From b82097b9c0bf16727b5b03b96df30d0d7bc55cac Mon Sep 17 00:00:00 2001 From: Daniel Wagenknecht Date: Thu, 23 Sep 2021 10:34:12 +0200 Subject: [PATCH] ref-manual: add note about license implications of bundled initramfs Ensure users are aware that usage of INITRAMFS_IMAGE_BUNDLE is only appropriate for use with GPLv2 compatible software. (From yocto-docs rev: ecf4582b454aa301905f0f9e3c6f5adb98dc1991) Signed-off-by: Daniel Wagenknecht Reviewed-by: Michael Opdenacker Signed-off-by: Richard Purdie --- documentation/ref-manual/variables.rst | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/documentation/ref-manual/variables.rst b/documentation/ref-manual/variables.rst index 6cb9ad9c9e..5f6f91146b 100644 --- a/documentation/ref-manual/variables.rst +++ b/documentation/ref-manual/variables.rst @@ -3587,6 +3587,12 @@ system and gives an overview of their function and contents. :term:`CONFIG_INITRAMFS_SOURCE` kernel feature. + .. note:: + + Bundling the initramfs with the kernel conflates the code in the + initramfs with the GPLv2 licensed Linux kernel binary. Thus only GPLv2 + compatible software may be part of a bundled initramfs. + .. note:: Using an extra compilation pass to bundle the initramfs avoids a