runqemu: Ensure ROOTFS path is absolute

There is a problem if a relative path is passed to the kernel for NFS usage
that it will not correctly find it, so ensure that the ROOTFS path is absolute.

[YOCTO #2807]

(From OE-Core rev: 5722be0ddda4ec3c96c06b425e5c7e0194326253)

Signed-off-by: Saul Wold <sgw@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 3 insertions, 1 deletions

diff --git a/scripts/runqemu b/scripts/runqemu
index 0db7ad63ca..57c5de4ca0 100755
--- a/scripts/runqemu
+++ b/scripts/runqemu
@@ -462,7 +462,9 @@ if [ -z "$ROOTFS" -a "x$FSTYPE" != "xvmdk" ]; then
         error "Unable to determine default rootfs for MACHINE [$MACHINE]"
     fi
 fi
-# ROOTFS is now set for all cases
+# ROOTFS is now set for all cases, now expand it to be an absolute path, it should exist at this point
+
+ROOTFS=`realpath $ROOTFS`
 
 echo ""
 echo "Continuing with the following parameters:"