel-bounces@redhat.com Errors-To: dm-devel-bounces@redhat.com X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Add a metadata pointer to struct dmz_dev and use it as argument for blkdev_report_zones() instead of the metadata itself. Signed-off-by: Hannes Reinecke Reviewed-by: Damien Le Moal --- drivers/md/dm-zoned-metadata.c | 14 +++++++++----- drivers/md/dm-zoned.h | 7 ++++--- 2 files changed, 13 insertions(+), 8 deletions(-) diff --git a/drivers/md/dm-zoned-metadata.c b/drivers/md/dm-zoned-metadata.c index 7b6e7404f1e8..73479b4c8bca 100644 --- a/drivers/md/dm-zoned-metadata.c +++ b/drivers/md/dm-zoned-metadata.c @@ -1343,8 +1343,8 @@ static int dmz_load_sb(struct dmz_metadata *zmd) */ static int dmz_init_zone(struct blk_zone *blkz, unsigned int num, void *data) { - struct dmz_metadata *zmd = data; - struct dmz_dev *dev = zmd->nr_devs > 1 ? &zmd->dev[1] : &zmd->dev[0]; + struct dmz_dev *dev = data; + struct dmz_metadata *zmd = dev->metadata; int idx = num + dev->zone_offset; struct dm_zone *zone = kzalloc(sizeof(struct dm_zone), GFP_KERNEL); @@ -1480,8 +1480,12 @@ static int dmz_init_zones(struct dmz_metadata *zmd) /* Allocate zone array */ zmd->nr_zones = 0; - for (i = 0; i < zmd->nr_devs; i++) - zmd->nr_zones += zmd->dev[i].nr_zones; + for (i = 0; i < zmd->nr_devs; i++) { + struct dmz_dev *dev = &zmd->dev[i]; + + dev->metadata = zmd; + zmd->nr_zones += dev->nr_zones; + } if (!zmd->nr_zones) { DMERR("(%s): No zones found", zmd->devname); @@ -1516,7 +1520,7 @@ static int dmz_init_zones(struct dmz_metadata *zmd) * first randomly writable zone. */ ret = blkdev_report_zones(zoned_dev->bdev, 0, BLK_ALL_ZONES, - dmz_init_zone, zmd); + dmz_init_zone, zoned_dev); if (ret < 0) { DMDEBUG("(%s): Failed to report zones, error %d", zmd->devname, ret); diff --git a/drivers/md/dm-zoned.h b/drivers/md/dm-zoned.h index 356b436425e4..dab701893b67 100644 --- a/drivers/md/dm-zoned.h +++ b/drivers/md/dm-zoned.h @@ -45,11 +45,15 @@ #define dmz_bio_block(bio) dmz_sect2blk((bio)->bi_iter.bi_sector) #define dmz_bio_blocks(bio) dmz_sect2blk(bio_sectors(bio)) +struct dmz_metadata; +struct dmz_reclaim; + /* * Zoned block device information. */ struct dmz_dev { struct block_device *bdev; + struct dmz_metadata *metadata; char name[BDEVNAME_SIZE]; uuid_t uuid; @@ -168,9 +172,6 @@ enum { #define dmz_dev_debug(dev, format, args...) \ DMDEBUG("(%s): " format, (dev)->name, ## args) -struct dmz_metadata; -struct dmz_reclaim; - /* * Functions defined in dm-zoned-metadata.c */