diff options
Diffstat (limited to 'acinclude.m4')
-rw-r--r-- | acinclude.m4 | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/acinclude.m4 b/acinclude.m4 index 8ab690f47..23cd6df44 100644 --- a/acinclude.m4 +++ b/acinclude.m4 @@ -472,6 +472,12 @@ AC_DEFUN([OVS_CHECK_DPDK], [ ], [[#include <rte_config.h>]]) ], [], [[#include <rte_config.h>]]) + AC_CHECK_DECL([MAP_HUGE_SHIFT], [ + AC_DEFINE([DPDK_IN_MEMORY_SUPPORTED], [1], [If MAP_HUGE_SHIFT is + defined, anonymous memory mapping is supported by the + kernel, and --in-memory can be used.]) + ], [], [[#include <sys/mman.h>]]) + # DPDK uses dlopen to load plugins. OVS_FIND_DEPENDENCY([dlopen], [dl], [libdl]) |