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From: Eric Biggers <ebiggers@kernel.org>
To: Christoph Hellwig <hch@lst.de>
Cc: axboe@kernel.dk, linux-block@vger.kernel.org
Subject: Re: [PATCH 2/3] block: untangle request_queue refcounting from sysfs
Date: Mon, 7 Nov 2022 11:57:36 -0800	[thread overview]
Message-ID: <Y2ljMMNLLy3lG8VA@sol.localdomain> (raw)
In-Reply-To: <20221105080815.775721-2-hch@lst.de>

On Sat, Nov 05, 2022 at 09:08:14AM +0100, Christoph Hellwig wrote:
> @@ -811,7 +772,8 @@ int blk_register_queue(struct gendisk *disk)
>  
>  	mutex_lock(&q->sysfs_dir_lock);
>  
> -	ret = kobject_add(&q->kobj, &disk_to_dev(disk)->kobj, "queue");
> +	kobject_init(&disk->queue_kobj, &blk_queue_ktype);
> +	ret = kobject_add(&disk->queue_kobj, &disk_to_dev(disk)->kobj, "queue");

Use kobject_init_and_add()?  Also, kobject_put() needs to be called on error.

- Eric

  reply	other threads:[~2022-11-07 19:57 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-11-05  8:08 [PATCH 1/3] blk-crypto: pass a gendisk to blk_crypto_sysfs_register Christoph Hellwig
2022-11-05  8:08 ` [PATCH 2/3] block: untangle request_queue refcounting from sysfs Christoph Hellwig
2022-11-07 19:57   ` Eric Biggers [this message]
2022-11-09 13:01     ` Christoph Hellwig
2022-11-05  8:08 ` [PATCH 3/3] block: mark blk_put_queue as potentially blocking Christoph Hellwig
2022-11-07 19:55 ` [PATCH 1/3] blk-crypto: pass a gendisk to blk_crypto_sysfs_register Eric Biggers
2022-11-09 12:49   ` Christoph Hellwig

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