linux-kernel - [PATCH 13/18] dm linear: support copy

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Date:	Wed, 22 Oct 2014 09:31:44 -0400 (EDT)
From:	Mikulas Patocka <mpatocka@...hat.com>
To:	"Alasdair G. Kergon" <agk@...hat.com>,
	Mike Snitzer <msnitzer@...hat.com>,
	Jonathan Brassow <jbrassow@...hat.com>,
	Edward Thornber <thornber@...hat.com>,
	"Martin K. Petersen" <martin.petersen@...cle.com>,
	Jens Axboe <axboe@...nel.dk>,
	Christoph Hellwig <hch@...radead.org>
cc:	dm-devel@...hat.com, linux-kernel@...r.kernel.org,
	linux-scsi@...r.kernel.org
Subject: [PATCH 13/18] dm linear: support copy

Support copy operation in the linear target.

Signed-off-by: Mikulas Patocka <mpatocka@...hat.com>

---
 drivers/md/dm-linear.c |    1 +
 1 file changed, 1 insertion(+)

Index: linux-3.16-rc4/drivers/md/dm-linear.c
===================================================================
--- linux-3.16-rc4.orig/drivers/md/dm-linear.c	2014-07-11 22:20:27.000000000 +0200
+++ linux-3.16-rc4/drivers/md/dm-linear.c	2014-07-11 22:22:20.000000000 +0200
@@ -56,6 +56,7 @@ static int linear_ctr(struct dm_target *
 	ti->num_flush_bios = 1;
 	ti->num_discard_bios = 1;
 	ti->num_write_same_bios = 1;
+	ti->copy_supported = 1;
 	ti->private = lc;
 	return 0;
 

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