linux-kernel - [PATCH 2/3] dm: Use blk_queue_copy

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <4AB3B4B8.10300@ce.jp.nec.com>
Date:	Sat, 19 Sep 2009 01:26:32 +0900
From:	"Jun'ichi Nomura" <j-nomura@...jp.nec.com>
To:	Jens Axboe <jens.axboe@...cle.com>,
	Mike Snitzer <snitzer@...hat.com>,
	"Martin K. Petersen" <martin.petersen@...cle.com>,
	Alasdair G Kergon <agk@...hat.com>
CC:	David Strand <dpstrand@...il.com>,
	device-mapper development <dm-devel@...hat.com>,
	linux-kernel@...r.kernel.org
Subject: [PATCH 2/3] dm: Use blk_queue_copy_limits()

Use new blk_queue_copy_limits() so that invalid limits
(max_sectors == 0) are fixed up appropriately when copied to the queue.

Signed-off-by: Kiyoshi Ueda <k-ueda@...jp.nec.com>
Signed-off-by: Jun'ichi Nomura <j-nomura@...jp.nec.com>
Reported-by: David Strand <dpstrand@...il.com>
Cc: Mike Snitzer <snitzer@...hat.com>
Cc: Alasdair G Kergon <agk@...hat.com>
Cc: Martin K. Petersen <martin.petersen@...cle.com>
Cc: Jens Axboe <jens.axboe@...cle.com>
---
 drivers/md/dm-table.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Index: linux-2.6.31.work/drivers/md/dm-table.c
===================================================================
--- linux-2.6.31.work.orig/drivers/md/dm-table.c
+++ linux-2.6.31.work/drivers/md/dm-table.c
@@ -1090,7 +1090,7 @@ void dm_table_set_restrictions(struct dm
 	/*
 	 * Copy table's limits to the DM device's request_queue
 	 */
-	q->limits = *limits;
+	blk_queue_copy_limits(q, limits);

 	if (limits->no_cluster)
 		queue_flag_clear_unlocked(QUEUE_FLAG_CLUSTER, q);
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/