[dpdk-dev] [PATCH v4 03/14] linuxapp: eal: arm: Always return 0 for rte_eal_iopl_init()

Santosh Shukla sshukla at mvista.com
Thu Jan 14 14:28:26 CET 2016


iopl() syscall not supported in linux-arm/arm64 so always return 0 value.

Signed-off-by: Santosh Shukla <sshukla at mvista.com>
Suggested-by: Stephen Hemminger <stephen at networkplumber.org>
Acked-by: Jan Viktorin <viktorin at rehivetech.com>
---
v3->v4:
- moved #ifdef to elseif -> suggested by Stephen.

lib/librte_eal/linuxapp/eal/eal.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/librte_eal/linuxapp/eal/eal.c b/lib/librte_eal/linuxapp/eal/eal.c
index 635ec36..a2a3485 100644
--- a/lib/librte_eal/linuxapp/eal/eal.c
+++ b/lib/librte_eal/linuxapp/eal/eal.c
@@ -715,6 +715,8 @@ rte_eal_iopl_init(void)
 	if (iopl(3) != 0)
 		return -1;
 	return 0;
+#elif defined(RTE_ARCH_ARM) || defined(RTE_ARCH_ARM64)
+	return 0; /* iopl syscall not supported for ARM/ARM64 */
 #else
 	return -1;
 #endif
-- 
1.7.9.5



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