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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: Tue, 27 Mar 2018 15:29:44 +0300
- Cc: simon.kuenzer@xxxxxxxxx
- Delivery-date: Tue, 27 Mar 2018 12:30:13 +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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