From: peterz@infradead.org
To: Nick Desaulniers <ndesaulniers@google.com>
Cc: "Borislav Petkov" <bp@alien8.de>,
"Roman Kiryanov" <rkir@google.com>,
"Rafael J. Wysocki" <rjw@rjwysocki.net>,
"Pavel Machek" <pavel@ucw.cz>,
"Thomas Gleixner" <tglx@linutronix.de>,
"Ingo Molnar" <mingo@redhat.com>,
"maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)"
<x86@kernel.org>,
linux-pm@vger.kernel.org, "Greg KH" <gregkh@linuxfoundation.org>,
"Alistair Delva" <adelva@google.com>,
"Haitao Shan" <hshan@google.com>,
lkml <linux-kernel@vger.kernel.org>,
"Sami Tolvanen" <samitolvanen@google.com>,
clang-built-linux <clang-built-linux@googlegroups.com>,
"Martin Liška" <mliska@suse.cz>
Subject: Re: [PATCH] arch: x86: power: cpu: init %gs before __restore_processor_state (clang)
Date: Wed, 16 Sep 2020 10:17:08 +0200 [thread overview]
Message-ID: <20200916081708.GK2674@hirez.programming.kicks-ass.net> (raw)
In-Reply-To: <CAKwvOdkKk1KuAFDoWNLnMUi3_JnV7atDFnvS7CdkgNXnNg0p1g@mail.gmail.com>
On Tue, Sep 15, 2020 at 12:51:47PM -0700, Nick Desaulniers wrote:
> It would be much nicer if we had the flexibility to disable stack
> protectors per function, rather than per translation unit. I'm going
> to encourage you to encourage your favorite compile vendor ("write to
> your senator") to support the function attribute
> __attribute__((no_stack_protector)) so that one day, we can use that
> to stop shipping crap like a9a3ed1eff360 ("x86: Fix early boot crash
> on gcc-10, third try").
I think we were all in favour of having that, not sure why it hasn't
happened yet. More important matters I suppose :/
next prev parent reply other threads:[~2020-09-16 8:17 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-15 17:26 [PATCH] arch: x86: power: cpu: init %gs before __restore_processor_state (clang) rkir
2020-09-15 17:46 ` Borislav Petkov
2020-09-15 17:57 ` Roman Kiryanov
2020-09-15 18:27 ` Borislav Petkov
2020-09-15 18:36 ` Roman Kiryanov
2020-09-15 18:52 ` Borislav Petkov
2020-09-15 18:55 ` Roman Kiryanov
2020-09-18 22:25 ` Pavel Machek
2020-09-21 23:28 ` Roman Kiryanov
2020-10-04 9:59 ` Pavel Machek
2020-09-15 18:00 ` Nick Desaulniers
2020-09-15 18:25 ` Borislav Petkov
2020-09-15 19:51 ` Nick Desaulniers
2020-09-15 20:20 ` Borislav Petkov
2020-09-15 21:49 ` Nick Desaulniers
2020-09-16 9:23 ` Borislav Petkov
2020-09-19 16:48 ` Pavel Machek
2020-09-16 8:17 ` peterz [this message]
2020-09-15 20:44 ` Arvind Sankar
2020-09-15 22:17 ` Pavel Machek
2020-09-15 22:21 ` Nick Desaulniers
2020-09-18 22:20 ` Pavel Machek
2020-09-15 23:13 ` Roman Kiryanov
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