linux-kernel - Re: [PATCH v2 02/11] unwind/x86: Add HAVE_USER

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: <20241020080919.v4zfqwgpjxhluxaq@treble>
Date: Sun, 20 Oct 2024 01:09:19 -0700
From: Josh Poimboeuf <jpoimboe@...nel.org>
To: Peter Zijlstra <peterz@...radead.org>
Cc: x86@...nel.org, Steven Rostedt <rostedt@...dmis.org>,
	Ingo Molnar <mingo@...nel.org>,
	Arnaldo Carvalho de Melo <acme@...nel.org>,
	linux-kernel@...r.kernel.org, Indu Bhagat <indu.bhagat@...cle.com>,
	Mark Rutland <mark.rutland@....com>,
	Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
	Jiri Olsa <jolsa@...nel.org>, Namhyung Kim <namhyung@...nel.org>,
	Ian Rogers <irogers@...gle.com>,
	Adrian Hunter <adrian.hunter@...el.com>,
	linux-perf-users@...r.kernel.org, Mark Brown <broonie@...nel.org>,
	linux-toolchains@...r.kernel.org, Jordan Rome <jordalgo@...a.com>,
	Sam James <sam@...too.org>
Subject: Re: [PATCH v2 02/11] unwind/x86: Add HAVE_USER_UNWIND

On Mon, Sep 16, 2024 at 01:46:05PM +0200, Peter Zijlstra wrote:
> > +#define ARCH_INIT_USER_FP_FRAME							\
> > +	.ra_off		= (s32)sizeof(long) * -1,				\
> > +	.cfa_off	= (s32)sizeof(long) * 2,				\
> > +	.fp_off		= (s32)sizeof(long) * -2,				\
> > +	.use_fp		= true,
> 
> What about compat crap?

Sframe doesn't support x86 compat so I guess we don't need to worry
about that at least for now.

-- 
Josh