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Verify --with-linux source directory exists
[zfs.git]
/
config
/
kernel-bdev-logical-size.m4
diff --git
a/config/kernel-bdev-logical-size.m4
b/config/kernel-bdev-logical-size.m4
index
1e19966
..
d066c86
100644
(file)
--- a/
config/kernel-bdev-logical-size.m4
+++ b/
config/kernel-bdev-logical-size.m4
@@
-7,6
+7,8
@@
dnl # it explicit.
dnl #
AC_DEFUN([ZFS_AC_KERNEL_BDEV_LOGICAL_BLOCK_SIZE], [
AC_MSG_CHECKING([whether bdev_logical_block_size() is available])
dnl #
AC_DEFUN([ZFS_AC_KERNEL_BDEV_LOGICAL_BLOCK_SIZE], [
AC_MSG_CHECKING([whether bdev_logical_block_size() is available])
+ tmp_flags="$EXTRA_KCFLAGS"
+ EXTRA_KCFLAGS="-Wno-unused-but-set-variable"
ZFS_LINUX_TRY_COMPILE([
#include <linux/blkdev.h>
],[
ZFS_LINUX_TRY_COMPILE([
#include <linux/blkdev.h>
],[
@@
-19,4
+21,5
@@
AC_DEFUN([ZFS_AC_KERNEL_BDEV_LOGICAL_BLOCK_SIZE], [
],[
AC_MSG_RESULT(no)
])
],[
AC_MSG_RESULT(no)
])
+ EXTRA_KCFLAGS="$tmp_flags"
])
])