From: "H. Peter Anvin" <hpa@zytor.com>
To: Borislav Petkov <bp@alien8.de>
Cc: Matt Fleming <matt@console-pimps.org>,
Ingo Molnar <mingo@kernel.org>,
linux-efi@vger.kernel.org, linux-kernel@vger.kernel.org, "Luck,
Tony" <tony.luck@intel.com>
Subject: Re: [GIT PULL] EFI changes for v3.16
Date: Mon, 19 May 2014 17:17:01 -0700 [thread overview]
Message-ID: <537A9EFD.9050208@zytor.com> (raw)
In-Reply-To: <20140519231012.GF6311@pd.tnic>
On 05/19/2014 04:10 PM, Borislav Petkov wrote:
>
> The question is, why can't that pstore mumbo jumbo go and do its dance
> in !irq context?
>
> And how useful is the whole deal really, btw? I wanted to use it for
> saving oopses into it, for example, but Tony said its write speed is
> horribly low for that.
>
> So why do we even bother with this thing and do the dance in irq context
> for it? Is it worth it at all?
>
I thought the whole point of allowing pstore in IRQ context was to write
oopsen (panics?)
-hpa
next prev parent reply other threads:[~2014-05-20 0:17 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-03 13:04 [GIT PULL] EFI changes for v3.16 Matt Fleming
2014-05-03 13:04 ` Matt Fleming
[not found] ` <20140503130447.GW26088-HNK1S37rvNbeXh+fF434Mdi2O/JbrIOy@public.gmane.org>
2014-05-19 10:51 ` Matt Fleming
2014-05-19 10:51 ` Matt Fleming
[not found] ` <20140519105129.GF4798-HNK1S37rvNbeXh+fF434Mdi2O/JbrIOy@public.gmane.org>
2014-05-19 22:47 ` H. Peter Anvin
2014-05-19 22:47 ` H. Peter Anvin
[not found] ` <537A8A03.8060604-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
2014-05-19 23:10 ` Borislav Petkov
2014-05-19 23:10 ` Borislav Petkov
2014-05-20 0:17 ` H. Peter Anvin [this message]
2014-05-20 11:00 ` Borislav Petkov
2014-05-20 20:27 ` Matt Fleming
2014-05-20 20:27 ` Matt Fleming
-- strict thread matches above, loose matches on Subject: below --
2014-04-19 10:06 Matt Fleming
2014-04-19 10:06 ` Matt Fleming
[not found] ` <20140419100653.GA26088-HNK1S37rvNbeXh+fF434Mdi2O/JbrIOy@public.gmane.org>
2014-04-19 22:42 ` H. Peter Anvin
2014-04-19 22:42 ` H. Peter Anvin
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