X-Git-Url: https://git.camperquake.de/gitweb.cgi?a=blobdiff_plain;f=config%2Fkernel-blk-fetch-request.m4;h=c4e11461698bab84e45e5de410ed56d2ec438678;hb=refs%2Fheads%2Frertzinger%2Ffeature-zpool-get--p;hp=34a5d2fa8f6c1ba0e486a934f5e04a6f5af6f3c5;hpb=c9c0d073da561bcbefbdf09c87fc75b227415619;p=zfs.git

diff --git a/config/kernel-blk-fetch-request.m4 b/config/kernel-blk-fetch-request.m4
index 34a5d2f..c4e1146 100644
--- a/config/kernel-blk-fetch-request.m4
+++ b/config/kernel-blk-fetch-request.m4
@@ -7,6 +7,8 @@ dnl # next available request and removed it from the request queue.
 dnl #
 AC_DEFUN([ZFS_AC_KERNEL_BLK_FETCH_REQUEST], [
 	AC_MSG_CHECKING([whether blk_fetch_request() is available])
+	tmp_flags="$EXTRA_KCFLAGS"
+	EXTRA_KCFLAGS="${NO_UNUSED_BUT_SET_VARIABLE}"
 	ZFS_LINUX_TRY_COMPILE([
 		#include <linux/blkdev.h>
 	],[
@@ -19,4 +21,5 @@ AC_DEFUN([ZFS_AC_KERNEL_BLK_FETCH_REQUEST], [
 	],[
 		AC_MSG_RESULT(no)
 	])
+	EXTRA_KCFLAGS="$tmp_flags"
 ])