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From: Frediano Ziglio <freddy77@gmail.com>
To: Andrew Cooper <andrew.cooper3@citrix.com>
Cc: xen-devel <xen-devel@lists.xenproject.org>,
	"Jan Beulich" <jbeulich@suse.com>,
	"Roger Pau Monné" <roger.pau@citrix.com>
Subject: Re: [PATCH] xen/pci: prevent infinite loop for faulty SR-IOV cards
Date: Sat, 25 Oct 2025 21:09:54 +0100	[thread overview]
Message-ID: <CAHt6W4cumdaGHzwNTMzyYvFVCs8X8FoddT1KaiGrmAVgUYgw+g@mail.gmail.com> (raw)
In-Reply-To: <72a2f002-23fd-4d06-8c44-3e535533bec2@citrix.com>

On Fri, 24 Oct 2025 at 16:58, Andrew Cooper <andrew.cooper3@citrix.com> wrote:
>
> On 24/10/2025 4:13 pm, Frediano Ziglio wrote:
> > If a SR-IOV card presents an I/O space inside a BAR the
> > code will continue to loop on the same card.
> > This is due to the missing increment of the cycle variable.
> >
> > Signed-off-by: Frediano Ziglio <frediano.ziglio@cloud.com>
>
> Yes, that's buggy.  Was this from a real card, or just code inspection?
>

Code inspection.

> ~Andrew

Frediano


      parent reply	other threads:[~2025-10-25 20:10 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-10-24 15:13 [PATCH] xen/pci: prevent infinite loop for faulty SR-IOV cards Frediano Ziglio
2025-10-24 15:58 ` Andrew Cooper
2025-10-24 16:00   ` Andrew Cooper
2025-10-27  8:43     ` Roger Pau Monné
2025-10-25 20:09   ` Frediano Ziglio [this message]

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