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From: Borislav Petkov <bp@alien8.de>
To: "Luck, Tony" <tony.luck@intel.com>
Cc: Yazen Ghannam <Yazen.Ghannam@amd.com>, X86 ML <x86@kernel.org>,
	LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 2/4] x86/mce: Get rid of machine_check_vector
Date: Mon, 20 Sep 2021 18:32:53 +0200	[thread overview]
Message-ID: <YUi3tdWXfo8VeMs/@zn.tnic> (raw)
In-Reply-To: <d090a19ce8f74b0ea557f180d185df3e@intel.com>

On Mon, Sep 20, 2021 at 04:04:35PM +0000, Luck, Tony wrote:
> You want to know how many bit are left for some reason? Is there some
> user API that will break if we overflow and start allocating bits from
> the next 64-bit word?

Well, I'd like for all of the bits to fit in a single u64, naturally.
"Spilling" into the next word is unnecessary, even though it doesn't
matter for solely kernel internal usage - just common sense.

> Or is this just the countdown for when you and I both have a nervous
> breakdown trying to keep track of that many different option paths
> through the machine check code :-)

Nah, this is the moment where I close the MCE tree and no more features
are allowed!

:-P

> Thanks for the tip about Ctrl-x to decrement a number in vim (Google
> tell me Ctrl-a increments). Learned something new today :-)

Yeah, vim is simply great. :-)

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette

  reply	other threads:[~2021-09-20 16:33 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-17 10:53 [PATCH 0/4] x86/mce: Remove indirect calls Borislav Petkov
2021-09-17 10:53 ` [PATCH 1/4] x86/mce: Get rid of the mce_severity function pointer Borislav Petkov
2021-09-17 10:53 ` [PATCH 2/4] x86/mce: Get rid of machine_check_vector Borislav Petkov
2021-09-20  4:57   ` Luck, Tony
2021-09-20  7:42     ` Rasmus Villemoes
2021-09-20  8:15       ` Borislav Petkov
2021-09-20  8:12     ` Borislav Petkov
2021-09-20 16:04       ` Luck, Tony
2021-09-20 16:32         ` Borislav Petkov [this message]
2021-09-17 10:53 ` [PATCH 3/4] x86/mce: Get rid of msr_ops Borislav Petkov
2021-09-20  4:47   ` Luck, Tony
2021-09-20  8:32     ` Borislav Petkov
2021-09-22 12:16       ` Borislav Petkov
2021-09-22 13:23         ` Luck, Tony
2021-09-22 13:55           ` Borislav Petkov
2021-09-22 15:22             ` Luck, Tony
2021-09-22 15:57               ` Borislav Petkov
2021-09-17 10:53 ` [PATCH 4/4] x86/mce: Get rid of the ->quirk_no_way_out() indirect call Borislav Petkov
2021-09-20  5:06   ` Luck, Tony
2021-09-20  8:34     ` Borislav Petkov
2021-09-23 14:51   ` Yazen Ghannam
2021-09-23 15:11     ` Borislav Petkov
2021-09-24 20:04       ` Yazen Ghannam

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