From: David Laight <David.Laight@ACULAB.COM>
To: 'Andreas Schwab' <schwab@linux-m68k.org>
Cc: "'Leizhen (ThunderTown)'" <thunder.leizhen@huawei.com>,
Geert Uytterhoeven <geert@linux-m68k.org>,
Josh Poimboeuf <jpoimboe@kernel.org>,
Jiri Kosina <jikos@kernel.org>, Miroslav Benes <mbenes@suse.cz>,
Petr Mladek <pmladek@suse.com>,
Joe Lawrence <joe.lawrence@redhat.com>,
"live-patching@vger.kernel.org" <live-patching@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"Masahiro Yamada" <masahiroy@kernel.org>,
Alexei Starovoitov <ast@kernel.org>,
"Jiri Olsa" <jolsa@kernel.org>, Kees Cook <keescook@chromium.org>,
Andrew Morton <akpm@linux-foundation.org>,
Luis Chamberlain <mcgrof@kernel.org>,
"linux-modules@vger.kernel.org" <linux-modules@vger.kernel.org>,
"Steven Rostedt" <rostedt@goodmis.org>,
Ingo Molnar <mingo@redhat.com>,
linux-m68k <linux-m68k@lists.linux-m68k.org>,
"Jason A. Donenfeld" <Jason@zx2c4.com>
Subject: RE: [PATCH v9] kallsyms: Add self-test facility
Date: Fri, 16 Dec 2022 15:25:42 +0000 [thread overview]
Message-ID: <1ba1fadb39994a4d91edabdfd9d69fa6@AcuMS.aculab.com> (raw)
In-Reply-To: <87pmcjidfe.fsf@igel.home>
From: Andreas Schwab <schwab@linux-m68k.org>
> Sent: 16 December 2022 15:20
>
> On Dez 16 2022, David Laight wrote:
>
> > 'cs' and 'ct' should be input parameters.
>
> They are (and output as well).
Right, but the 'output' values aren't needed and get
discarded because the asm block in inside a static inline.
It could be a recipe just waiting to go wrong.
But I bet the actual problem is the output register
aliasing one of the inputs and then reading from very
low user addresses - I bet they don't fault on m68k.
David
-
Registered Address Lakeside, Bramley Road, Mount Farm, Milton Keynes, MK1 1PT, UK
Registration No: 1397386 (Wales)
next prev parent reply other threads:[~2022-12-16 15:25 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-15 8:33 [PATCH v9] kallsyms: Add self-test facility Zhen Lei
2022-11-15 8:42 ` Luis Chamberlain
2022-11-15 8:43 ` Leizhen (ThunderTown)
2022-11-22 12:29 ` kernel test robot
2022-11-22 13:24 ` Leizhen (ThunderTown)
2022-11-22 15:31 ` kernel test robot
2022-12-15 8:50 ` Geert Uytterhoeven
2022-12-15 9:16 ` Leizhen (ThunderTown)
2022-12-15 9:39 ` Geert Uytterhoeven
2022-12-15 12:33 ` Leizhen (ThunderTown)
2022-12-15 13:24 ` Geert Uytterhoeven
2022-12-15 13:58 ` Leizhen (ThunderTown)
2022-12-15 14:40 ` Leizhen (ThunderTown)
2022-12-15 14:51 ` Geert Uytterhoeven
2022-12-16 7:42 ` Leizhen (ThunderTown)
2022-12-16 9:36 ` Leizhen (ThunderTown)
2022-12-16 11:28 ` Geert Uytterhoeven
2022-12-16 12:01 ` Leizhen (ThunderTown)
2022-12-16 13:29 ` David Laight
2022-12-16 14:44 ` David Laight
2022-12-16 15:19 ` Andreas Schwab
2022-12-16 15:25 ` David Laight [this message]
2022-12-16 15:54 ` Andreas Schwab
2022-12-16 16:09 ` David Laight
2022-12-16 16:11 ` Andreas Schwab
2022-12-16 16:32 ` David Laight
2022-12-16 16:53 ` Steven Rostedt
2022-12-16 16:57 ` David Laight
2022-12-16 17:19 ` Steven Rostedt
2022-12-16 17:38 ` Steven Rostedt
2022-12-16 19:27 ` David Laight
2022-12-17 7:31 ` Leizhen (ThunderTown)
2022-12-17 13:37 ` Geert Uytterhoeven
2022-12-17 17:37 ` David Laight
2022-12-16 11:57 ` Andreas Schwab
2022-12-16 13:31 ` Leizhen (ThunderTown)
2022-12-16 13:47 ` Andreas Schwab
2022-12-15 14:43 ` Geert Uytterhoeven
2022-12-15 14:51 ` Andreas Schwab
2022-12-16 10:40 ` David Laight
2022-12-16 11:40 ` Leizhen (ThunderTown)
2022-12-16 11:44 ` Andreas Schwab
2022-12-16 11:57 ` Leizhen (ThunderTown)
2022-12-16 12:39 ` Andreas Schwab
2022-12-16 13:31 ` Leizhen (ThunderTown)
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