Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > linux.kernel > #1369121 > unrolled thread

[PATCH] net: mvneta: use cache_line_size() to get cacheline size

Started byJisheng Zhang <jszhang@marvell.com>
First post2016-04-01 11:20 +0200
Last post2016-04-01 20:50 +0200
Articles 2 — 2 participants

Back to article view | Back to linux.kernel


Contents

  [PATCH] net: mvneta: use cache_line_size() to get cacheline size Jisheng Zhang <jszhang@marvell.com> - 2016-04-01 11:20 +0200
    Re: [PATCH] net: mvneta: use cache_line_size() to get cacheline  size David Miller <davem@davemloft.net> - 2016-04-01 20:50 +0200

#1369121 — [PATCH] net: mvneta: use cache_line_size() to get cacheline size

FromJisheng Zhang <jszhang@marvell.com>
Date2016-04-01 11:20 +0200
Subject[PATCH] net: mvneta: use cache_line_size() to get cacheline size
Message-ID<rj3pg-2eA-5@gated-at.bofh.it>
L1_CACHE_BYTES may not be the real cacheline size, use cache_line_size
to determine the cacheline size in runtime.

Signed-off-by: Jisheng Zhang <jszhang@marvell.com>
Suggested-by: Marcin Wojtas <mw@semihalf.com>
---
 drivers/net/ethernet/marvell/mvneta.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c
index 5880871..b1db000 100644
--- a/drivers/net/ethernet/marvell/mvneta.c
+++ b/drivers/net/ethernet/marvell/mvneta.c
@@ -299,7 +299,7 @@
 #define MVNETA_RX_PKT_SIZE(mtu) \
 	ALIGN((mtu) + MVNETA_MH_SIZE + MVNETA_VLAN_TAG_LEN + \
 	      ETH_HLEN + ETH_FCS_LEN,			     \
-	      L1_CACHE_BYTES)
+	      cache_line_size())
 
 #define IS_TSO_HEADER(txq, addr) \
 	((addr >= txq->tso_hdrs_phys) && \
-- 
2.8.0.rc3

[toc] | [next] | [standalone]


#1369522 — Re: [PATCH] net: mvneta: use cache_line_size() to get cacheline size

FromDavid Miller <davem@davemloft.net>
Date2016-04-01 20:50 +0200
SubjectRe: [PATCH] net: mvneta: use cache_line_size() to get cacheline size
Message-ID<rjciR-8u7-9@gated-at.bofh.it>
In reply to#1369121
From: Jisheng Zhang <jszhang@marvell.com>
Date: Fri, 1 Apr 2016 17:12:49 +0800

> L1_CACHE_BYTES may not be the real cacheline size, use cache_line_size
> to determine the cacheline size in runtime.
> 
> Signed-off-by: Jisheng Zhang <jszhang@marvell.com>
> Suggested-by: Marcin Wojtas <mw@semihalf.com>

Applied.

[toc] | [prev] | [standalone]


Back to top | Article view | linux.kernel


csiph-web