From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga04.intel.com ([192.55.52.120]:19459 "EHLO mga04.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753885AbcCBWim (ORCPT ); Wed, 2 Mar 2016 17:38:42 -0500 From: Keith Busch To: stable@vger.kernel.org Cc: Jens Axboe , "Martin K. Petersen" , Christoph Hellwig , Sagi Grimberg , Keith Busch Subject: [PATCH stable-4.4] block: Initialize max_dev_sectors to 0 Date: Wed, 2 Mar 2016 15:38:31 -0700 Message-Id: <1456958311-1865-1-git-send-email-keith.busch@intel.com> Sender: stable-owner@vger.kernel.org List-ID: commit 5f009d3f8e6685fe8c6215082c1696a08b411220 upstream The new queue limit is not used by the majority of block drivers, and should be initialized to 0 for the driver's requested settings to be used. Signed-off-by: Keith Busch Acked-by: Martin K. Petersen Reviewed-by: Christoph Hellwig Reviewed-by: Sagi Grimberg Signed-off-by: Jens Axboe --- block/blk-settings.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/block/blk-settings.c b/block/blk-settings.c index dd49735..c7bb666 100644 --- a/block/blk-settings.c +++ b/block/blk-settings.c @@ -91,8 +91,8 @@ void blk_set_default_limits(struct queue_limits *lim) lim->seg_boundary_mask = BLK_SEG_BOUNDARY_MASK; lim->virt_boundary_mask = 0; lim->max_segment_size = BLK_MAX_SEGMENT_SIZE; - lim->max_sectors = lim->max_dev_sectors = lim->max_hw_sectors = - BLK_SAFE_MAX_SECTORS; + lim->max_sectors = lim->max_hw_sectors = BLK_SAFE_MAX_SECTORS; + lim->max_dev_sectors = 0; lim->chunk_sectors = 0; lim->max_write_same_sectors = 0; lim->max_discard_sectors = 0; -- 2.6.2.307.g37023ba