linux-kernel - Re: [PATCH 2/2] sigaction.2: wfix

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Message-ID: <20210309143141.GD699@zn.tnic>
Date:   Tue, 9 Mar 2021 15:31:41 +0100
From:   Borislav Petkov <bp@...en8.de>
To:     "Yu, Yu-cheng" <yu-cheng.yu@...el.com>
Cc:     linux-man@...r.kernel.org,
        Alejandro Colomar <alx.manpages@...il.com>,
        Michael Kerrisk <mtk.manpages@...il.com>,
        Andy Lutomirski <luto@...nel.org>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        Florian Weimer <fweimer@...hat.com>,
        "H.J. Lu" <hjl.tools@...il.com>, linux-kernel@...r.kernel.org,
        linux-api@...r.kernel.org
Subject: Re: [PATCH 2/2] sigaction.2: wfix - Clarify si_addr description.

On Mon, Mar 08, 2021 at 01:46:07PM -0800, Yu, Yu-cheng wrote:
> I think the sentence above is vague, but probably for the reason that each
> arch is different.  Maybe this patch is unnecessary and can be dropped?

Maybe.

If you want to clarify it, you should audit every arch. But what
would that bring? IOW, is it that important to specify when si_addr
is populated and when not...? I don't know of an example but I'm
no userspace programmer anyway, to know when this info would be
beneficial...

-- 
Regards/Gruss,
    Boris.

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