From patchwork Fri May 8 09:03:29 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hannes Reinecke X-Patchwork-Id: 11536065 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 A3D61913 for ; Fri, 8 May 2020 09:04:35 +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 mail.kernel.org (Postfix) with ESMTPS id 4BBAC20731 for ; Fri, 8 May 2020 09:04:35 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="WXMp21je" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4BBAC20731 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=1588928674; 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=aFaBrVjOqH0Jjj+JOF6my2FXep8mHfGeMUDqdRi1UC8=; b=WXMp21je80MOPJWGXVQWqyWaIb5gh8D60R2h6GpYl68myUnHsbjIIe00sXz+OulUiYjag/ 8jPQSkGLCuI2bhOoUbhf9WQ6NTDk9mMiEw/olV9L/Qtfshktlz62jWeE3Ng104j59zzQTF XG8ewLwzRelvUMYycg6Iv2tu2Mn3JZo= 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-155-wopBLTyEOIWdD8DcTw70dA-1; Fri, 08 May 2020 05:04:32 -0400 X-MC-Unique: wopBLTyEOIWdD8DcTw70dA-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id D9E53872FF5; Fri, 8 May 2020 09:04:27 +0000 (UTC) Received: from colo-mx.corp.redhat.com (colo-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.21]) by smtp.corp.redhat.com (Postfix) with ESMTPS id B62AF5C1C5; Fri, 8 May 2020 09:04:27 +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 7D1D34E586; Fri, 8 May 2020 09:04:27 +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 048946CX000834 for ; Fri, 8 May 2020 05:04:06 -0400 Received: by smtp.corp.redhat.com (Postfix) id 26FB110AF430; Fri, 8 May 2020 09:04:06 +0000 (UTC) Delivered-To: dm-devel@redhat.com Received: from mimecast-mx02.redhat.com (mimecast03.extmail.prod.ext.rdu2.redhat.com [10.11.55.19]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 2351710AF41D for ; Fri, 8 May 2020 09:04:06 +0000 (UTC) Received: from us-smtp-1.mimecast.com (us-smtp-1.mimecast.com [205.139.110.61]) (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 E78E7801030 for ; Fri, 8 May 2020 09:04:05 +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-266-EJQ8JfH8MTC7YLKM5DaO_Q-1; Fri, 08 May 2020 05:03:59 -0400 X-MC-Unique: EJQ8JfH8MTC7YLKM5DaO_Q-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 986A7AE8C; Fri, 8 May 2020 09:03:57 +0000 (UTC) From: Hannes Reinecke To: Mike Snitzer Date: Fri, 8 May 2020 11:03:29 +0200 Message-Id: <20200508090332.40716-12-hare@suse.de> In-Reply-To: <20200508090332.40716-1-hare@suse.de> References: <20200508090332.40716-1-hare@suse.de> X-Scanned-By: MIMEDefang 2.78 on 10.11.54.3 X-MIME-Autoconverted: from quoted-printable to 8bit by lists01.pubmisc.prod.ext.phx2.redhat.com id 048946CX000834 X-loop: dm-devel@redhat.com Cc: Damien LeMoal , Bob Liu , dm-devel@redhat.com Subject: [dm-devel] [PATCH 11/14] dm-zoned: add metadata logging functions 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 10.5.11.16 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Use the metadata label for logging and not the underlying device. Signed-off-by: Hannes Reinecke Reviewed-by: Damien Le Moal Reviewed-by: Bob Liu --- drivers/md/dm-zoned-metadata.c | 95 +++++++++++++++++++++++++----------------- 1 file changed, 56 insertions(+), 39 deletions(-) diff --git a/drivers/md/dm-zoned-metadata.c b/drivers/md/dm-zoned-metadata.c index 312194be4cb0..77b9ea4bad74 100644 --- a/drivers/md/dm-zoned-metadata.c +++ b/drivers/md/dm-zoned-metadata.c @@ -194,6 +194,17 @@ struct dmz_metadata { wait_queue_head_t free_wq; }; +#define dmz_zmd_info(zmd, format, args...) \ + DMINFO("(%s): " format, (zmd)->devname, ## args) + +#define dmz_zmd_err(zmd, format, args...) \ + DMERR("(%s): " format, (zmd)->devname, ## args) + +#define dmz_zmd_warn(zmd, format, args...) \ + DMWARN("(%s): " format, (zmd)->devname, ## args) + +#define dmz_zmd_debug(zmd, format, args...) \ + DMDEBUG("(%s): " format, (zmd)->devname, ## args) /* * Various accessors */ @@ -1098,7 +1109,7 @@ static int dmz_load_sb(struct dmz_metadata *zmd) int ret; if (!zmd->sb[0].zone) { - dmz_dev_err(zmd->dev, "Primary super block zone not set"); + dmz_zmd_err(zmd, "Primary super block zone not set"); return -ENXIO; } @@ -1135,7 +1146,7 @@ static int dmz_load_sb(struct dmz_metadata *zmd) /* Use highest generation sb first */ if (!sb_good[0] && !sb_good[1]) { - dmz_dev_err(zmd->dev, "No valid super block found"); + dmz_zmd_err(zmd, "No valid super block found"); return -EIO; } @@ -1248,7 +1259,7 @@ static void dmz_drop_zones(struct dmz_metadata *zmd) */ static int dmz_init_zones(struct dmz_metadata *zmd) { - struct dmz_dev *dev = zmd->dev; + struct dmz_dev *dev = &zmd->dev[0]; int ret; /* Init */ @@ -1268,8 +1279,8 @@ static int dmz_init_zones(struct dmz_metadata *zmd) if (!zmd->zones) return -ENOMEM; - dmz_dev_info(dev, "Using %zu B for zone information", - sizeof(struct dm_zone) * zmd->nr_zones); + DMINFO("(%s): Using %zu B for zone information", + zmd->devname, sizeof(struct dm_zone) * zmd->nr_zones); /* * Get zone information and initialize zone descriptors. At the same @@ -1412,7 +1423,6 @@ static void dmz_get_zone_weight(struct dmz_metadata *zmd, struct dm_zone *zone); */ static int dmz_load_mapping(struct dmz_metadata *zmd) { - struct dmz_dev *dev = zmd->dev; struct dm_zone *dzone, *bzone; struct dmz_mblock *dmap_mblk = NULL; struct dmz_map *dmap; @@ -1445,7 +1455,7 @@ static int dmz_load_mapping(struct dmz_metadata *zmd) goto next; if (dzone_id >= zmd->nr_zones) { - dmz_dev_err(dev, "Chunk %u mapping: invalid data zone ID %u", + dmz_zmd_err(zmd, "Chunk %u mapping: invalid data zone ID %u", chunk, dzone_id); return -EIO; } @@ -1466,14 +1476,14 @@ static int dmz_load_mapping(struct dmz_metadata *zmd) goto next; if (bzone_id >= zmd->nr_zones) { - dmz_dev_err(dev, "Chunk %u mapping: invalid buffer zone ID %u", + dmz_zmd_err(zmd, "Chunk %u mapping: invalid buffer zone ID %u", chunk, bzone_id); return -EIO; } bzone = dmz_get(zmd, bzone_id); if (!dmz_is_rnd(bzone)) { - dmz_dev_err(dev, "Chunk %u mapping: invalid buffer zone %u", + dmz_zmd_err(zmd, "Chunk %u mapping: invalid buffer zone %u", chunk, bzone_id); return -EIO; } @@ -1893,7 +1903,7 @@ struct dm_zone *dmz_alloc_zone(struct dmz_metadata *zmd, unsigned long flags) atomic_dec(&zmd->unmap_nr_seq); if (dmz_is_offline(zone)) { - dmz_dev_warn(zmd->dev, "Zone %u is offline", zone->id); + dmz_zmd_warn(zmd, "Zone %u is offline", zone->id); zone = NULL; goto again; } @@ -2104,7 +2114,7 @@ int dmz_validate_blocks(struct dmz_metadata *zmd, struct dm_zone *zone, struct dmz_mblock *mblk; unsigned int n = 0; - dmz_dev_debug(zmd->dev, "=> VALIDATE zone %u, block %llu, %u blocks", + dmz_zmd_debug(zmd, "=> VALIDATE zone %u, block %llu, %u blocks", zone->id, (unsigned long long)chunk_block, nr_blocks); @@ -2134,7 +2144,7 @@ int dmz_validate_blocks(struct dmz_metadata *zmd, struct dm_zone *zone, if (likely(zone->weight + n <= zone_nr_blocks)) zone->weight += n; else { - dmz_dev_warn(zmd->dev, "Zone %u: weight %u should be <= %u", + dmz_zmd_warn(zmd, "Zone %u: weight %u should be <= %u", zone->id, zone->weight, zone_nr_blocks - n); zone->weight = zone_nr_blocks; @@ -2184,7 +2194,7 @@ int dmz_invalidate_blocks(struct dmz_metadata *zmd, struct dm_zone *zone, struct dmz_mblock *mblk; unsigned int n = 0; - dmz_dev_debug(zmd->dev, "=> INVALIDATE zone %u, block %llu, %u blocks", + dmz_zmd_debug(zmd, "=> INVALIDATE zone %u, block %llu, %u blocks", zone->id, (u64)chunk_block, nr_blocks); WARN_ON(chunk_block + nr_blocks > zmd->zone_nr_blocks); @@ -2214,7 +2224,7 @@ int dmz_invalidate_blocks(struct dmz_metadata *zmd, struct dm_zone *zone, if (zone->weight >= n) zone->weight -= n; else { - dmz_dev_warn(zmd->dev, "Zone %u: weight %u should be >= %u", + dmz_zmd_warn(zmd, "Zone %u: weight %u should be >= %u", zone->id, zone->weight, n); zone->weight = 0; } @@ -2424,7 +2434,7 @@ static void dmz_cleanup_metadata(struct dmz_metadata *zmd) while (!list_empty(&zmd->mblk_dirty_list)) { mblk = list_first_entry(&zmd->mblk_dirty_list, struct dmz_mblock, link); - dmz_dev_warn(zmd->dev, "mblock %llu still in dirty list (ref %u)", + dmz_zmd_warn(zmd, "mblock %llu still in dirty list (ref %u)", (u64)mblk->no, mblk->ref); list_del_init(&mblk->link); rb_erase(&mblk->node, &zmd->mblk_rbtree); @@ -2442,7 +2452,7 @@ static void dmz_cleanup_metadata(struct dmz_metadata *zmd) /* Sanity checks: the mblock rbtree should now be empty */ root = &zmd->mblk_rbtree; rbtree_postorder_for_each_entry_safe(mblk, next, root, node) { - dmz_dev_warn(zmd->dev, "mblock %llu ref %u still in rbtree", + dmz_zmd_warn(zmd, "mblock %llu ref %u still in rbtree", (u64)mblk->no, mblk->ref); mblk->ref = 0; dmz_free_mblock(zmd, mblk); @@ -2455,6 +2465,18 @@ static void dmz_cleanup_metadata(struct dmz_metadata *zmd) mutex_destroy(&zmd->map_lock); } +void dmz_print_dev(struct dmz_metadata *zmd, int num) +{ + struct dmz_dev *dev = &zmd->dev[num]; + + dmz_dev_info(dev, "Host-%s zoned block device", + bdev_zoned_model(dev->bdev) == BLK_ZONED_HA ? + "aware" : "managed"); + dmz_dev_info(dev, " %llu 512-byte logical sectors", + (u64)dev->capacity); + dmz_dev_info(dev, " %u zones of %llu 512-byte logical sectors", + dev->nr_zones, (u64)zmd->zone_nr_sectors); +} /* * Initialize the zoned metadata. */ @@ -2531,34 +2553,31 @@ int dmz_ctr_metadata(struct dmz_dev *dev, struct dmz_metadata **metadata, /* Metadata cache shrinker */ ret = register_shrinker(&zmd->mblk_shrinker); if (ret) { - dmz_dev_err(dev, "Register metadata cache shrinker failed"); + dmz_zmd_err(zmd, "Register metadata cache shrinker failed"); goto err; } - dmz_dev_info(dev, "Host-%s zoned block device", - bdev_zoned_model(dev->bdev) == BLK_ZONED_HA ? - "aware" : "managed"); - dmz_dev_info(dev, " %llu 512-byte logical sectors", - (u64)dev->capacity); - dmz_dev_info(dev, " %u zones of %llu 512-byte logical sectors", + dmz_zmd_info(zmd, "DM-Zoned metadata version %d", DMZ_META_VER); + dmz_print_dev(zmd, 0); + + dmz_zmd_info(zmd, " %u zones of %llu 512-byte logical sectors", zmd->nr_zones, (u64)zmd->zone_nr_sectors); - dmz_dev_info(dev, " %u metadata zones", + dmz_zmd_info(zmd, " %u metadata zones", zmd->nr_meta_zones * 2); - dmz_dev_info(dev, " %u data zones for %u chunks", + dmz_zmd_info(zmd, " %u data zones for %u chunks", zmd->nr_data_zones, zmd->nr_chunks); - dmz_dev_info(dev, " %u random zones (%u unmapped)", + dmz_zmd_info(zmd, " %u random zones (%u unmapped)", zmd->nr_rnd, atomic_read(&zmd->unmap_nr_rnd)); - dmz_dev_info(dev, " %u sequential zones (%u unmapped)", + dmz_zmd_info(zmd, " %u sequential zones (%u unmapped)", zmd->nr_seq, atomic_read(&zmd->unmap_nr_seq)); - dmz_dev_info(dev, " %u reserved sequential data zones", + dmz_zmd_info(zmd, " %u reserved sequential data zones", zmd->nr_reserved_seq); - - dmz_dev_debug(dev, "Format:"); - dmz_dev_debug(dev, "%u metadata blocks per set (%u max cache)", + dmz_zmd_debug(zmd, "Format:"); + dmz_zmd_debug(zmd, "%u metadata blocks per set (%u max cache)", zmd->nr_meta_blocks, zmd->max_nr_mblks); - dmz_dev_debug(dev, " %u data zone mapping blocks", + dmz_zmd_debug(zmd, " %u data zone mapping blocks", zmd->nr_map_blocks); - dmz_dev_debug(dev, " %u bitmap blocks", + dmz_zmd_debug(zmd, " %u bitmap blocks", zmd->nr_bitmap_blocks); *metadata = zmd; @@ -2587,7 +2606,6 @@ void dmz_dtr_metadata(struct dmz_metadata *zmd) */ int dmz_resume_metadata(struct dmz_metadata *zmd) { - struct dmz_dev *dev = zmd->dev; struct dm_zone *zone; sector_t wp_block; unsigned int i; @@ -2597,20 +2615,19 @@ int dmz_resume_metadata(struct dmz_metadata *zmd) for (i = 0; i < zmd->nr_zones; i++) { zone = dmz_get(zmd, i); if (!zone) { - dmz_dev_err(dev, "Unable to get zone %u", i); + dmz_zmd_err(zmd, "Unable to get zone %u", i); return -EIO; } - wp_block = zone->wp_block; ret = dmz_update_zone(zmd, zone); if (ret) { - dmz_dev_err(dev, "Broken zone %u", i); + dmz_zmd_err(zmd, "Broken zone %u", i); return ret; } if (dmz_is_offline(zone)) { - dmz_dev_warn(dev, "Zone %u is offline", i); + dmz_zmd_warn(zmd, "Zone %u is offline", i); continue; } @@ -2618,7 +2635,7 @@ int dmz_resume_metadata(struct dmz_metadata *zmd) if (!dmz_is_seq(zone)) zone->wp_block = 0; else if (zone->wp_block != wp_block) { - dmz_dev_err(dev, "Zone %u: Invalid wp (%llu / %llu)", + dmz_zmd_err(zmd, "Zone %u: Invalid wp (%llu / %llu)", i, (u64)zone->wp_block, (u64)wp_block); zone->wp_block = wp_block; dmz_invalidate_blocks(zmd, zone, zone->wp_block,