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[Minios-devel] [UNIKRAFT PATCH 11/17] arch/x86_64: Add nop() macro
- To: minios-devel@xxxxxxxxxxxxx
- From: Costin Lupu <costin.lupu@xxxxxxxxx>
- Date: Wed, 4 Apr 2018 16:54:02 +0300
- Cc: simon.kuenzer@xxxxxxxxx
- Delivery-date: Wed, 04 Apr 2018 13:54:24 +0000
- Ironport-phdr: 9a23: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
- List-id: Mini-os development list <minios-devel.lists.xenproject.org>
Signed-off-by: Costin Lupu <costin.lupu@xxxxxxxxx>
---
include/uk/arch/x86_64/lcpu.h | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/include/uk/arch/x86_64/lcpu.h b/include/uk/arch/x86_64/lcpu.h
index 640ff68..1750c6f 100644
--- a/include/uk/arch/x86_64/lcpu.h
+++ b/include/uk/arch/x86_64/lcpu.h
@@ -43,3 +43,7 @@
#ifndef wmb
#define wmb() __asm__ __volatile__ ("sfence" : : : "memory")
#endif
+
+#ifndef nop
+#define nop() __asm__ __volatile__ ("nop" : : : "memory")
+#endif
--
2.1.4
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