From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 540DD4F93CA; Tue, 13 Oct 2026 12:27:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791894475; cv=none; b=GfiC+7IdlMhGtnXUUAf1I79Qv+vmSyWPxBqSJ2AaBvUaGVSFihP0IW+IqnAqwVK7ZnYb7jIO2D3oHDDbfNI7Fr3Vy6I52fX39waoLWvI7YKsnGg3ZqJs51JyVKZdTnK5fyKlOXAYGnq1jFWiJnGm4r5GY5Km/BTnRGP7jC10kCg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791894475; c=relaxed/simple; bh=eN6L7Q3aOttcGmT71mrGSy0EyMezUpJAQR12+SWDm1A=; h=From:To:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=SEgdHebR8uDMpZ0HQeMKSMbXCp8flnLHbCHYmry/7mnPDAKP0hcbw5P2o1018TBadNlPeNavjzLtOOkieRHNBL2wtDZTPOI7ExoU//Zmz9oYS1tAI0nkbcBBrF9KKfRMZSJo9R3ZbvyP1vgnvbJ9fLnX0p+6dquhWcA3MAdZBPY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=BRhejmQk; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="BRhejmQk" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6E75C1F00898; Tue, 13 Oct 2026 12:27:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1791894474; bh=vqWhG4+x+9my2TU/x7qA0pDe3Bew5dVDIhFHXLekGWk=; h=From:To:Subject:Date:In-Reply-To:References; b=BRhejmQkq/2ZuUfEFXfj1IfENy37VFyvhm/wTvDcaSTqiNE+JV/JvzIjf9n/hnuyW fuPppm0EXCi3mVMR46kmiR3BcTt+gBnjbAvEOKDXQ+I6JJbs00bekqszEK/teGpxND Rea698UDgeHUTEF91DoL/oXHBtKRWjLcfgpCNSAECrrPYfz11dmE7THQbG10DB7wXL bboB0WiE0eVWIQD56AknMMkeFju67iyWw8caOEA2C/gHqM+Pjig06KKAiCdD6I9FY7 mscQGJ103d7vIzJprNCzu13otbPT0apyFwe/14gFvs6inxCkweHHENut6pMd5R6W7m FIHuL1BB3MGbA== From: Damien Le Moal To: Jens Axboe , linux-block@vger.kernel.org, Christoph Hellwig , linux-scsi@vger.kernel.org, "Martin K . Petersen" Subject: [PATCH v6 01/10] block: introduce disk_zone_is_offline() Date: Tue, 13 Oct 2026 21:27:41 +0900 Message-ID: <20261013122750.2237843-2-dlemoal@kernel.org> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20261013122750.2237843-1-dlemoal@kernel.org> References: <20261013122750.2237843-1-dlemoal@kernel.org> Precedence: bulk X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Introduce the helper function disk_zone_is_offline() for testing if a zone of a gendisk has the offline condition. The zone to test is identified using a sector number that must belong to the target zone to check. Signed-off-by: Damien Le Moal Reviewed-by: Christoph Hellwig --- block/blk-zoned.c | 16 ++++++++++++++++ include/linux/blkdev.h | 9 +++++++++ 2 files changed, 25 insertions(+) diff --git a/block/blk-zoned.c b/block/blk-zoned.c index d8688a3d8314..0d4b18290412 100644 --- a/block/blk-zoned.c +++ b/block/blk-zoned.c @@ -292,6 +292,22 @@ static bool disk_zone_is_seq(struct gendisk *disk, sector_t sector) return !blk_zstate_is_conv(zs); } +/** + * disk_zone_is_offline - check if a sector belongs to an offline zone + * @disk: gendisk to check + * @sector: sector number + * + * Check if @sector on @disk is contained in an offline zone. + */ +bool disk_zone_is_offline(struct gendisk *disk, sector_t sector) +{ + if (!blk_queue_is_zoned(disk->queue)) + return false; + + return disk_zone_get_cond(disk, sector) == BLK_ZONE_COND_OFFLINE; +} +EXPORT_SYMBOL_GPL(disk_zone_is_offline); + /** * bdev_zone_is_seq - check if a sector belongs to a sequential write zone * @bdev: block device to check diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 2d5c30823aab..f7f79bfd907a 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -942,6 +942,9 @@ static inline unsigned int disk_zone_capacity(struct gendisk *disk, return disk->last_zone_capacity; return disk->zone_capacity; } + +bool disk_zone_is_offline(struct gendisk *disk, sector_t sector); + static inline unsigned int bdev_zone_capacity(struct block_device *bdev, sector_t pos) { @@ -956,6 +959,12 @@ static inline unsigned int disk_nr_zones(struct gendisk *disk) return 0; } +static inline bool disk_zone_is_offline(struct gendisk *disk, + sector_t sector) +{ + return false; +} + static inline bool bdev_zone_is_seq(struct block_device *bdev, sector_t sector) { return false; -- 2.55.0