[PATCH 05/11] mtip32xx: Set block queue boundary variables

From: Asai Thambi S P
Date: Tue May 29 2012 - 21:42:54 EST



Set the following block queue boundary variables
* max_hw_sectors
* max_segment_size
* nr_requests

Signed-off-by: Asai Thambi S P <asamymuthupa@xxxxxxxxxx>
---
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

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