From: Jens Axboe <jens.axboe@oracle.com>
Date: Sat, 20 Mar 2010 20:30:36 +0000 (+0100)
Subject: Make ARMv7 build and work
X-Git-Tag: fio-1.38~1
X-Git-Url: https://git.kernel.dk/?p=fio.git;a=commitdiff_plain;h=eef16f316456526b0a52fdfce2b70c12d7ad1b5b

Make ARMv7 build and work

Contributed by debian bug #573027

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=573027

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
---

diff --git a/arch/arch-arm.h b/arch/arch-arm.h
index 1b590f11..b0cfd808 100644
--- a/arch/arch-arm.h
+++ b/arch/arch-arm.h
@@ -22,6 +22,10 @@
 #define nop             __asm__ __volatile__("mov\tr0,r0\t@ nop\n\t")
 #define read_barrier()	__asm__ __volatile__ ("" : : : "memory")
 #define write_barrier()	__asm__ __volatile__ ("" : : : "memory")
+#elif defined(__ARM_ARCH_7A__)
+#define	nop		__asm__ __volatile__ ("nop")
+#define read_barrier()	__sync_synchronize()
+#define write_barrier()	__sync_synchronize()
 #endif
 
 #endif