kbuild: add variables for compression tools

[linux-2.6-microblaze.git] / kernel / gen_kheaders.sh

diff --git a/kernel/gen_kheaders.sh b/kernel/gen_kheaders.sh
index e13ca84..c1510f0 100755 (executable)
--- a/kernel/gen_kheaders.sh
+++ b/kernel/gen_kheaders.sh
@@ -88,7 +88,7 @@ find $cpio_dir -type f -print0 |
 find $cpio_dir -printf "./%P\n" | LC_ALL=C sort | \
     tar "${KBUILD_BUILD_TIMESTAMP:+--mtime=$KBUILD_BUILD_TIMESTAMP}" \
     --owner=0 --group=0 --numeric-owner --no-recursion \
-    -Jcf $tarfile -C $cpio_dir/ -T - > /dev/null
+    -I $XZ -cf $tarfile -C $cpio_dir/ -T - > /dev/null
 
 echo $headers_md5 > kernel/kheaders.md5
 echo "$this_file_md5" >> kernel/kheaders.md5