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From: Hannes Reinecke <hare@suse.de>
To: Christoph Hellwig <hch@lst.de>, Jens Axboe <axboe@kernel.dk>,
	Jan Kara <jack@suse.cz>
Cc: linux-block@vger.kernel.org, linux-s390@vger.kernel.org
Subject: Re: [PATCH 7/7] block: move setting bd_invalidated from flush_disk to check_disk_change
Date: Fri, 15 Nov 2019 11:09:14 +0100	[thread overview]
Message-ID: <118ce019-45ce-138c-afe2-5793c33ea0c9@suse.de> (raw)
In-Reply-To: <20191114143438.14681-8-hch@lst.de>

On 11/14/19 3:34 PM, Christoph Hellwig wrote:
> The only other caller of flush_disk instantly clears the flag, so don't
> bother setting it there.
> 
> Signed-off-by: Christoph Hellwig <hch@lst.de>
> ---
>  fs/block_dev.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/fs/block_dev.c b/fs/block_dev.c
> index ee63c2732fa2..f60739b5a24f 100644
> --- a/fs/block_dev.c
> +++ b/fs/block_dev.c
> @@ -1403,7 +1403,6 @@ static void flush_disk(struct block_device *bdev, bool kill_dirty)
>  		       "resized disk %s\n",
>  		       bdev->bd_disk ? bdev->bd_disk->disk_name : "");
>  	}
> -	bdev->bd_invalidated = 1;
>  }
>  
>  /**
> @@ -1491,6 +1490,7 @@ int check_disk_change(struct block_device *bdev)
>  		return 0;
>  
>  	flush_disk(bdev, true);
> +	bdev->bd_invalidated = 1;
>  	if (bdops->revalidate_disk)
>  		bdops->revalidate_disk(bdev->bd_disk);
>  	return 1;
> 
Reviewed-by: Hannes Reinecke <hare@suse.de>

Cheers,

Hannes
-- 
Dr. Hannes Reinecke		      Teamlead Storage & Networking
hare@suse.de			                  +49 911 74053 688
SUSE Software Solutions Germany GmbH, Maxfeldstr. 5, 90409 Nürnberg
HRB 247165 (AG München), GF: Felix Imendörffer

  reply	other threads:[~2019-11-15 10:09 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-11-14 14:34 disk revalidation cleanups and fixlets v2 Christoph Hellwig
2019-11-14 14:34 ` [PATCH 1/7] block: refactor rescan_partitions Christoph Hellwig
2019-11-14 14:34 ` [PATCH 2/7] block: merge invalidate_partitions into rescan_partitions Christoph Hellwig
2019-11-15 10:05   ` Hannes Reinecke
2019-11-30 21:49   ` Eric Biggers
2019-11-30 22:06     ` Eric Biggers
2019-12-02  7:21       ` Christoph Hellwig
2019-11-14 14:34 ` [PATCH 3/7] block: move rescan_partitions to fs/block_dev.c Christoph Hellwig
2019-11-15 10:06   ` Hannes Reinecke
2019-11-14 14:34 ` [PATCH 4/7] block: fix bdev_disk_changed for non-partitioned devices Christoph Hellwig
2019-11-15 10:07   ` Hannes Reinecke
2019-11-14 14:34 ` [PATCH 5/7] block: remove (__)blkdev_reread_part as an exported API Christoph Hellwig
2019-11-15 10:08   ` Hannes Reinecke
2019-11-14 14:34 ` [PATCH 6/7] block: move clearing bd_invalidated into check_disk_size_change Christoph Hellwig
2019-11-15 10:08   ` Hannes Reinecke
2019-11-14 14:34 ` [PATCH 7/7] block: move setting bd_invalidated from flush_disk to check_disk_change Christoph Hellwig
2019-11-15 10:09   ` Hannes Reinecke [this message]
2019-11-14 14:44 ` disk revalidation cleanups and fixlets v2 Jens Axboe

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