LU-16697 llite: Set BDI_CAP_* flags for lustre

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

diff --git a/lustre/autoconf/lustre-core.m4 b/lustre/autoconf/lustre-core.m4
index f1f8fb7..713d2c3 100644 (file)
--- a/lustre/autoconf/lustre-core.m4
+++ b/lustre/autoconf/lustre-core.m4
@@ -1287,30 +1287,6 @@ AC_DEFUN([LC_BACKING_DEV_INFO_REMOVAL], [
 ]) # LC_BACKING_DEV_INFO_REMOVAL
 
 #
-# LC_HAVE_BDI_CAP_MAP_COPY
-#
-# 3.20  removed mmap handling for backing devices since
-#      it breaks on non-MMU systems. See kernel commit
-#      b4caecd48005fbed3949dde6c1cb233142fd69e9
-#
-AC_DEFUN([LC_SRC_HAVE_BDI_CAP_MAP_COPY], [
-       LB2_LINUX_TEST_SRC([bdi_cap_map_copy], [
-               #include <linux/backing-dev.h>
-       ],[
-               struct backing_dev_info info;
-
-               info.capabilities = BDI_CAP_MAP_COPY;
-       ])
-]) # LC_HAVE_BDI_CAP_MAP_COPY
-AC_DEFUN([LC_HAVE_BDI_CAP_MAP_COPY], [
-       AC_MSG_CHECKING([if have 'BDI_CAP_MAP_COPY'])
-       LB2_LINUX_TEST_RESULT([bdi_cap_map_copy], [
-               AC_DEFINE(HAVE_BDI_CAP_MAP_COPY, 1,
-                       [BDI_CAP_MAP_COPY exist])
-       ])
-]) # LC_HAVE_BDI_CAP_MAP_COPY
-
-#
 # LC_HAVE_PROJECT_QUOTA
 #
 # Kernel version v4.0-rc1-197-g847aac644e92
@@ -3886,7 +3862,6 @@ AC_DEFUN([LC_PROG_LINUX_SRC], [
 
        # 3.20
        LC_SRC_BACKING_DEV_INFO_REMOVAL
-       LC_SRC_HAVE_BDI_CAP_MAP_COPY
 
        # 4.1.0
        LC_SRC_IOV_ITER_RW
@@ -4141,7 +4116,6 @@ AC_DEFUN([LC_PROG_LINUX_RESULTS], [
 
        # 3.20
        LC_BACKING_DEV_INFO_REMOVAL
-       LC_HAVE_BDI_CAP_MAP_COPY
 
        # 4.1.0
        LC_IOV_ITER_RW