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From: Christophe Leroy <christophe.leroy@csgroup.eu>
To: Chuck Lever <chuck.lever@oracle.com>,
	"J. Bruce Fields" <bfields@fieldses.org>,
	Trond Myklebust <trond.myklebust@hammerspace.com>,
	Anna Schumaker <anna.schumaker@netapp.com>,
	"David S. Miller" <davem@davemloft.net>,
	Jakub Kicinski <kuba@kernel.org>
Cc: <netdev@vger.kernel.org>, <linux-nfs@vger.kernel.org>,
	<linuxppc-dev@lists.ozlabs.org>, <linux-kernel@vger.kernel.org>
Subject: [PATCH v2] SUNRPC: Add missing definition of ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE
Date: Mon, 15 Jun 2020 06:25:23 +0000 (UTC)	[thread overview]
Message-ID: <9e9882a2fb57b6f9d98a0a5d8b6bf9cff9fcbd93.1592202173.git.christophe.leroy@csgroup.eu> (raw)

Even if that's only a warning, not including asm/cacheflush.h
leads to svc_flush_bvec() being empty allthough powerpc defines
ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE.

  CC      net/sunrpc/svcsock.o
net/sunrpc/svcsock.c:227:5: warning: "ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE" is not defined [-Wundef]
 #if ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE
     ^

Include linux/highmem.h so that asm/cacheflush.h will be included.

Reported-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Reported-by: kernel test robot <lkp@intel.com>
Cc: Chuck Lever <chuck.lever@oracle.com>
Fixes: ca07eda33e01 ("SUNRPC: Refactor svc_recvfrom()")
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
---
v2: Use linux/highmem.h instead of asm/cacheflush.sh
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
---
 net/sunrpc/svcsock.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/net/sunrpc/svcsock.c b/net/sunrpc/svcsock.c
index 5c4ec9386f81..c537272f9c7e 100644
--- a/net/sunrpc/svcsock.c
+++ b/net/sunrpc/svcsock.c
@@ -44,6 +44,7 @@
 #include <net/tcp.h>
 #include <net/tcp_states.h>
 #include <linux/uaccess.h>
+#include <linux/highmem.h>
 #include <asm/ioctls.h>
 
 #include <linux/sunrpc/types.h>
-- 
2.25.0


             reply	other threads:[~2020-06-15  6:25 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-15  6:25 Christophe Leroy [this message]
2020-06-15 12:33 ` [PATCH v2] SUNRPC: Add missing definition of ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE Chuck Lever
2020-06-25 20:40   ` Bruce Fields

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