ZFS_AC_KERNEL_BDEV_BLOCK_DEVICE_OPERATIONS
ZFS_AC_KERNEL_TYPE_FMODE_T
ZFS_AC_KERNEL_KOBJ_NAME_LEN
+ ZFS_AC_KERNEL_BLKDEV_GET_BY_PATH
ZFS_AC_KERNEL_OPEN_BDEV_EXCLUSIVE
ZFS_AC_KERNEL_INVALIDATE_BDEV_ARGS
ZFS_AC_KERNEL_BDEV_LOGICAL_BLOCK_SIZE
ZFS_AC_KERNEL_BIO_EMPTY_BARRIER
+ ZFS_AC_KERNEL_BIO_FAILFAST
+ ZFS_AC_KERNEL_BIO_FAILFAST_DTD
+ ZFS_AC_KERNEL_REQ_FAILFAST_MASK
ZFS_AC_KERNEL_BIO_END_IO_T_ARGS
+ ZFS_AC_KERNEL_BIO_RW_SYNC
ZFS_AC_KERNEL_BIO_RW_SYNCIO
+ ZFS_AC_KERNEL_REQ_SYNC
ZFS_AC_KERNEL_BLK_END_REQUEST
ZFS_AC_KERNEL_BLK_FETCH_REQUEST
ZFS_AC_KERNEL_BLK_REQUEUE_REQUEST
ZFS_AC_KERNEL_GET_DISK_RO
ZFS_AC_KERNEL_RQ_IS_SYNC
ZFS_AC_KERNEL_RQ_FOR_EACH_SEGMENT
+ ZFS_AC_KERNEL_CONST_XATTR_HANDLER
+ ZFS_AC_KERNEL_XATTR_HANDLER_GET
+ ZFS_AC_KERNEL_XATTR_HANDLER_SET
+ ZFS_AC_KERNEL_FSYNC_2ARGS
+ ZFS_AC_KERNEL_EVICT_INODE
+ ZFS_AC_KERNEL_INSERT_INODE_LOCKED
+ ZFS_AC_KERNEL_D_OBTAIN_ALIAS
+ ZFS_AC_KERNEL_CHECK_DISK_SIZE_CHANGE
+ ZFS_AC_KERNEL_TRUNCATE_SETSIZE
+ ZFS_AC_KERNEL_6ARGS_SECURITY_INODE_INIT_SECURITY
+ ZFS_AC_KERNEL_MOUNT_NODEV
+ ZFS_AC_KERNEL_BDI
+
+ if test "$LINUX_OBJ" != "$LINUX"; then
+ KERNELMAKE_PARAMS="$KERNELMAKE_PARAMS O=$LINUX_OBJ"
+ fi
+ AC_SUBST(KERNELMAKE_PARAMS)
+
dnl # -Wall -fno-strict-aliasing -Wstrict-prototypes and other
dnl # compiler options are added by the kernel build system.
+ KERNELCPPFLAGS="$KERNELCPPFLAGS $NO_UNUSED_BUT_SET_VARIABLE"
KERNELCPPFLAGS="$KERNELCPPFLAGS -DHAVE_SPL -D_KERNEL"
KERNELCPPFLAGS="$KERNELCPPFLAGS -DTEXT_DOMAIN=\\\"zfs-linux-kernel\\\""
- KERNELCPPFLAGS="$KERNELCPPFLAGS -I$SPL"
- KERNELCPPFLAGS="$KERNELCPPFLAGS -I$SPL/include"
- KERNELCPPFLAGS="$KERNELCPPFLAGS -include $SPL/spl_config.h"
- KERNELCPPFLAGS="$KERNELCPPFLAGS -include $TOPDIR/zfs_config.h"
- if test "$LINUX_OBJ" != "$LINUX"; then
- KERNELMAKE_PARAMS="$KERNELMAKE_PARAMS O=$LINUX_OBJ"
- fi
-
- AC_SUBST(KERNELMAKE_PARAMS)
AC_SUBST(KERNELCPPFLAGS)
])
else
LINUX_SYMBOLS=Module.symvers
fi
+
+ if ! test -f "$LINUX_OBJ/$LINUX_SYMBOLS"; then
+ AC_MSG_ERROR([
+ *** Please make sure the kernel devel package for your distribution
+ *** is installed. If your building with a custom kernel make sure the
+ *** kernel is configured, built, and the '--with-linux=PATH' configure
+ *** option refers to the location of the kernel source.])
+ fi
else
LINUX_SYMBOLS=NONE
fi
AC_MSG_CHECKING([kernel source directory])
if test -z "$kernelsrc"; then
- headersdir="/lib/modules/$(uname -r)/build"
- if test -e "$headersdir"; then
+ if test -e "/lib/modules/$(uname -r)/source"; then
+ headersdir="/lib/modules/$(uname -r)/source"
+ sourcelink=$(readlink -f "$headersdir")
+ elif test -e "/lib/modules/$(uname -r)/build"; then
+ headersdir="/lib/modules/$(uname -r)/build"
sourcelink=$(readlink -f "$headersdir")
else
sourcelink=$(ls -1d /usr/src/kernels/* \
AC_MSG_RESULT([$kernelsrc])
AC_MSG_CHECKING([kernel build directory])
if test -z "$kernelbuild"; then
- if test -d ${kernelsrc}-obj/${target_cpu}/${target_cpu}; then
+ if test -e "/lib/modules/$(uname -r)/build"; then
+ kernelbuild=`readlink -f /lib/modules/$(uname -r)/build`
+ elif test -d ${kernelsrc}-obj/${target_cpu}/${target_cpu}; then
kernelbuild=${kernelsrc}-obj/${target_cpu}/${target_cpu}
elif test -d ${kernelsrc}-obj/${target_cpu}/default; then
kernelbuild=${kernelsrc}-obj/${target_cpu}/default
SPL_SYMBOLS=Module.symvers
elif test -r $SPL_OBJ/Modules.symvers; then
SPL_SYMBOLS=Modules.symvers
+ elif test -r $SPL_OBJ/module/Module.symvers; then
+ SPL_SYMBOLS=Module.symvers
+ elif test -r $SPL_OBJ/module/Modules.symvers; then
+ SPL_SYMBOLS=Modules.symvers
else
SPL_SYMBOLS=$LINUX_SYMBOLS
fi
AC_MSG_RESULT([$splsrc])
AC_MSG_CHECKING([spl build directory])
if test -z "$splbuild"; then
- if test -d ${splsrc}/module; then
- splbuild=${splsrc}/module
- else
- splbuild=${splsrc}
- fi
+ splbuild=${splsrc}
fi
AC_MSG_RESULT([$splbuild])
])
dnl #
+dnl # Certain kernel build options are not supported. These must be
+dnl # detected at configure time and cause a build failure. Otherwise
+dnl # modules may be successfully built that behave incorrectly.
+dnl #
+dnl # CONFIG_PREEMPT - Preempt kernels require special handling.
+dnl #
dnl # There are certain kernel build options which when enabled are
dnl # completely incompatible with non GPL kernel modules. It is best
dnl # to detect these at configure time and fail with a clear error
dnl #
AC_DEFUN([ZFS_AC_KERNEL_CONFIG], [
+ ZFS_LINUX_CONFIG([PREEMPT],
+ AC_MSG_ERROR([
+ *** Kernel built with CONFIG_PREEMPT which is not supported.
+ ** You must rebuild your kernel without this option.]), [])
+
if test "$ZFS_META_LICENSE" = CDDL; then
ZFS_LINUX_CONFIG([DEBUG_LOCK_ALLOC],
AC_MSG_ERROR([
AC_DEFUN([ZFS_LINUX_CONFIG],
[AC_MSG_CHECKING([whether Linux was built with CONFIG_$1])
ZFS_LINUX_TRY_COMPILE([
- #ifndef AUTOCONF_INCLUDED
- #include <linux/config.h>
- #endif
+ #include <linux/module.h>
],[
#ifndef CONFIG_$1
#error CONFIG_$1 not #defined
git://git.camperquake.de / zfs.git / blobdiff