linux-kernel - Re: [PATCH v3] xenbus: advertize control feature flags

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Message-ID: <e1ce7a6e-29d5-ce49-a786-58d33d38cba2@suse.com>
Date:   Tue, 11 Oct 2016 12:53:16 +0200
From:   Juergen Gross <jgross@...e.com>
To:     Paul Durrant <paul.durrant@...rix.com>,
        xen-devel@...ts.xenproject.org, linux-kernel@...r.kernel.org
Cc:     Boris Ostrovsky <boris.ostrovsky@...cle.com>,
        David Vrabel <david.vrabel@...rix.com>
Subject: Re: [PATCH v3] xenbus: advertize control feature flags

On 10/10/16 12:13, Paul Durrant wrote:
> The Xen docs specify several flags which a guest can set to advertize
> which values of the xenstore control/shutdown key it will recognize.
> This patch adds code to write all the relevant feature-flag keys.
> 
> Signed-off-by: Paul Durrant <paul.durrant@...rix.com>
> Cc: Boris Ostrovsky <boris.ostrovsky@...cle.com>
> Cc: David Vrabel <david.vrabel@...rix.com>
> Cc: Juergen Gross <jgross@...e.com>

Hmm, I'd prefer node[] allocated on the stack over dynamic allocation.

What about something like the following? It will at least issue build
warnings in case the size is too small, will use less memory and less
coding.


Juergen

View attachment "0001-xenbus-advertise-control-feature-flags.patch" of type "text/x-patch" (3322 bytes)