LU-15093 libcfs: Check if param_set_uint_minmax is provided

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

diff --git a/libcfs/autoconf/lustre-libcfs.m4 b/libcfs/autoconf/lustre-libcfs.m4
index d58062e..6442571 100644 (file)
--- a/libcfs/autoconf/lustre-libcfs.m4
+++ b/libcfs/autoconf/lustre-libcfs.m4
@@ -197,6 +197,47 @@ shrinker_count_objects, [
 ]) # LIBCFS_SHRINKER_COUNT
 
 #
+# Kernel version 3.13 commit aace05097a0fd467230e39acb148be0fdaa90068
+# add match_wildcard() function.
+#
+AC_DEFUN([LIBCFS_MATCH_WILDCARD],[
+LB_CHECK_COMPILE([does function 'match_wildcard' exist],
+match_wildcard, [
+       #include <linux/parser.h>
+],[
+       bool match;
+
+       match = match_wildcard(NULL, NULL);
+],[
+       AC_DEFINE(HAVE_MATCH_WILDCARD, 1,
+               [match_wildcard() is available])
+])
+]) # LIBCFS_MATCH_WILDCARD
+
+#
+# LIBCFS_HAVE_MAPPING_AS_EXITING_FLAG
+#
+# v3.14-7405-g91b0abe36a7b added AS_EXITING flag with
+# mapping_exiting() and mapping_set_exiting()
+#
+AC_DEFUN([LIBCFS_HAVE_MAPPING_AS_EXITING_FLAG], [
+m4_pattern_allow([AS_EXITING])
+tmp_flags="$EXTRA_KCFLAGS"
+EXTRA_KCFLAGS="-Werror"
+LB_CHECK_COMPILE([if enum mapping_flags has AS_EXITING flag],
+mapping_exiting_exists, [
+       #include <linux/pagemap.h>
+],[
+       enum mapping_flags flag = AS_EXITING;
+       (void)flag;
+],[
+       AC_DEFINE(HAVE_MAPPING_AS_EXITING_FLAG, 1,
+               [enum mapping_flags has AS_EXITING flag])
+])
+EXTRA_KCFLAGS="$tmp_flags"
+]) # LIBCFS_HAVE_MAPPING_AS_EXITING_FLAG
+
+#
 # LIBCFS_IOV_ITER_HAS_TYPE
 #
 # kernel 3.15-rc4 commit 71d8e532b1549a478e6a6a8a44f309d050294d00
@@ -415,6 +456,22 @@ ktime_get_seconds, [
 ]) # LIBCFS_KTIME_GET_SECONDS
 
 #
+# Kernel version 3.19 commit v3.18-rc2-26-g61ada528dea0
+# introduce wait_woken()
+#
+AC_DEFUN([LIBCFS_WAIT_WOKEN],[
+LB_CHECK_COMPILE([does function 'wait_woken' exist],
+wait_woken, [
+       #include <linux/wait.h>
+],[
+       wait_woken(NULL, 0, 0);
+],[
+       AC_DEFINE(HAVE_WAIT_WOKEN, 1,
+               ['wait_woken, is available'])
+])
+]) # LIBCFS_WAIT_WOKEN
+
+#
 # Kernel version 4.0 commit 41fbf3b39d5eca01527338b4d0ee15ee1ae1023c
 # introduced the helper function ktime_ms_delta.
 #
@@ -1627,6 +1684,26 @@ LB_CHECK_LINUX_HEADER([crypto/sha2.h], [
                [crypto/sha2.h is present])])
 ]) # LIBCFS_HAVE_CRYPTO_SHA2_HEADER
 
+#
+# LIBCFS_HAVE_LIST_CMP_FUNC_T
+#
+# kernel 5.10.70 commit 4f0f586bf0c898233d8f316f471a21db2abd522d
+# treewide: Change list_sort to use const pointers
+AC_DEFUN([LIBCFS_HAVE_LIST_CMP_FUNC_T], [
+tmp_flags="$EXTRA_KCFLAGS"
+EXTRA_KCFLAGS="-Werror -Wno-unused-variable"
+LB_CHECK_COMPILE([if list_cmp_func_t type is defined],
+list_cmp_func_t, [
+       #include <linux/list_sort.h>
+],[
+       list_cmp_func_t cmp;
+],[
+       AC_DEFINE(HAVE_LIST_CMP_FUNC_T, 1,
+               [list_cmp_func_t type is defined])
+])
+EXTRA_KCFLAGS="$tmp_flags"
+]) # LIBCFS_HAVE_LIST_CMP_FUNC_T
+
 AC_DEFUN([LIBCFS_PROG_LINUX_SRC], [
        LIBCFS_SRC_HAVE_PROC_OPS
 
@@ -1640,6 +1717,24 @@ AC_DEFUN([LIBCFS_PROG_LINUX_RESULTS], [
 ])
 
 #
+# LIBCFS_PARAM_SET_UINT_MINMAX
+#
+# Kernel 5.15-rc1 commit 2a14c9ae15a38148484a128b84bff7e9ffd90d68
+# moved param_set_uint_minmax to common code
+#
+AC_DEFUN([LIBCFS_PARAM_SET_UINT_MINMAX],[
+LB_CHECK_COMPILE([does function 'param_set_uint_minmax' exist],
+param_set_uint_minmax, [
+       #include <linux/moduleparam.h>
+],[
+       param_set_uint_minmax(NULL, NULL, 0, 0);
+],[
+       AC_DEFINE(HAVE_PARAM_SET_UINT_MINMAX, 1,
+               ['param_set_uint_minmax' is available])
+])
+]) # LIBCFS_PARAM_SET_UINT_MINMAX
+
+#
 # LIBCFS_PROG_LINUX
 #
 # LibCFS linux kernel checks
@@ -1659,7 +1754,10 @@ LIBCFS_KTIME_AFTER
 LIBCFS_KTIME_BEFORE
 LIBCFS_KTIME_COMPARE
 LIBCFS_SHRINKER_COUNT
+# 3.13
+LIBCFS_MATCH_WILDCARD
 # 3.15
+LIBCFS_HAVE_MAPPING_AS_EXITING_FLAG
 LIBCFS_IOV_ITER_HAS_TYPE
 # 3.16
 LIBCFS_HAVE_NS_TO_TIMESPEC64
@@ -1675,6 +1773,7 @@ LIBCFS_TIMESPEC64_SUB
 LIBCFS_TIMESPEC64_TO_KTIME
 # 3.19
 LIBCFS_KTIME_GET_SECONDS
+LIBCFS_WAIT_WOKEN
 # 4.0
 LIBCFS_KTIME_MS_DELTA
 # 4.1
@@ -1764,6 +1863,9 @@ LIBCFS_SEC_RELEASE_SECCTX
 # 5.10
 LIBCFS_HAVE_KFREE_SENSITIVE
 LIBCFS_HAVE_CRYPTO_SHA2_HEADER
+LIBCFS_HAVE_LIST_CMP_FUNC_T
+# 5.15
+LIBCFS_PARAM_SET_UINT_MINMAX
 ]) # LIBCFS_PROG_LINUX
 
 #