linux-kernel - Re: [PATCH] acpi/ghes: Make ghes_panic

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Message-ID: <Z3KGopUvilZLwsBK@U-2FWC9VHC-2323.local>
Date: Mon, 30 Dec 2024 19:40:18 +0800
From: Feng Tang <feng.tang@...ux.alibaba.com>
To: Borislav Petkov <bp@...en8.de>
Cc: "Huang, Ying" <ying.huang@...ux.alibaba.com>, rafael@...nel.org,
	Len Brown <lenb@...nel.org>, James Morse <james.morse@....com>,
	Tony Luck <tony.luck@...el.com>, linux-acpi@...r.kernel.org,
	linux-kernel@...r.kernel.org, Ira Weiny <ira.weiny@...el.com>,
	Dave Jiang <dave.jiang@...el.com>,
	Dan Williams <dan.j.williams@...el.com>,
	Andi Kleen <ak@...ux.intel.com>
Subject: Re: [PATCH] acpi/ghes: Make ghes_panic_timeout adjustable as a
 parameter

On Mon, Dec 30, 2024 at 12:26:08PM +0100, Borislav Petkov wrote:
> On Mon, Dec 30, 2024 at 07:04:59PM +0800, Huang, Ying wrote:
> > Another possible benefit of ghes_panic_timeout is,
> > 
> > rebooting instead of waiting forever can help us to log/report the
> > hardware errors earlier.
> 
> So you rip out ghes_panic_timeout and set the panic_timeout in the ghes code,
> when you get a hw error which requires reboot.

Still we may need to honor the user setting, say if user specifically set
"panic=XXX" in the cmdline, we should detect that case and skip overwritting
the panic_timeout? 

Thanks,
Feng

> 
> -- 
> Regards/Gruss,
>     Boris.
> 
> https://people.kernel.org/tglx/notes-about-netiquette