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Merge branch 'linux-docs' into refs/top-bases/linux-zfs-branch

This commit is contained in:
Brian Behlendorf 2010-03-11 10:00:20 -08:00
parent 20894b4487 0b627ac3c2
commit e65e071268
1 changed files with 11 additions and 4 deletions
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15
config/kernel.m4
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@ -42,7 +42,7 @@ AC_DEFUN([ZFS_AC_CONFIG_KERNEL], [
]) ])
dnl # dnl #
dnl # Detect name used more Module.symvers file dnl # Detect name used for Module.symvers file in kernel
dnl # dnl #
AC_DEFUN([ZFS_AC_MODULE_SYMVERS], [ AC_DEFUN([ZFS_AC_MODULE_SYMVERS], [
modpost=$LINUX/scripts/Makefile.modpost modpost=$LINUX/scripts/Makefile.modpost
@ -153,7 +153,14 @@ AC_DEFUN([ZFS_AC_KERNEL], [
]) ])
dnl # dnl #
dnl # Detect name used for the additional SPL Module.symvers file dnl # Detect name used for the additional SPL Module.symvers file. If one
dnl # does not exist this is likely because the SPL has been configured
dnl # but not built. To allow recursive builds a good guess is made as to
dnl # what this file will be named based on what it is named in the kernel
dnl # build products. This file will first be used at link time so if
dnl # the guess is wrong the build will fail then. This unfortunately
dnl # means the ZFS package does not contain a reliable mechanism to
dnl # detect symbols exported by the SPL at configure time.
dnl # dnl #
AC_DEFUN([ZFS_AC_SPL_MODULE_SYMVERS], [ AC_DEFUN([ZFS_AC_SPL_MODULE_SYMVERS], [
AC_MSG_CHECKING([spl file name for module symbols]) AC_MSG_CHECKING([spl file name for module symbols])
@ -162,7 +169,7 @@ AC_DEFUN([ZFS_AC_SPL_MODULE_SYMVERS], [
elif test -r $SPL_OBJ/Modules.symvers; then elif test -r $SPL_OBJ/Modules.symvers; then
SPL_SYMBOLS=Modules.symvers SPL_SYMBOLS=Modules.symvers
else else
SPL_SYMBOLS=NONE SPL_SYMBOLS=$LINUX_SYMBOLS
fi fi
AC_MSG_RESULT([$SPL_SYMBOLS]) AC_MSG_RESULT([$SPL_SYMBOLS])
@ -353,7 +360,7 @@ dnl #
AC_DEFUN([ZFS_CHECK_SYMBOL_EXPORT], AC_DEFUN([ZFS_CHECK_SYMBOL_EXPORT],
[AC_MSG_CHECKING([whether symbol $1 is exported]) [AC_MSG_CHECKING([whether symbol $1 is exported])
grep -q -E '[[[:space:]]]$1[[[:space:]]]' \ grep -q -E '[[[:space:]]]$1[[[:space:]]]' \
$LINUX_OBJ/Module*.symvers $SPL_OBJ/Module*.symvers 2>/dev/null $LINUX_OBJ/$LINUX_SYMBOLS 2>/dev/null
rc=$? rc=$?
if test $rc -ne 0; then if test $rc -ne 0; then
export=0 export=0