LU-2800 autoconf: remove LC_BI_HW_SEGMENTS test

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

diff --git a/lustre/autoconf/lustre-core.m4 b/lustre/autoconf/lustre-core.m4
index ed73058..620963c 100644 (file)
--- a/lustre/autoconf/lustre-core.m4
+++ b/lustre/autoconf/lustre-core.m4
@@ -356,34 +356,6 @@ AC_DEFUN([LC_CONFIG_GSS],
  fi
 ])
 
-#2.6.18 + RHEL5 (fc6)
-
-# raid5-zerocopy patch
-
-#
-# LC_PAGE_CONSTANT
-#
-# In order to support raid5 zerocopy patch, we have to patch the kernel to make
-# it support constant page, which means the page won't be modified during the
-# IO.
-#
-AC_DEFUN([LC_PAGE_CONSTANT],
-[AC_MSG_CHECKING([if kernel have PageConstant defined])
-LB_LINUX_TRY_COMPILE([
-        #include <linux/mm.h>
-        #include <linux/page-flags.h>
-],[
-        #ifndef PG_constant
-        #error "Have no raid5 zcopy patch"
-        #endif
-],[
-        AC_MSG_RESULT(yes)
-        AC_DEFINE(HAVE_PAGE_CONSTANT, 1, [kernel have PageConstant supported])
-],[
-        AC_MSG_RESULT(no);
-])
-])
-
 # 2.6.24
 
 # 2.6.24 has bio_endio with 2 args
@@ -446,42 +418,6 @@ LB_LINUX_TRY_COMPILE([
 ])
 ])
 
-# 2.6.27 use 5th parameter in quota_on for remount.
-AC_DEFUN([LC_QUOTA_ON_5ARGS],
-[AC_MSG_CHECKING([quota_on needs 5 parameters])
-LB_LINUX_TRY_COMPILE([
-        #include <linux/fs.h>
-        #include <linux/quota.h>
-],[
-        struct quotactl_ops *qop = NULL;
-        qop->quota_on(NULL, 0, 0, NULL, 0);
-],[
-        AC_DEFINE(HAVE_QUOTA_ON_5ARGS, 1,
-                [quota_on needs 5 paramters])
-        AC_MSG_RESULT([yes])
-],[
-        AC_MSG_RESULT([no])
-])
-])
-
-# 2.6.27 use 3th parameter in quota_off for remount.
-AC_DEFUN([LC_QUOTA_OFF_3ARGS],
-[AC_MSG_CHECKING([quota_off needs 3 parameters])
-LB_LINUX_TRY_COMPILE([
-        #include <linux/fs.h>
-        #include <linux/quota.h>
-],[
-        struct quotactl_ops *qop = NULL;
-        qop->quota_off(NULL, 0, 0);
-],[
-        AC_DEFINE(HAVE_QUOTA_OFF_3ARGS, 1,
-                [quota_off needs 3 paramters])
-        AC_MSG_RESULT([yes])
-],[
-        AC_MSG_RESULT([no])
-])
-])
-
 # 2.6.34 has quotactl_ops->[sg]et_dqblk that take struct fs_disk_quota
 AC_DEFUN([LC_HAVE_DQUOT_FS_DISK_QUOTA],
 tmp_flags="$EXTRA_KCFLAGS"
@@ -518,25 +454,6 @@ LB_LINUX_TRY_COMPILE([
 ])
 ])
 
-# 2.6.27.15-2 sles11
-
-# 2.6.27 sles11 remove the bi_hw_segments
-AC_DEFUN([LC_BI_HW_SEGMENTS],
-[AC_MSG_CHECKING([struct bio has a bi_hw_segments field])
-LB_LINUX_TRY_COMPILE([
-        #include <linux/bio.h>
-],[
-        struct bio io;
-        io.bi_hw_segments = sizeof(io);
-],[
-        AC_DEFINE(HAVE_BI_HW_SEGMENTS, 1,
-                [struct bio has a bi_hw_segments field])
-        AC_MSG_RESULT([yes])
-],[
-        AC_MSG_RESULT([no])
-])
-])
-
 #
 # 2.6.27 sles11 move the quotaio_v1{2}.h from include/linux to fs
 # 2.6.32 move the quotaio_v1{2}.h from fs to fs/quota
@@ -787,28 +704,6 @@ AC_DEFINE(HAVE_BLKDEV_GET_BY_DEV, 1,
 ])
 
 #
-# 2.6.38 use path as 4th parameter in quota_on.
-#
-AC_DEFUN([LC_QUOTA_ON_USE_PATH],
-[AC_MSG_CHECKING([quota_on use path as parameter])
-tmp_flags="$EXTRA_KCFLAGS"
-EXTRA_KCFLAGS="-Werror"
-LB_LINUX_TRY_COMPILE([
-        #include <linux/fs.h>
-        #include <linux/quota.h>
-],[
-        ((struct quotactl_ops *)0)->quota_on(NULL, 0, 0, ((struct path*)0));
-],[
-        AC_DEFINE(HAVE_QUOTA_ON_USE_PATH, 1,
-                [quota_on use path as 4th paramter])
-        AC_MSG_RESULT([yes])
-],[
-        AC_MSG_RESULT([no])
-])
-EXTRA_KCFLAGS="$tmp_flags"
-])
-
-#
 # 2.6.38 export simple_setattr
 #
 AC_DEFUN([LC_EXPORT_SIMPLE_SETATTR],
@@ -1407,19 +1302,11 @@ AC_DEFUN([LC_PROG_LINUX],
          LC_CONFIG_RMTCLIENT
          LC_CONFIG_GSS
 
-         # raid5-zerocopy patch
-         LC_PAGE_CONSTANT
-
          # 2.6.24
          LC_BIO_ENDIO_2ARG
          LC_PROCFS_DELETED
 
-         # 2.6.27
-         LC_QUOTA_ON_5ARGS
-         LC_QUOTA_OFF_3ARGS
-
          # 2.6.27.15-2 sles11
-         LC_BI_HW_SEGMENTS
          LC_HAVE_QUOTAIO_H
 
          # 2.6.32
@@ -1444,7 +1331,6 @@ AC_DEFUN([LC_PROG_LINUX],
          # 2.6.38
          LC_BLKDEV_GET_BY_DEV
          LC_GENERIC_PERMISSION
-         LC_QUOTA_ON_USE_PATH
          LC_DCACHE_LOCK
         LC_INODE_I_RCU
          LC_D_COMPARE_7ARGS