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authorK. Y. Srinivasan <kys@microsoft.com>2015-03-27 00:27:14 -0700
committerJames Bottomley <JBottomley@Odin.com>2015-04-09 13:22:11 -0700
commitb9ec3a55389560a13e226c8d835db6bf0b3d61fd (patch)
tree1322b524b15e9084cb0b9b49cf1940f7893130c9 /drivers/scsi/storvsc_drv.c
parent114fc1d9a8cc7e8eb34fb3896d908992dac09b58 (diff)
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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>
Diffstat (limited to 'drivers/scsi/storvsc_drv.c')
-rw-r--r--drivers/scsi/storvsc_drv.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/scsi/storvsc_drv.c b/drivers/scsi/storvsc_drv.c
index efc6e446b6c8..27fe850bdfed 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)");