AC_SUBST(LUSTRE)
# mount.lustre
-rootsbindir='$(CROSS_PATH)/sbin'
+rootsbindir='/sbin'
AC_SUBST(rootsbindir)
demodir='$(docdir)/demo'
#
# LC_STACK_SIZE
#
-# Ensure stack size big than 8k in Lustre server (all kernels)
+# Ensure the stack size is at least 8k in Lustre server (all kernels)
#
AC_DEFUN([LC_STACK_SIZE], [
-LB_CHECK_COMPILE([if stack size big than 8k],
+LB_CHECK_COMPILE([if stack size is at least 8k],
stack_size_8k, [
#include <linux/thread_info.h>
], [
#
# LC_DCACHE_LOCK
#
-# 2.6.38 dcache_lock removed. rcu-walk commited.
+# 2.6.38 dcache_lock removed. rcu-walk committed.
#
AC_DEFUN([LC_DCACHE_LOCK], [
LB_CHECK_COMPILE([if 'dcache_lock' is exist],
]) # LC_BIO_ENDIO_USES_ONE_ARG
#
+# LC_HAVE_LOOP_CTL_GET_FREE
+#
+# 4.x kernel have moved userspace APIs to
+# the separate directory and all of them
+# support LOOP_CTL_GET_FREE
+#
+AC_DEFUN([LC_HAVE_LOOP_CTL_GET_FREE], [
+LB_CHECK_FILE([$LINUX/include/linux/loop.h], [
+ LB_CHECK_COMPILE([if have 'HAVE_LOOP_CTL_GET_FREE'],
+ LOOP_CTL_GET_FREE, [
+ #include <linux/loop.h>
+ ],[
+ int i;
+
+ i = LOOP_CTL_GET_FREE;
+ ],[
+ AC_DEFINE(HAVE_LOOP_CTL_GET_FREE, 1,
+ [LOOP_CTL_GET_FREE exist])
+ ])
+],[
+ AC_DEFINE(HAVE_LOOP_CTL_GET_FREE, 1,
+ [kernel has LOOP_CTL_GET_FREE])
+])
+]) # LC_HAVE_LOOP_CTL_GET_FREE
+
+#
+# LC_HAVE_CACHE_HEAD_HLIST
+#
+# 4.3 kernel swiched to hlist for cache_head
+#
+AC_DEFUN([LC_HAVE_CACHE_HEAD_HLIST], [
+LB_CHECK_COMPILE([if 'struct cache_head' has 'cache_list' field],
+cache_head_has_hlist, [
+ #include <linux/sunrpc/cache.h>
+],[
+ do {} while(sizeof(((struct cache_head *)0)->cache_list));
+],[
+ AC_DEFINE(HAVE_CACHE_HEAD_HLIST, 1,
+ [cache_head has hlist cache_list])
+])
+]) # LC_HAVE_CACHE_HEAD_HLIST
+
+#
+# LC_HAVE_LOCKS_LOCK_FILE_WAIT
+#
+# 4.4 kernel have moved locks API users to
+# locks_lock_inode_wait()
+#
+AC_DEFUN([LC_HAVE_LOCKS_LOCK_FILE_WAIT], [
+LB_CHECK_COMPILE([if 'locks_lock_file_wait' exists],
+locks_lock_file_wait, [
+ #include <linux/fs.h>
+],[
+ locks_lock_file_wait(NULL, NULL);
+],[
+ AC_DEFINE(HAVE_LOCKS_LOCK_FILE_WAIT, 1,
+ [kernel has locks_lock_file_wait])
+])
+]) # LC_HAVE_LOCKS_LOCK_FILE_WAIT
+
+#
+# LC_HAVE_QC_MAKE_REQUEST_FN
+#
+# 4.4 request_queue.make_request_fn defined as function returns with blk_qc_t
+# see kernel commit dece16353ef47d8d33f5302bc158072a9d65e26f
+#
+AC_DEFUN([LC_HAVE_QC_MAKE_REQUEST_FN], [
+LB_CHECK_COMPILE([if 'request_queue.make_request_fn' returns blk_qc_t],
+make_request_fn_blk_qc_t, [
+ #include <linux/blkdev.h>
+],[
+ blk_qc_t ret;
+ make_request_fn *mrf;
+ ret = mrf(NULL, NULL);
+],[
+ AC_DEFINE(HAVE_QC_MAKE_REQUEST_FN, 1,
+ [request_queue.make_request_fn returns blk_qc_t])
+])
+]) # LC_HAVE_QC_MAKE_REQUEST_FN
+
+#
# LC_PROG_LINUX
#
# Lustre linux kernel checks
LC_FILE_LLSEEK_SIZE
LC_INODE_PERMISION_2ARGS
LC_RADIX_EXCEPTION_ENTRY
+ LC_HAVE_LOOP_CTL_GET_FREE
# 3.2
LC_HAVE_VOID_MAKE_REQUEST_FN
LC_BIO_ENDIO_USES_ONE_ARG
LC_SYMLINK_OPS_USE_NAMEIDATA
+ # 4.3
+ LC_HAVE_CACHE_HEAD_HLIST
+
+ # 4.4
+ LC_HAVE_LOCKS_LOCK_FILE_WAIT
+ LC_HAVE_QC_MAKE_REQUEST_FN
+
#
AS_IF([test "x$enable_server" != xno], [
LC_FUNC_DEV_SET_RDONLY
lustre/kernel_patches/targets/2.6-sles11.target
lustre/kernel_patches/targets/3.0-sles11.target
lustre/kernel_patches/targets/3.0-sles11sp3.target
+lustre/kernel_patches/targets/3.0-sles11sp4.target
lustre/kernel_patches/targets/3.12-sles12.target
lustre/kernel_patches/targets/2.6-fc11.target
lustre/kernel_patches/targets/2.6-fc12.target