linux-kernel - Re: [PATCH] xen/pvh: increase early stack size

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Message-ID: <5ff8339e-72d2-46e4-0db5-773a05788144@suse.com>
Date:   Tue, 9 Oct 2018 13:01:07 +0200
From:   Juergen Gross <jgross@...e.com>
To:     Roger Pau Monne <roger.pau@...rix.com>,
        linux-kernel@...r.kernel.org
Cc:     Boris Ostrovsky <boris.ostrovsky@...cle.com>,
        xen-devel@...ts.xenproject.org
Subject: Re: [PATCH] xen/pvh: increase early stack size

On 09/10/2018 12:32, Roger Pau Monne wrote:
> While booting on an AMD EPYC box the stack canary would detect stack
> overflows when using the current PVH early stack size (256). Switch to
> using the value defined by BOOT_STACK_SIZE, which prevents the stack
> overflow.
> 
> Signed-off-by: Roger Pau Monné <roger.pau@...rix.com>

Reviewed-by: Juergen Gross <jgross@...e.com>

I'll add a "Cc: stable" when committing.


Juergen