linux-kernel - [PATCH v2 2/2] staging: slicoss: remove UPDATE_STATS

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Message-Id: <1480015260-22515-3-git-send-email-sergio.paracuellos@gmail.com>
Date:   Thu, 24 Nov 2016 20:21:00 +0100
From:   Sergio Paracuellos <sergio.paracuellos@...il.com>
To:     gregkh@...uxfoundation.org
Cc:     devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
        liodot@...il.com, charrer@...critech.com
Subject: [PATCH v2 2/2] staging: slicoss: remove UPDATE_STATS_GB macro and inline code

This patch removes UPDATE_STATS_GB macro in slic.h header file
and just inline code. This improve readability.

Signed-off-by: Sergio Paracuellos <sergio.paracuellos@...il.com>
---
 drivers/staging/slicoss/slic.h    |  5 ----
 drivers/staging/slicoss/slicoss.c | 52 +++++++++++++++++++--------------------
 2 files changed, 25 insertions(+), 32 deletions(-)

diff --git a/drivers/staging/slicoss/slic.h b/drivers/staging/slicoss/slic.h
index 2c05868..2893bdf 100644
--- a/drivers/staging/slicoss/slic.h
+++ b/drivers/staging/slicoss/slic.h
@@ -548,11 +548,6 @@ static inline void slic_flush_write(struct adapter *adapter)
 	ioread32(adapter->regs + SLIC_REG_HOSTID);
 }
 
-#define UPDATE_STATS_GB(largestat, newstat, oldstat)                     \
-{                                                                        \
-	(largestat) += ((newstat) - (oldstat));                          \
-}
-
 #if BITS_PER_LONG == 64
 #define   SLIC_GET_ADDR_LOW(_addr)  (u32)((u64)(_addr) & \
 	0x00000000FFFFFFFF)
diff --git a/drivers/staging/slicoss/slicoss.c b/drivers/staging/slicoss/slicoss.c
index b6ec0a1..ffc7c45 100644
--- a/drivers/staging/slicoss/slicoss.c
+++ b/drivers/staging/slicoss/slicoss.c
@@ -1014,45 +1014,43 @@ static void slic_upr_request_complete(struct adapter *adapter, u32 isr)
 			break;
 		}
 
-		UPDATE_STATS_GB(stst->tcp.xmit_tcp_segs, stats->xmit_tcp_segs,
-				old->xmit_tcp_segs);
+		stst->tcp.xmit_tcp_segs =
+			stats->xmit_tcp_segs - old->xmit_tcp_segs;
 
-		UPDATE_STATS_GB(stst->tcp.xmit_tcp_bytes, stats->xmit_tcp_bytes,
-				old->xmit_tcp_bytes);
+		stst->tcp.xmit_tcp_bytes =
+			stats->xmit_tcp_bytes - old->xmit_tcp_bytes;
 
-		UPDATE_STATS_GB(stst->tcp.rcv_tcp_segs, stats->rcv_tcp_segs,
-				old->rcv_tcp_segs);
+		stst->tcp.rcv_tcp_segs =
+			stats->rcv_tcp_segs - old->rcv_tcp_segs;
 
-		UPDATE_STATS_GB(stst->tcp.rcv_tcp_bytes, stats->rcv_tcp_bytes,
-				old->rcv_tcp_bytes);
+		stst->tcp.rcv_tcp_bytes =
+			stats->rcv_tcp_bytes - old->rcv_tcp_bytes;
 
-		UPDATE_STATS_GB(stst->iface.xmt_bytes, stats->xmit_bytes,
-				old->xmit_bytes);
+		stst->iface.xmt_bytes =
+			stats->xmit_bytes - old->xmit_bytes;
 
-		UPDATE_STATS_GB(stst->iface.xmt_ucast, stats->xmit_unicasts,
-				old->xmit_unicasts);
+		stst->iface.xmt_ucast =
+			stats->xmit_unicasts - old->xmit_unicasts;
 
-		UPDATE_STATS_GB(stst->iface.rcv_bytes, stats->rcv_bytes,
-				old->rcv_bytes);
+		stst->iface.rcv_bytes =
+			stats->rcv_bytes - old->rcv_bytes;
 
-		UPDATE_STATS_GB(stst->iface.rcv_ucast, stats->rcv_unicasts,
-				old->rcv_unicasts);
+		stst->iface.rcv_ucast =
+			stats->rcv_unicasts - old->rcv_unicasts;
 
-		UPDATE_STATS_GB(stst->iface.xmt_errors, stats->xmit_collisions,
-				old->xmit_collisions);
+		stst->iface.xmt_errors =
+			stats->xmit_collisions - old->xmit_collisions;
 
-		UPDATE_STATS_GB(stst->iface.xmt_errors,
-				stats->xmit_excess_collisions,
-				old->xmit_excess_collisions);
+		stst->iface.xmt_errors = stats->xmit_excess_collisions -
+					old->xmit_excess_collisions;
 
-		UPDATE_STATS_GB(stst->iface.xmt_errors, stats->xmit_other_error,
-				old->xmit_other_error);
+		stst->iface.xmt_errors =
+			stats->xmit_other_error - old->xmit_other_error;
 
-		UPDATE_STATS_GB(stst->iface.rcv_errors, stats->rcv_other_error,
-				old->rcv_other_error);
+		stst->iface.rcv_errors =
+			stats->rcv_other_error - old->rcv_other_error;
 
-		UPDATE_STATS_GB(stst->iface.rcv_discards, stats->rcv_drops,
-				old->rcv_drops);
+		stst->iface.rcv_discards = stats->rcv_drops - old->rcv_drops;
 
 		if (stats->rcv_drops > old->rcv_drops)
 			adapter->rcv_drops += (stats->rcv_drops -
-- 
1.9.1