From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp-out2.suse.de (smtp-out2.suse.de [195.135.223.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 72D992D0C8A for ; Wed, 5 Nov 2025 07:13:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=195.135.223.131 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762326813; cv=none; b=smVZD6i6bQtG2bOyK3yeXtcnJrQz1x0kAmulOmA8ipghpCyMV9ZUzmDE+b1ot7QgotWOxfan42VFj0r7iah0IihilMTyckGPYwHvq9thqFTl/dDqdqB28duSnUv2Lq6wIsXGcDSTfmHgul5QyYYROqxTX64oEM+7d6Bj0ddDizY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762326813; c=relaxed/simple; bh=6buDsgkObLRHEk4bLt1U975Il0m3a8kg7vWs1HuKNt8=; h=Message-ID:Date:MIME-Version:Subject:To:References:From: In-Reply-To:Content-Type; b=TuQsaeuYIcFDmTwA2JLFXk/zkJbF61eiDsXHwRBTK7LSADQ/VMeHKpjoQVYRpQkP/yMWayp5xgl1Jj6MqtErzk2ZznpG8TH+7q1qhvOY4SEbZdQEMNTyTDvpEXDFEfrKlU6RYOSAXyKEms5laQIbhR93bvhKfN1pmSy/Y+FmQj0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=suse.de; spf=pass smtp.mailfrom=suse.de; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.b=15ehS71h; dkim=permerror (0-bit key) header.d=suse.de header.i=@suse.de header.b=WZqtjCmZ; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.b=15ehS71h; dkim=permerror (0-bit key) header.d=suse.de header.i=@suse.de header.b=WZqtjCmZ; arc=none smtp.client-ip=195.135.223.131 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=suse.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=suse.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.b="15ehS71h"; dkim=permerror (0-bit key) header.d=suse.de header.i=@suse.de header.b="WZqtjCmZ"; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.b="15ehS71h"; dkim=permerror (0-bit key) header.d=suse.de header.i=@suse.de header.b="WZqtjCmZ" Received: from imap1.dmz-prg2.suse.org (imap1.dmz-prg2.suse.org [IPv6:2a07:de40:b281:104:10:150:64:97]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by smtp-out2.suse.de (Postfix) with ESMTPS id 6198F1F394; Wed, 5 Nov 2025 07:13:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1762326809; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=O1a55L6eu+gyi8zUO1ywz4lkQc8YLbGa317PQqwBunM=; b=15ehS71hGPn11c1PE+qsAGqXEK9jtnSO4uwc7XoPfSf0sDhXXSCYTEgyiGjzRlDdIo0hcI Ixx1FTnin/4l7IALHbXQYMc15OfpwYeGb+vCpBlnu9viakTyxZe7SZwHhCDN6Q3Sh9nkCK yxoTY9+NrVqKV/9dFgztjGAZva6D+90= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1762326809; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=O1a55L6eu+gyi8zUO1ywz4lkQc8YLbGa317PQqwBunM=; b=WZqtjCmZw6u3IeInXtmu+NkG8A2zk2FLqmzIjqEjdFjmalz9wLFOBLXxZRVkFvJxS8TzX0 Gmne2eel+pD5qqDg== Authentication-Results: smtp-out2.suse.de; dkim=pass header.d=suse.de header.s=susede2_rsa header.b=15ehS71h; dkim=pass header.d=suse.de header.s=susede2_ed25519 header.b=WZqtjCmZ DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1762326809; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=O1a55L6eu+gyi8zUO1ywz4lkQc8YLbGa317PQqwBunM=; b=15ehS71hGPn11c1PE+qsAGqXEK9jtnSO4uwc7XoPfSf0sDhXXSCYTEgyiGjzRlDdIo0hcI Ixx1FTnin/4l7IALHbXQYMc15OfpwYeGb+vCpBlnu9viakTyxZe7SZwHhCDN6Q3Sh9nkCK yxoTY9+NrVqKV/9dFgztjGAZva6D+90= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1762326809; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=O1a55L6eu+gyi8zUO1ywz4lkQc8YLbGa317PQqwBunM=; b=WZqtjCmZw6u3IeInXtmu+NkG8A2zk2FLqmzIjqEjdFjmalz9wLFOBLXxZRVkFvJxS8TzX0 Gmne2eel+pD5qqDg== Received: from imap1.dmz-prg2.suse.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by imap1.dmz-prg2.suse.org (Postfix) with ESMTPS id C5139132DD; Wed, 5 Nov 2025 07:13:28 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id jt1/Lhj5Cmn1FgAAD6G6ig (envelope-from ); Wed, 05 Nov 2025 07:13:28 +0000 Message-ID: <1aca72f5-df99-4277-a36b-e9d259f77afd@suse.de> Date: Wed, 5 Nov 2025 08:13:28 +0100 Precedence: bulk X-Mailing-List: linux-xfs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 14/15] btrfs: use blkdev_report_zones_cached() To: Damien Le Moal , Jens Axboe , linux-block@vger.kernel.org, linux-nvme@lists.infradead.org, Keith Busch , Christoph Hellwig , dm-devel@lists.linux.dev, Mike Snitzer , Mikulas Patocka , "Martin K . Petersen" , linux-scsi@vger.kernel.org, linux-xfs@vger.kernel.org, Carlos Maiolino , linux-btrfs@vger.kernel.org, David Sterba References: <20251104013147.913802-1-dlemoal@kernel.org> <20251104013147.913802-15-dlemoal@kernel.org> Content-Language: en-US From: Hannes Reinecke In-Reply-To: <20251104013147.913802-15-dlemoal@kernel.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 6198F1F394 X-Rspamd-Server: rspamd2.dmz-prg2.suse.org X-Spamd-Result: default: False [-4.51 / 50.00]; BAYES_HAM(-3.00)[100.00%]; NEURAL_HAM_LONG(-1.00)[-1.000]; R_DKIM_ALLOW(-0.20)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; MX_GOOD(-0.01)[]; FUZZY_RATELIMITED(0.00)[rspamd.com]; RCVD_VIA_SMTP_AUTH(0.00)[]; ARC_NA(0.00)[]; RCPT_COUNT_TWELVE(0.00)[15]; RECEIVED_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:106:10:150:64:167:received]; MIME_TRACE(0.00)[0:+]; RBL_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:104:10:150:64:97:from]; RCVD_TLS_ALL(0.00)[]; MID_RHS_MATCH_FROM(0.00)[]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; SPAMHAUS_XBL(0.00)[2a07:de40:b281:104:10:150:64:97:from]; FROM_EQ_ENVFROM(0.00)[]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; RCVD_COUNT_TWO(0.00)[2]; TO_MATCH_ENVRCPT_ALL(0.00)[]; DBL_BLOCKED_OPENRESOLVER(0.00)[suse.com:email,wdc.com:email,suse.de:email,suse.de:mid,suse.de:dkim]; DNSWL_BLOCKED(0.00)[2a07:de40:b281:104:10:150:64:97:from,2a07:de40:b281:106:10:150:64:167:received]; DKIM_TRACE(0.00)[suse.de:+] X-Rspamd-Action: no action X-Spam-Flag: NO X-Spam-Score: -4.51 X-Spam-Level: On 11/4/25 02:31, Damien Le Moal wrote: > Modify btrfs_get_dev_zones() and btrfs_sb_log_location_bdev() to replace > the call to blkdev_report_zones() with blkdev_report_zones_cached() to > speed-up mount operations. btrfs_get_dev_zone_info() is also modified to > take into account the BLK_ZONE_COND_ACTIVE condition, which is > equivalent to either BLK_ZONE_COND_IMP_OPEN, BLK_ZONE_COND_EXP_OPEN or > BLK_ZONE_COND_CLOSED. > > With this change, mounting a freshly formatted large capacity (30 TB) > SMR HDD completes under 100ms compared to over 1.8s before. > > Signed-off-by: Damien Le Moal > Acked-by: David Sterba > Reviewed-by: Johannes Thumshirn > --- > fs/btrfs/zoned.c | 11 ++++++----- > 1 file changed, 6 insertions(+), 5 deletions(-) > Reviewed-by: Hannes Reinecke Cheers, hannes -- Dr. Hannes Reinecke Kernel Storage Architect hare@suse.de +49 911 74053 688 SUSE Software Solutions GmbH, Frankenstr. 146, 90461 Nürnberg HRB 36809 (AG Nürnberg), GF: I. Totev, A. McDonald, W. Knoblich