linux-kernel - Re: [PATCH v2] x86/syscalls: Mark expected switch fall-throughs

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Message-ID: <20190327190341.4a83bacf@gandalf.local.home>
Date:   Wed, 27 Mar 2019 19:03:41 -0400
From:   Steven Rostedt <rostedt@...dmis.org>
To:     Thomas Gleixner <tglx@...utronix.de>
Cc:     "Dmitry V. Levin" <ldv@...linux.org>,
        Oleg Nesterov <oleg@...hat.com>,
        "Gustavo A. R. Silva" <gustavo@...eddedor.com>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        "H. Peter Anvin" <hpa@...or.com>, x86@...nel.org,
        LKML <linux-kernel@...r.kernel.org>,
        Dominik Brodowski <linux@...inikbrodowski.net>,
        Andy Lutomirski <luto@...nel.org>,
        Kees Cook <keescook@...omium.org>,
        "Eric W. Biederman" <ebiederm@...ssion.com>
Subject: Re: [PATCH v2] x86/syscalls: Mark expected switch fall-throughs

On Wed, 27 Mar 2019 23:52:19 +0100 (CET)
Thomas Gleixner <tglx@...utronix.de> wrote:


> > Could we delay the removal of syscall_set_arguments() until
> > PTRACE_GET_SYSCALL_INFO is merged into the kernel?
> > I hope it won't take another 11 years.  
> 
> Hope dies last :)
> 
> Seriously. If we keep it can we at least remove all the unused arguments
> which we have on both functions to simplify the whole mess?

I've finished forward porting my old patches, and was about to just
remove that function. But instead, I'll make it identical to the
set_get_arguments().

I have a bit more testing to do before I post the result.

-- Steve