b=15870

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

diff --git a/lustre/autoconf/lustre-core.m4 b/lustre/autoconf/lustre-core.m4
index a5b4ab3..a7aa446 100644 (file)
--- a/lustre/autoconf/lustre-core.m4
+++ b/lustre/autoconf/lustre-core.m4
@@ -1231,8 +1231,7 @@ AC_DEFINE(HAVE___D_MOVE, 1,
 # matter what symbol is exported, the kernel #defines node_to_cpumask
 # to the appropriate function and that's what we use.
 AC_DEFUN([LC_EXPORT_NODE_TO_CPUMASK],
-         [LB_LINUX_ARCH
-          LB_CHECK_SYMBOL_EXPORT([node_to_cpumask],
+         [LB_CHECK_SYMBOL_EXPORT([node_to_cpumask],
                                  [arch/$LINUX_ARCH/mm/numa.c],
                                  [AC_DEFINE(HAVE_NODE_TO_CPUMASK, 1,
                                             [node_to_cpumask is exported by
@@ -1446,6 +1445,22 @@ LB_LINUX_TRY_COMPILE([
 ])
 ])
 
+#
+# check for FS_RENAME_DOES_D_MOVE flag
+#
+AC_DEFUN([LC_FS_RENAME_DOES_D_MOVE],
+[AC_MSG_CHECKING([if kernel has FS_RENAME_DOES_D_MOVE flag])
+LB_LINUX_TRY_COMPILE([
+        #include <linux/fs.h>
+],[
+        int v = FS_RENAME_DOES_D_MOVE;
+],[
+        AC_MSG_RESULT([yes])
+        AC_DEFINE(HAVE_FS_RENAME_DOES_D_MOVE, 1, [kernel has FS_RENAME_DOES_D_MOVE flag])
+],[
+        AC_MSG_RESULT([no])
+])
+])
 
 #
 # LC_PROG_LINUX
@@ -1521,8 +1536,8 @@ AC_DEFUN([LC_PROG_LINUX],
          # 2.6.15
          LC_INODE_I_MUTEX
 
-         # SLES 10 (at least)
-         LC_SYMVERFILE
+          # SLES 10 (at least)
+          LC_SYMVERFILE
 
          # 2.6.17
          LC_DQUOTOFF_MUTEX
@@ -1553,6 +1568,7 @@ AC_DEFUN([LC_PROG_LINUX],
         # 2.6.22
          LC_INVALIDATE_BDEV_2ARG
          LC_ASYNC_BLOCK_CIPHER
+         LC_FS_RENAME_DOES_D_MOVE
          # 2.6.23
          LC_UNREGISTER_BLKDEV_RETURN_INT
          LC_KERNEL_SPLICE_READ