net/xenvirt: support dynamic page size

PAGE_SIZE constant is not defined on ARM since multiple values
are possible, so DPDK needs to dynamically get the page size.

Signed-off-by: Ricardo Salveti <ricardo.salveti@linaro.org>
Acked-by: Bruce Richardson <bruce.richardson@intel.com>

diff --git a/drivers/net/xenvirt/rte_eth_xenvirt.c b/drivers/net/xenvirt/rte_eth_xenvirt.c
index 1adeb5b..3e45808 100644 (file)
--- a/drivers/net/xenvirt/rte_eth_xenvirt.c
+++ b/drivers/net/xenvirt/rte_eth_xenvirt.c
@@ -39,6 +39,9 @@
 #include <sys/mman.h>
 #include <errno.h>
 #include <sys/user.h>
+#ifndef PAGE_SIZE
+#define PAGE_SIZE sysconf(_SC_PAGE_SIZE)
+#endif
 #include <linux/binfmts.h>
 #include <xen/xen-compat.h>
 #if __XEN_LATEST_INTERFACE_VERSION__ < 0x00040200