compat: Detect and use inet_frags->lock.

[cascardo/ovs.git] / acinclude.m4

diff --git a/acinclude.m4 b/acinclude.m4
index 3e44abb..41284ea 100644 (file)
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -357,6 +357,8 @@ AC_DEFUN([OVS_CHECK_LINUX_COMPAT], [
                   [OVS_DEFINE([HAVE_INET_FRAGS_LAST_IN])])
   OVS_FIND_FIELD_IFELSE([$KSRC/include/net/inet_frag.h], [inet_frags],
                         [frags_work])
+  OVS_FIND_FIELD_IFELSE([$KSRC/include/net/inet_frag.h], [inet_frags],
+                        [rwlock])
 
   OVS_GREP_IFELSE([$KSRC/include/net/dst_metadata.h], [metadata_dst])