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scsi: storvsc: Increase the ring buffer size 

Increase the default ring buffer size as this can significantly
improve performance especially on high latency storage back-ends.

Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Reviewed-by: Long Li <longli@microsoft.com>
Signed-off-by: James Bottomley <JBottomley@Odin.com>
This commit is contained in:
K. Y. Srinivasan 2015-03-27 00:27:14 -07:00 committed by James Bottomley
parent 114fc1d9a8
commit b9ec3a5538
1 changed files with 1 additions and 1 deletions
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2
drivers/scsi/storvsc_drv.c
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@ -308,7 +308,7 @@ enum storvsc_request_type {
* This is the end of Protocol specific defines.
*/
static int storvsc_ringbuffer_size = (20 * PAGE_SIZE);
static int storvsc_ringbuffer_size = (256 * PAGE_SIZE);
module_param(storvsc_ringbuffer_size, int, S_IRUGO);
MODULE_PARM_DESC(storvsc_ringbuffer_size, "Ring buffer size (bytes)");