]) # LIBCFS_CONFIG_PANIC_DUMPLOG
#
-# LIBCFS_U64_LONG_LONG_LINUX
-#
-# check kernel __u64 type
-#
-AC_DEFUN([LIBCFS_U64_LONG_LONG_LINUX], [
-tmp_flags="$EXTRA_KCFLAGS"
-EXTRA_KCFLAGS="$EXTRA_KCFLAGS -Werror"
-LB_CHECK_COMPILE([if Linux kernel '__u64' is 'long long' type],
-kernel_u64_long_long, [
- #include <linux/types.h>
- #include <linux/stddef.h>
-],[
- unsigned long long *data;
- data = (__u64*)sizeof(data);
-],[
- AC_DEFINE(HAVE_KERN__U64_LONG_LONG, 1,
- [Linux kernel __u64 is long long type])
-])
-EXTRA_KCFLAGS="$tmp_flags"
-]) # LIBCFS_U64_LONG_LONG_LINUX
-
-#
# LIBCFS_STACKTRACE_OPS_HAVE_WALK_STACK
#
# 2.6.32-30.el6 adds a new 'walk_stack' field in 'struct stacktrace_ops'
#
# LIBCFS_PROCESS_NAMESPACE
#
-# 3.4 introduced process namespace
+# 3.5 introduced process namespace
AC_DEFUN([LIBCFS_PROCESS_NAMESPACE], [
LB_CHECK_LINUX_HEADER([linux/uidgid.h], [
AC_DEFINE(HAVE_UIDGID_HEADER, 1,
]) # LIBCFS_PROCESS_NAMESPACE
#
+# LIBCFS_I_UID_READ
+#
+# 3.5 added helpers to read the new uid/gid types from VFS structures
+# SLE11 SP3 has uidgid.h but not the helpers
+#
+AC_DEFUN([LIBCFS_I_UID_READ], [
+LB_CHECK_COMPILE([if 'i_uid_read' is present],
+i_uid_read, [
+ #include <linux/fs.h>
+],[
+ i_uid_read(NULL);
+],[
+ AC_DEFINE(HAVE_I_UID_READ, 1, [i_uid_read is present])
+])
+]) # LIBCFS_I_UID_READ
+
+#
# LIBCFS_SOCK_ALLOC_FILE
#
# FC18 3.7.2-201 unexport sock_map_fd() change to
]) # LIBCFS_ENABLE_CRC32C_ACCEL
#
+# FC19 3.12 kernel struct shrinker change
+#
+AC_DEFUN([LIBCFS_SHRINKER_COUNT],[
+LB_CHECK_COMPILE([shrinker has 'count_objects'],
+shrinker_count_objects, [
+ #include <linux/mmzone.h>
+ #include <linux/shrinker.h>
+],[
+ ((struct shrinker*)0)->count_objects(NULL, NULL);
+],[
+ AC_DEFINE(HAVE_SHRINKER_COUNT, 1,
+ [shrinker has count_objects memeber])
+])
+])
+
+#
# LIBCFS_PROG_LINUX
#
# LibCFS linux kernel checks
==============================================================================])
LIBCFS_CONFIG_PANIC_DUMPLOG
-LIBCFS_U64_LONG_LONG_LINUX
# 2.6.32
LIBCFS_STACKTRACE_OPS_HAVE_WALK_STACK
LC_SHRINKER_WANT_SHRINK_PTR
LC_SHRINK_CONTROL
# 3.0
LIBCFS_STACKTRACE_WARNING
-# 3.4
+# 3.5
LIBCFS_PROCESS_NAMESPACE
+LIBCFS_I_UID_READ
# 3.7
LIBCFS_SOCK_ALLOC_FILE
# 3.8
LIBCFS_ENABLE_CRC32_ACCEL
# 3.10
LIBCFS_ENABLE_CRC32C_ACCEL
+# 3.12
+LIBCFS_SHRINKER_COUNT
]) # LIBCFS_PROG_LINUX
#
-# LIBCFS_PROG_DARWIN
-#
-# Darwin checks
-#
-AC_DEFUN([LIBCFS_PROG_DARWIN], [
-LB_DARWIN_CHECK_FUNCS([get_preemption_level])
-]) # LIBCFS_PROG_DARWIN
-
-#
# LIBCFS_PATH_DEFAULTS
#
# default paths for installed files
# libcfs/libcfs/user-prim.c, missing for RHEL5 and earlier userspace
AC_CHECK_FUNCS([strlcat])
-AC_CHECK_TYPE([umode_t],
- [AC_DEFINE(HAVE_UMODE_T, 1, [umode_t is defined])],
- [],
- [#include <asm/types.h>])
-
-AC_CHECK_TYPE([__s8],
- [AC_DEFINE(HAVE___S8, 1, [__s8 is defined])],
- [],
- [#include <asm/types.h>])
-
-AC_CHECK_TYPE([__u8],
- [AC_DEFINE(HAVE___U8, 1, [__u8 is defined])],
- [],
- [#include <asm/types.h>])
-
-AC_CHECK_TYPE([__s16],
- [AC_DEFINE(HAVE___S16, 1, [__s16 is defined])],
- [],
- [#include <asm/types.h>])
-
-AC_CHECK_TYPE([__u16],
- [AC_DEFINE(HAVE___U16, 1, [__u16 is defined])],
- [],
- [#include <asm/types.h>])
-
-AC_CHECK_TYPE([__s32],
- [AC_DEFINE(HAVE___S32, 1, [__s32 is defined])],
- [],
- [#include <asm/types.h>])
-
-AC_CHECK_TYPE([__u32],
- [AC_DEFINE(HAVE___U32, 1, [__u32 is defined])],
- [],
- [#include <asm/types.h>])
-
-AC_CHECK_TYPE([__u64],
- [AC_DEFINE(HAVE___U64, 1, [__u64 is defined])],
- [],
- [#include <asm/types.h>])
-
-AC_CHECK_TYPE([__s64],
- [AC_DEFINE(HAVE___S64, 1, [__s64 is defined])],
- [],
- [#include <asm/types.h>])
-
-# check userland __u64 type
-tmp_flags="$CFLAGS"
-CFLAGS="$CFLAGS -Werror"
-AC_CACHE_CHECK([if userspace '__u64' is 'long long' type],
-lb_cv_compile_userspace_u64_long_long, [
-AC_COMPILE_IFELSE([AC_LANG_SOURCE([
- #include <stdio.h>
- #include <linux/types.h>
- #include <linux/stddef.h>
- int main(void) {
- unsigned long long *data1;
- __u64 *data2 = NULL;
- data1 = data2;
- data2 = data1;
- return 0;
- }
-])],
- [lb_cv_compile_userspace_u64_long_long="yes"],
- [lb_cv_compile_userspace_u64_long_long="no"])
-])
-CFLAGS="$tmp_flags"
-AS_IF([test "x$lb_cv_compile_userspace_u64_long_long" = xyes],
- [AC_DEFINE(HAVE_USER__U64_LONG_LONG, 1,
- [__u64 is long long type])])
-
# -------- Check for required packages --------------
AC_MSG_NOTICE([LibCFS required packages checks
libcfs/libcfs/linux/Makefile
libcfs/libcfs/posix/Makefile
libcfs/libcfs/util/Makefile
-libcfs/include/libcfs/darwin/Makefile
-libcfs/libcfs/darwin/Makefile
])
]) # LIBCFS_CONFIG_FILES