LU-4993 osd-ldiskfs: Support 3.14 kernel changes to bio api

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

diff --git a/lustre/autoconf/lustre-core.m4 b/lustre/autoconf/lustre-core.m4
index e42acbf..3293137 100644 (file)
--- a/lustre/autoconf/lustre-core.m4
+++ b/lustre/autoconf/lustre-core.m4
@@ -1275,6 +1275,26 @@ hlist_for_each_entry_3args, [
 ]) # LC_HAVE_HLIST_FOR_EACH_3ARG
 
 #
+# LC_HAVE_BIO_END_SECTOR
+#
+# 3.9 introduces bio_end_sector macro
+# f73a1c7d117d07a96d89475066188a2b79e53c48
+#
+AC_DEFUN([LC_HAVE_BIO_END_SECTOR], [
+LB_CHECK_COMPILE([if 'bio_end_sector is defined],
+bio_end_sector, [
+       #include <linux/bio.h>
+],[
+       struct bio bio;
+
+       bio_end_sector(&bio);
+],[
+       AC_DEFINE(HAVE_BIO_END_SECTOR, 1,
+                 [bio_end_sector is defined])
+])
+]) # LC_HAVE_BIO_END_SECTOR
+
+#
 # LC_HAVE_ONLY_PROCFS_SEQ
 #
 # 3.10+ only supports procfs seq_files handling
@@ -1585,6 +1605,7 @@ AC_DEFUN([LC_PROG_LINUX], [
 
        # 3.9
        LC_HAVE_HLIST_FOR_EACH_3ARG
+       LC_HAVE_BIO_END_SECTOR
 
        # 3.10
        LC_HAVE_ONLY_PROCFS_SEQ