From: Santosh Shukla <sshukla@mvista.com>
Date: Sun, 21 Feb 2016 14:17:59 +0000 (+0530)
Subject: eal/linux: never check iopl for arm
X-Git-Tag: spdx-start~7600
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=0291476ae364555bdbf689f2e8abdfc19cb1a7e8;p=dpdk.git

eal/linux: never check iopl for arm

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

Suggested-by: Stephen Hemminger <stephen@networkplumber.org>
Signed-off-by: Santosh Shukla <sshukla@mvista.com>
Acked-by: Jan Viktorin <viktorin@rehivetech.com>
Acked-by: David Marchand <david.marchand@6wind.com>
Reviewed-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
---

diff --git a/lib/librte_eal/linuxapp/eal/eal.c b/lib/librte_eal/linuxapp/eal/eal.c
index 4d3e0dec10..ceac435490 100644
--- a/lib/librte_eal/linuxapp/eal/eal.c
+++ b/lib/librte_eal/linuxapp/eal/eal.c
@@ -716,6 +716,8 @@ 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