Re: [Xen-devel] [PATCH] libxenstore: filter watch events in libxenstore when we unwatch

[Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>]

Julien Grall writes ("Re: [Xen-devel] [PATCH] libxenstore: filter watch events 
in libxenstore when we unwatch"):
> The function xs_check_watch was recently introduced in Xen (see your
> commit on december 2011).

Oh, I'd forgotten that.

> Most of application, for instance QEMU, still use xs_read_watch.
> So if xs_unwatch doesn't empty the pipe, most of this applications
> potentially stall indefinitly.
> 
> IMHO, this piece of code is really important.

In that case, I agree.

Thanks,
Ian.

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