Re: [PATCH 2/2] virtio/s390: fix race in ccw_io_helper()

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On Mon, 24 Sep 2018 14:57:26 +0200
Halil Pasic <pasic@xxxxxxxxxxxxx> wrote:

> On 09/21/2018 03:30 PM, Cornelia Huck wrote:
> > On Fri, 21 Sep 2018 14:46:21 +0200
> > Halil Pasic <pasic@xxxxxxxxxxxxx> wrote:

> Again, not what I tried to say. By 'This' I meant 'this race'. How
> about?
> 
> """
> This race normally does not cause any problems. The operations provided
> by struct virtio_config_ops are usually invoked in a well defined sequence,
> normally don't fail, and are normally usually quite infrequent too.

s/usually/used/

> 
> Yet, if some of the these operations are directly triggered via
> sysfs attributes, like in the case described by the referenced bug,
> userspace is given an opportunity to force races by increasing the
> frequency of the given operations.
> """

Fine with me.



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