linux-kernel - [PATCH] CRISv10: remove redundant macros from system.h

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Date:	Sun, 22 Feb 2015 21:07:17 +0100
From:	Rabin Vincent <rabin@....in>
To:	jesper.nilsson@...s.com
Cc:	linux-kernel@...r.kernel.org, linux-cris-kernel@...s.com,
	Rabin Vincent <rabin@....in>
Subject: [PATCH] CRISv10: remove redundant macros from system.h

All of these are either unused or already provided by other headers, so
they can be removed.

Signed-off-by: Rabin Vincent <rabin@....in>
---
Should be applied before the patch which uses the generic atomic bitops to
ensure that CRISv10 is bisectable.

 arch/cris/include/arch-v10/arch/system.h | 8 --------
 1 file changed, 8 deletions(-)

diff --git a/arch/cris/include/arch-v10/arch/system.h b/arch/cris/include/arch-v10/arch/system.h
index 935fde3..9b5580f 100644
--- a/arch/cris/include/arch-v10/arch/system.h
+++ b/arch/cris/include/arch-v10/arch/system.h
@@ -36,12 +36,4 @@ static inline unsigned long _get_base(char * addr)
   return 0;
 }
 
-#define nop() __asm__ __volatile__ ("nop");
-
-#define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr))))
-#define tas(ptr) (xchg((ptr),1))
-
-struct __xchg_dummy { unsigned long a[100]; };
-#define __xg(x) ((struct __xchg_dummy *)(x))
-
 #endif
-- 
2.1.4

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