linux-kernel - Re: [PATCH] x86/paravirt: Ensure calls to pv

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Message-ID: <20240520083334.GAZksK3unOiEJ7FyHv@fat_crate.local>
Date: Mon, 20 May 2024 10:33:34 +0200
From: Borislav Petkov <bp@...en8.de>
To: Jordan Niethe <jniethe@...dia.com>
Cc: linux-kernel@...r.kernel.org, jgross@...e.com, ajay.kaher@...adcom.com,
	alexey.amakhalov@...adcom.com, tglx@...utronix.de, mingo@...hat.com,
	dave.hansen@...ux.intel.com, x86@...nel.org, hpa@...or.com,
	peterz@...radead.org
Subject: Re: [PATCH] x86/paravirt: Ensure calls to pv_op functions are RIP
 relative

On Mon, May 20, 2024 at 12:08:08PM +1000, Jordan Niethe wrote:
> I'll try and get a minimal reproducing example.

No need. I think we'll hold off on doing anything here until one can
trigger this with a valid kernel config. AFAICT, we build either with
-O2 or -Os...

Thx.

-- 
Regards/Gruss,
    Boris.

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