From: Asai Thambi S P <asamymuthupa@micron.com>
To: Jens Axboe <axboe@kernel.dk>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Sam Bradshaw <sbradshaw@micron.com>
Subject: [PATCH 05/11] mtip32xx: Set block queue boundary variables
Date: Tue, 29 May 2012 18:42:51 -0700 [thread overview]
Message-ID: <4FC57B1B.5010901@micron.com> (raw)
Set the following block queue boundary variables
* max_hw_sectors
* max_segment_size
* nr_requests
Signed-off-by: Asai Thambi S P <asamymuthupa@micron.com>
---
drivers/block/mtip32xx/mtip32xx.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/drivers/block/mtip32xx/mtip32xx.c b/drivers/block/mtip32xx/mtip32xx.c
index 9fe897d..801e70c 100644
--- a/drivers/block/mtip32xx/mtip32xx.c
+++ b/drivers/block/mtip32xx/mtip32xx.c
@@ -3631,7 +3631,11 @@ skip_create_disk:
set_bit(QUEUE_FLAG_NONROT, &dd->queue->queue_flags);
blk_queue_max_segments(dd->queue, MTIP_MAX_SG);
blk_queue_physical_block_size(dd->queue, 4096);
+ blk_queue_max_hw_sectors(dd->queue, 0xffff);
+ blk_queue_max_segment_size(dd->queue, 0x400000);
blk_queue_io_min(dd->queue, 4096);
+ dd->queue->nr_requests = 255;
+
/*
* write back cache is not supported in the device. FUA depends on
* write back cache support, hence setting flush support to zero.
--
1.7.1
next reply other threads:[~2012-05-30 1:42 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-30 1:42 Asai Thambi S P [this message]
2012-05-31 6:43 ` [PATCH 05/11] mtip32xx: Set block queue boundary variables Jens Axboe
2012-05-31 15:56 ` Asai Thambi S P
2012-05-31 17:12 ` Jeff Moyer
2012-05-31 18:12 ` Asai Thambi S P
2012-05-31 18:40 ` Jeff Moyer
2012-06-01 6:01 ` Jens Axboe
2012-06-01 13:11 ` Jeff Moyer
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