| Date | Fri, 28 Jul 2023 11:02:47 -0500 | From | Josh Poimboeuf <> | Subject | Re: [RFC PATCH v2 12/20] objtool: Warn about non __ro_after_init static key usage in .noinstr |
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On Thu, Jul 20, 2023 at 05:30:48PM +0100, Valentin Schneider wrote: > Later commits will depend on having no runtime-mutable text in early entry > code. (ab)use the .noinstr section as a marker of early entry code and warn > about static keys used in it that can be flipped at runtime.
Similar to my comment on patch 13, this could also use a short justification for adding the feature, i.e. why runtime-mutable text isn't going to be allowed in .noinstr.
Also, please add a short description of the warning (and why it exists) to tools/objtool/Documentation/objtool.txt.
-- Josh
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