LU-1714 lnet: Properly initialize sg_magic value

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

diff --git a/libcfs/autoconf/lustre-libcfs.m4 b/libcfs/autoconf/lustre-libcfs.m4
index da15da9..389e4de 100644 (file)
--- a/libcfs/autoconf/lustre-libcfs.m4
+++ b/libcfs/autoconf/lustre-libcfs.m4
@@ -346,7 +346,24 @@ LB_LINUX_TRY_COMPILE([
 ])
 ])
 
-# 2.6.24 
+# 2.6.24-rc1 sg_init_table
+AC_DEFUN([LIBCFS_SCATTERLIST_INITTABLE],
+[AC_MSG_CHECKING([for sg_init_table])
+LB_LINUX_TRY_COMPILE([
+       #include <asm/types.h>
+       #include <linux/scatterlist.h>
+],[
+       sg_init_table(NULL,0);
+],[
+       AC_MSG_RESULT(yes)
+       AC_DEFINE(HAVE_SCATTERLIST_INITTABLE, 1,
+                 [scatterlist has sg_init_table])
+],[
+       AC_MSG_RESULT(NO)
+])
+])
+
+# 2.6.24
 AC_DEFUN([LIBCFS_NETWORK_NAMESPACE],
 [AC_MSG_CHECKING([for network stack has namespaces])
 LB_LINUX_TRY_COMPILE([
@@ -765,6 +782,7 @@ LC_REGISTER_SHRINKER
 # 2.6.24
 LIBCFS_SYSCTL_UNNUMBERED
 LIBCFS_SCATTERLIST_SETPAGE
+LIBCFS_SCATTERLIST_INITTABLE
 LIBCFS_NETWORK_NAMESPACE
 LIBCFS_FUNC_DUMP_TRACE
 # 2.6.26
@@ -835,6 +853,12 @@ AC_CHECK_TYPE([spinlock_t],
 # lnet/utils/wirecheck.c
 AC_CHECK_FUNCS([strnlen])
 
+# lnet/libcfs/user-prim.c, missing for RHEL5 and earlier userspace
+AC_CHECK_FUNCS([strlcpy])
+
+# libcfs/libcfs/user-prim.c, missing for RHEL5 and earlier userspace
+AC_CHECK_FUNCS([strlcat])
+
 AC_CHECK_TYPE([umode_t],
        [AC_DEFINE(HAVE_UMODE_T, 1, [umode_t is defined])],
        [],