LU-12400 llite: Use the new vm_fault_t type

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

diff --git a/lustre/autoconf/lustre-core.m4 b/lustre/autoconf/lustre-core.m4
index 05b0d73..635563f 100644 (file)
--- a/lustre/autoconf/lustre-core.m4
+++ b/lustre/autoconf/lustre-core.m4
@@ -3157,6 +3157,25 @@ i_pages, [
 ]) # LC_I_PAGES
 
 #
 ]) # LC_I_PAGES
 
 #

+# LC_VM_FAULT_T
+#
+# kernel 4.17 commit 3d3539018d2cbd12e5af4a132636ee7fd8d43ef0
+# mm: create the new vm_fault_t type
+#
+AC_DEFUN([LC_VM_FAULT_T], [
+LB_CHECK_COMPILE([if vm_fault_t type exists],
+vm_fault_t, [
+       #include <linux/mm_types.h>
+],[
+       vm_fault_t x = VM_FAULT_SIGBUS;
+       (void)x
+],[
+       AC_DEFINE(HAVE_VM_FAULT_T, 1,
+               [if vm_fault_t type exists])
+])
+]) # LC_VM_FAULT_T
+
+#

 # LC_INODE_TIMESPEC64
 #
 # kernel 4.17-rc7 commit 8efd6894ff089adeeac7cb9f32125b85d963d1bc
 # LC_INODE_TIMESPEC64
 #
 # kernel 4.17-rc7 commit 8efd6894ff089adeeac7cb9f32125b85d963d1bc


@@ -3440,6 +3459,7 @@ AC_DEFUN([LC_PROG_LINUX], [
        LC_BI_BDEV
 
        # 4.17
        LC_BI_BDEV
 
        # 4.17

+       LC_VM_FAULT_T

        LC_I_PAGES
 
        # 4.18
        LC_I_PAGES
 
        # 4.18