kernel.bbclass: restore kernel-abiversion file

This fixes external module recipes that need $KERNEL_VERSION. It got removed by

    commit a9d41062e24a6b99661b3a5256f369b557433607
    Author: Darren Hart <dvhart@linux.intel.com>
    Date:   Tue Mar 8 17:09:10 2011 -0800

        kernel/bbclass: rework kernel and module classes to allow for building out-of-tree modules

seemingly as an oversight.

(From OE-Core rev: 6978774595f892e6a819ee64c932d475c67a6a0f)

Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
Acked-by: Darren Hart <dvhart@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 6 insertions, 0 deletions

diff --git a/meta/classes/kernel.bbclass b/meta/classes/kernel.bbclass
index aaf341b75c..9381b3a0f4 100644
--- a/meta/classes/kernel.bbclass
+++ b/meta/classes/kernel.bbclass
@@ -123,6 +123,12 @@ kernel_do_install() {
         install -d $kerneldir
 
         #
+        # Store the kernel version in sysroots for module-base.bbclass
+        #
+
+        echo "${KERNEL_VERSION}" > $kerneldir/kernel-abiversion
+
+        #
         # Copy the entire source tree. In case an external build directory is
         # used, copy the build directory over first, then copy over the source
         # dir. This ensures the original Makefiles are used and not the