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From: Paolo Bonzini <pbonzini@redhat.com>
To: "Philippe Mathieu-Daudé" <philmd@redhat.com>, qemu-devel@nongnu.org
Cc: Thomas Huth <thuth@redhat.com>,
	"Jose R . Ziviani" <jziviani@suse.de>,
	John Snow <jsnow@redhat.com>, Gerd Hoffmann <kraxel@redhat.com>,
	"Michael S. Tsirkin" <mst@redhat.com>
Subject: Re: [PATCH-for-6.2 2/2] hw/display: Do not allow multiple identical VGA devices
Date: Fri, 19 Nov 2021 10:20:20 +0100	[thread overview]
Message-ID: <b6034e95-2bc7-e720-7b03-4e3a48118226@redhat.com> (raw)
In-Reply-To: <20211118192020.61245-3-philmd@redhat.com>

On 11/18/21 20:20, Philippe Mathieu-Daudé wrote:
> +    if (obj) {
> +        const char *typename = object_get_typename(obj);
> +
> +        /*
> +         * make sure this device is not being added twice,
> +         * if so exit without crashing qemu
> +         */
> +        if (object_resolve_path_type("", typename, NULL)) {
> +            error_setg(errp, "at most one %s device is permitted", typename);
> +            return false;
> +        }
> +    }
> +

Wouldn't it give the same error with one ISA and one PCI VGA?

Paolo



  reply	other threads:[~2021-11-19  9:31 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-11-18 19:20 [PATCH-for-6.2 0/2] hw/display: Do not allow multiple (identical) VGA devices Philippe Mathieu-Daudé
2021-11-18 19:20 ` [PATCH-for-6.2 1/2] hw/display: Add Error* handle to vga_common_init() Philippe Mathieu-Daudé
2021-11-18 19:20 ` [PATCH-for-6.2 2/2] hw/display: Do not allow multiple identical VGA devices Philippe Mathieu-Daudé
2021-11-19  9:20   ` Paolo Bonzini [this message]
2021-11-19  9:42     ` Philippe Mathieu-Daudé
2021-11-19 10:10   ` Daniel P. Berrangé
2021-11-19  8:21 ` [PATCH-for-6.2 0/2] hw/display: Do not allow multiple (identical) " Mark Cave-Ayland
2021-11-19  9:49   ` Philippe Mathieu-Daudé
2021-11-19  9:58     ` Thomas Huth
2021-11-19 10:17       ` Philippe Mathieu-Daudé
2021-11-19 11:10         ` Thomas Huth

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