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authorUwe Kleine-König <ukleinek@kernel.org>2024-11-15 11:38:41 +0100
committerJonathan Corbet <corbet@lwn.net>2024-11-22 10:44:25 -0700
commitd8c949c577b5adb9fb87923b5429767aae4be590 (patch)
tree6055850bf830dd902e11ddb4a9f4fd3d7a876967 /Documentation/kernel-hacking
parent21e500138b6f3040423bb1959ac9ffe68d138733 (diff)
docs/licensing: Clarify wording about "GPL" and "Proprietary"
There are currently some doubts about out-of-tree kernel modules licensed under GPLv3 and if they are supposed to be able to use symbols exported using EXPORT_SYMBOL_GPL. Clarify that "Proprietary" means anything non-GPL2 even though the license might be an open source license. Also disambiguate "GPL compatible" to "GPLv2 compatible". Signed-off-by: Uwe Kleine-König <ukleinek@kernel.org> Signed-off-by: Jonathan Corbet <corbet@lwn.net> Link: https://lore.kernel.org/r/20241115103842.585207-2-ukleinek@kernel.org
Diffstat (limited to 'Documentation/kernel-hacking')
-rw-r--r--Documentation/kernel-hacking/hacking.rst2
1 files changed, 1 insertions, 1 deletions
diff --git a/Documentation/kernel-hacking/hacking.rst b/Documentation/kernel-hacking/hacking.rst
index 1717348a4404..0042776a9e17 100644
--- a/Documentation/kernel-hacking/hacking.rst
+++ b/Documentation/kernel-hacking/hacking.rst
@@ -587,7 +587,7 @@ Defined in ``include/linux/export.h``
Similar to :c:func:`EXPORT_SYMBOL()` except that the symbols
exported by :c:func:`EXPORT_SYMBOL_GPL()` can only be seen by
-modules with a :c:func:`MODULE_LICENSE()` that specifies a GPL
+modules with a :c:func:`MODULE_LICENSE()` that specifies a GPLv2
compatible license. It implies that the function is considered an
internal implementation issue, and not really an interface. Some
maintainers and developers may however require EXPORT_SYMBOL_GPL()