linux-kernel - Re: [PATCH v3 01/16] objtool: Classify symbols

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20211028035828.q4opdtbarrbklczp@treble>
Date:   Wed, 27 Oct 2021 20:58:28 -0700
From:   Josh Poimboeuf <jpoimboe@...hat.com>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     x86@...nel.org, andrew.cooper3@...rix.com,
        linux-kernel@...r.kernel.org, alexei.starovoitov@...il.com,
        ndesaulniers@...gle.com, bpf@...r.kernel.org
Subject: Re: [PATCH v3 01/16] objtool: Classify symbols

On Tue, Oct 26, 2021 at 02:01:33PM +0200, Peter Zijlstra wrote:
> @@ -55,7 +55,10 @@ struct symbol {
>  	unsigned int len;
>  	struct symbol *pfunc, *cfunc, *alias;
>  	bool uaccess_safe;
> -	bool static_call_tramp;
> +	u8 static_call_tramp : 1;
> +	u8 retpoline_thunk   : 1;
> +	u8 fentry            : 1;
> +	u8 kcov              : 1;
>  	struct list_head pv_target;

Might as well convert uaccess_safe to a bitfield?

-- 
Josh