Re: [PATCH 10/12] block: update request stacking methods to support discards

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Subject: Re: [PATCH 10/12] block: update request stacking methods to support discards
From: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Date: Sat, 24 Jul 2010 02:43:25 -0400
Cc: Jens Axboe <jaxboe@xxxxxxxxxxxx>, Christoph Hellwig <hch@xxxxxx>, Kiyoshi Ueda <k-ueda@xxxxxxxxxxxxx>
In-reply-to: <1279927443-1780-11-git-send-email-snitzer@xxxxxxxxxx>
References: <1279927443-1780-1-git-send-email-snitzer@xxxxxxxxxx> <1279927443-1780-11-git-send-email-snitzer@xxxxxxxxxx>
Reply-to: device-mapper development <dm-devel@xxxxxxxxxx>
User-agent: Mutt/1.5.20 (2009-08-17)

> +	if (blk_discard_rq(rq))
> +		return 0;

The blk_discard_rq helper is gone in the block tree.

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References:
- [PATCH 00/12] dm: enable discard support for more targets
  - From: Mike Snitzer
- [PATCH 10/12] block: update request stacking methods to support discards
  - From: Mike Snitzer

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