linux-kernel - [PATCH 1/4] NTB: ntb_perf: Increased the number of message retries to 1000

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Date:   Fri, 15 Feb 2019 09:20:07 +0000
From:   "Mehta, Sanju" <Sanju.Mehta@....com>
To:     "S-k, Shyam-sundar" <Shyam-sundar.S-k@....com>,
        "jdmason@...zu.us" <jdmason@...zu.us>,
        "dave.jiang@...el.com" <dave.jiang@...el.com>,
        "allenbh@...il.com" <allenbh@...il.com>
CC:     "linux-ntb@...glegroups.com" <linux-ntb@...glegroups.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "Mehta, Sanju" <Sanju.Mehta@....com>
Subject: [PATCH 1/4] NTB: ntb_perf: Increased the number of message retries to
 1000

From: Sanjay R Mehta <sanju.mehta@....com>

while waiting for the peer ntb_perf to initialize scratchpad
registers, local side ntb_perf  might have already exhausted the
maximum number of retries which is currently set to 500. To avoid
this and to give little more time to the peer ntb_perf for scratchpad
initialization, increased the number of retries to 1000

Signed-off-by: Sanjay R Mehta <sanju.mehta@....com>
---
 drivers/ntb/test/ntb_perf.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/ntb/test/ntb_perf.c b/drivers/ntb/test/ntb_perf.c
index 2a9d6b0..a828d0e 100644
--- a/drivers/ntb/test/ntb_perf.c
+++ b/drivers/ntb/test/ntb_perf.c
@@ -100,7 +100,7 @@ MODULE_DESCRIPTION("PCIe NTB Performance Measurement Tool");
 #define DMA_TRIES		100
 #define DMA_MDELAY		10
 
-#define MSG_TRIES		500
+#define MSG_TRIES		1000
 #define MSG_UDELAY_LOW		1000
 #define MSG_UDELAY_HIGH		2000
 
-- 
2.7.4