LU-2850 ptlrpc: handle sunrpc_cache_pipe_upcall change

[fs/lustre-release.git] / lustre / autoconf / lustre-core.m4

diff --git a/lustre/autoconf/lustre-core.m4 b/lustre/autoconf/lustre-core.m4
index 7f9bb45..87cadc7 100644 (file)
--- a/lustre/autoconf/lustre-core.m4
+++ b/lustre/autoconf/lustre-core.m4
@@ -1188,7 +1188,7 @@ LB_LINUX_TRY_COMPILE([
 ])
 
 #
-# 3.8 struct file has new memeber f_inode
+# 3.8 struct file has new member f_inode
 #
 AC_DEFUN([LC_HAVE_FILE_F_INODE],
 [AC_MSG_CHECKING([if struct file has memeber f_inode])
@@ -1205,6 +1205,21 @@ LB_LINUX_TRY_COMPILE([
 ])
 ])
 
+AC_DEFUN([LC_HAVE_SUNRPC_UPCALL_HAS_3ARGS],
+[AC_MSG_CHECKING([if sunrpc_cache_pipe_upcall takes 3 args])
+LB_LINUX_TRY_COMPILE([
+       #include <linux/sunrpc/cache.h>
+],[
+       sunrpc_cache_pipe_upcall(NULL, NULL, NULL);
+],[
+       AC_DEFINE(HAVE_SUNRPC_UPCALL_HAS_3ARGS, 1,
+               [sunrpc_cache_pipe_upcall takes 3 args])
+       AC_MSG_RESULT([yes])
+],[
+       AC_MSG_RESULT([no])
+])
+])
+
 #
 # 3.9 uses hlist_for_each_entry with 3 args
 # b67bfe0d42cac56c512dd5da4b1b347a23f4b70a
@@ -1413,6 +1428,7 @@ AC_DEFUN([LC_PROG_LINUX],
 
         # 3.8
         LC_HAVE_FILE_F_INODE
+        LC_HAVE_SUNRPC_UPCALL_HAS_3ARGS
 
         # 3.9
         LC_HAVE_HLIST_FOR_EACH_3ARG