[dpdk-dev] [PATCH v6 02/11] eal/linux: never check iopl for arm
Santosh Shukla
sshukla at mvista.com
Thu Jan 21 11:26:03 CET 2016
iopl() syscall not supported in linux-arm/arm64 so always return 0 value.
Signed-off-by: Santosh Shukla <sshukla at mvista.com>
Acked-by: Jan Viktorin <viktorin at rehivetech.com>
Suggested-by: Stephen Hemminger <stephen at networkplumber.org>
---
v5 --> v5:
- Renamed patch titled from "linuxapp: eal: arm: Always return 0 for
rte_eal_iopl_init()" to current, Suggested by David.
v5 patch was this[1]
[1] http://dpdk.org/dev/patchwork/patch/9978/
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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