[PATCH RESEND 1/7] scsi: storvsc: Increase the ring buffer size
K. Y. Srinivasan
kys at microsoft.com
Mon Mar 23 21:06:35 UTC 2015
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 at microsoft.com>
Reviewed-by: Long Li <longli at microsoft.com>
---
drivers/scsi/storvsc_drv.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/scsi/storvsc_drv.c b/drivers/scsi/storvsc_drv.c
index efc6e44..27fe850 100644
--- a/drivers/scsi/storvsc_drv.c
+++ b/drivers/scsi/storvsc_drv.c
@@ -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)");
--
1.7.4.1
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