| Date | Wed, 18 Mar 2020 14:21:58 +0100 | From | Peter Zijlstra <> | Subject | Re: [PATCH v2 16/19] objtool: Implement noinstr validation |
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On Tue, Mar 17, 2020 at 06:02:50PM +0100, Peter Zijlstra wrote: > +static int validate_vmlinux_functions(struct objtool_file *file) > +{ > + struct section *sec; > + > + sec = find_section_by_name(file->elf, ".noinstr.text"); > + if (!sec) { > + WARN("No .noinstr.text section"); > + return -1;
And that is a little too agressive, seeing how the current x86_64 kernel does not include it. I made it a silent exit for now, so as not to break the build (with patch 20/19 added on).
> } > > + return validate_sec_functions(file, sec); > +}
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