From: Borislav Petkov <bp@suse.de>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Thomas Gleixner <tglx@linutronix.de>,
Tom Lendacky <thomas.lendacky@amd.com>,
Linux List Kernel Mailing <linux-kernel@vger.kernel.org>,
the arch/x86 maintainers <x86@kernel.org>
Subject: Re: [GIT pull] x86/urgent for 5.3-rc5
Date: Sun, 25 Aug 2019 19:30:00 +0200 [thread overview]
Message-ID: <20190825173000.GB20639@zn.tnic> (raw)
In-Reply-To: <CAHk-=wjWPDauemCmLTKbdMYFB0UveMszZpcrwoUkJRRWKrqaTw@mail.gmail.com>
On Sun, Aug 25, 2019 at 10:18:02AM -0700, Linus Torvalds wrote:
> Not doing the Zen 2 boot-time case? Everybody assumes that all
> firmware has been fixed?
My info is that all Zen has been taken care of with fw fixes.
> That one should be easy to verify since it happens at boot: just do
> "rdrand" twice, and if it returns all-ones both times, it's broken.
Should we do that somewhere in the early boot code by adding a WARN_ON()
or so and see who screams?
--
Regards/Gruss,
Boris.
SUSE Software Solutions Germany GmbH, GF: Felix Imendörffer, HRB 247165, AG München
next prev parent reply other threads:[~2019-08-25 17:30 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-25 9:43 [GIT pull] irq/urgent for 5.3-rc5 Thomas Gleixner
2019-08-25 9:43 ` [GIT pull] x86/urgent " Thomas Gleixner
2019-08-25 17:18 ` Linus Torvalds
2019-08-25 17:30 ` Borislav Petkov [this message]
2019-08-25 17:37 ` Linus Torvalds
2019-08-25 18:29 ` Borislav Petkov
2019-08-25 18:38 ` Linus Torvalds
2019-08-25 19:32 ` Borislav Petkov
2019-08-25 19:35 ` Linus Torvalds
2019-08-25 19:49 ` Borislav Petkov
2019-08-25 19:59 ` Linus Torvalds
2019-08-25 20:17 ` Borislav Petkov
2019-08-26 12:53 ` Borislav Petkov
2019-08-27 16:55 ` Linus Torvalds
2019-08-27 17:39 ` Borislav Petkov
2019-08-27 17:46 ` Linus Torvalds
2019-08-27 17:59 ` Borislav Petkov
2019-08-28 15:20 ` David Sterba
2019-08-28 15:53 ` David Sterba
2019-10-02 19:09 ` [tip: x86/cpu] x86/rdrand: Sanity-check RDRAND output tip-bot2 for Borislav Petkov
2019-08-25 17:40 ` [GIT pull] x86/urgent for 5.3-rc5 pr-tracker-bot
2019-08-25 9:43 ` [GIT pull] timers/urgent " Thomas Gleixner
2019-08-25 17:40 ` pr-tracker-bot
2019-08-25 9:43 ` [GIT pull] sched/urgent " Thomas Gleixner
2019-08-25 17:40 ` pr-tracker-bot
2019-08-25 9:43 ` [GIT pull] perf/urgent " Thomas Gleixner
2019-08-25 17:40 ` pr-tracker-bot
2019-08-25 17:40 ` [GIT pull] irq/urgent " pr-tracker-bot
-- strict thread matches above, loose matches on Subject: below --
2019-08-18 11:34 [GIT pull] efi/urgent " Thomas Gleixner
2019-08-18 11:34 ` [GIT pull] x86/urgent " Thomas Gleixner
2019-08-18 16:55 ` pr-tracker-bot
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