Re: [tip: x86/fpu] x86/fpu: Deactivate FPU state after failure during state load
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- Subject: Re: [tip: x86/fpu] x86/fpu: Deactivate FPU state after failure during state load
- From: Borislav Petkov <bp@xxxxxxxxx>
- Date: Wed, 8 Jan 2020 12:45:39 +0100
- Cc: Andy Lutomirski <luto@xxxxxxxxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx, linux-tip-commits@xxxxxxxxxxxxxxx, Yu-cheng Yu <yu-cheng.yu@xxxxxxxxx>, Andy Lutomirski <luto@xxxxxxxxxx>, Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>, Fenghua Yu <fenghua.yu@xxxxxxxxx>, "H. Peter Anvin" <hpa@xxxxxxxxx>, Ingo Molnar <mingo@xxxxxxxxxx>, Jann Horn <jannh@xxxxxxxxxx>, Peter Zijlstra <peterz@xxxxxxxxxxxxx>, "Ravi V. Shankar" <ravi.v.shankar@xxxxxxxxx>, Rik van Riel <riel@xxxxxxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>, Tony Luck <tony.luck@xxxxxxxxx>, x86-ml <x86@xxxxxxxxxx>
- In-reply-to: <20200107211134.tckhc5knkthmjsj6@linutronix.de>
- References: <157840155965.30329.313988118654552721.tip-bot2@tip-bot2> <FA0D2929-63D0-4473-A492-42227D7A5D98@amacapital.net> <20200107211134.tckhc5knkthmjsj6@linutronix.de>
- User-agent: Mutt/1.10.1 (2018-07-13)
On Tue, Jan 07, 2020 at 10:11:34PM +0100, Sebastian Andrzej Siewior wrote:
> The go people contirbuted a testcase. Maybe I should hack up it up so
> that we trigger each path and post since it obviously did not happen.
Yes, please do.
> Boris, do you remember why we did not include their testcase yet?
It is in my ever-growing TODO list so if you could find some time to add
it to selftests, I'd appreciate it a lot:
https://lkml.kernel.org/r/20191126221328.GH31379@xxxxxxx
And Andy wants it in the slow category (see reply) and that's fine with
me - I'm happy with some tests than none at all.
Thx.
--
Regards/Gruss,
Boris.
https://people.kernel.org/tglx/notes-about-netiquette
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