linux-kernel - Re: [PATCH v3] Add virtio-input driver.

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Tue, 24 Mar 2015 11:26:50 +0100
From:	Gerd Hoffmann <kraxel@...hat.com>
To:	virtio-dev@...ts.oasis-open.org
Cc:	virtualization@...ts.linux-foundation.org, mst@...hat.com,
	David Herrmann <dh.herrmann@...il.com>,
	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	Rusty Russell <rusty@...tcorp.com.au>,
	open list <linux-kernel@...r.kernel.org>,
	"open list:ABI/API" <linux-api@...r.kernel.org>
Subject: Re: [PATCH v3] Add virtio-input driver.

  Hi,

> +static void virtinput_cfg_abs(struct virtio_input *vi, int abs)
> +{
> +	u32 mi, ma, re, fu, fl;
> +
> +	virtinput_cfg_select(vi, VIRTIO_INPUT_CFG_ABS_INFO, abs);
> +	virtio_cread(vi->vdev, struct virtio_input_config, u.abs.min, &mi);
> +	virtio_cread(vi->vdev, struct virtio_input_config, u.abs.max, &ma);
> +	virtio_cread(vi->vdev, struct virtio_input_config, u.abs.res, &re);
> +	virtio_cread(vi->vdev, struct virtio_input_config, u.abs.fuzz, &fu);
> +	virtio_cread(vi->vdev, struct virtio_input_config, u.abs.flat, &fl);
> +	input_set_abs_params(vi->idev, abs, mi, ma, fu, fl);
> +	input_abs_set_res(vi->idev, abs, re);
> +}

> +struct virtio_input_absinfo {
> +	__virtio32  min;
> +	__virtio32  max;
> +	__virtio32  fuzz;
> +	__virtio32  flat;
> +	__virtio32  res;
> +};

Damn, had sparse disabled for the test builds.  [ Too bad there are way
too many warnings on a full kernel build so having sparse enabled all
the time doesn't fly. ]

So this doesn't work either.

Hmm, back to using "u32" in the virtio config structs?

cheers,
  Gerd


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/