docs: set KVERSION for running test suite

Running the test suite in podman will most likely require setting
`KVERSION` because the running Linux kernel version will most likely be
different to the kernel version in the container.

Signed-off-by: Benjamin Drung <benjamin.drung@canonical.com>

diff --git a/docs/HACKING.md b/docs/HACKING.md
index 579d81d6afe63ac42a2abd021aa6392dc6571577..6a19434c7b99ce25aaa0cb2a32c863ec7d52aca0 100644 (file)
--- a/docs/HACKING.md
+++ b/docs/HACKING.md
@@ -240,7 +240,7 @@ $ podman run --rm -it \
 # ./configure
 # make -j $(getconf _NPROCESSORS_ONLN)
 # cd test
-# make V=1 SKIP="16 60 61" clean check
+# make KVERSION="$(cd /lib/modules && ls -1 | tail -1)" V=1 SKIP="16 60 61" clean check
 ```
 
 with `[CONTAINER]` being one of the