ntb: Correct modinfo usage statement for ntb_perf

The order parameters are powers of 2; adjust the usage information
to use correct mathematical representations.

Signed-off-by: Gary R Hook <[email protected]>
Fixes: 8a7b6a778a85 ("ntb: ntb perf tool")
Acked-by: Dave Jiang <[email protected]>
Signed-off-by: Jon Mason <[email protected]>

diff --git a/drivers/ntb/test/ntb_perf.c b/drivers/ntb/test/ntb_perf.c
index 434e1d474f3340e1d35b48c924a6bebfbfb0fa67..5cab2831ce99ae39dac8fe8a1c8b2bd216a9e901 100644 (file)
--- a/drivers/ntb/test/ntb_perf.c
+++ b/drivers/ntb/test/ntb_perf.c
@@ -90,11 +90,11 @@ MODULE_PARM_DESC(max_mw_size, "Limit size of large memory windows");
 
 static unsigned int seg_order = 19; /* 512K */
 module_param(seg_order, uint, 0644);
-MODULE_PARM_DESC(seg_order, "size order [n^2] of buffer segment for testing");
+MODULE_PARM_DESC(seg_order, "size order [2^n] of buffer segment for testing");
 
 static unsigned int run_order = 32; /* 4G */
 module_param(run_order, uint, 0644);
-MODULE_PARM_DESC(run_order, "size order [n^2] of total data to transfer");
+MODULE_PARM_DESC(run_order, "size order [2^n] of total data to transfer");
 
 static bool use_dma; /* default to 0 */
 module_param(use_dma, bool, 0644);