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Re: [Xen-devel] [xen-unstable test] 6947: regressions - trouble: broken/
| To: | Jan Beulich <JBeulich@xxxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] [xen-unstable test] 6947: regressions - trouble: broken/fail/pass |
| From: | Keir Fraser <keir.xen@xxxxxxxxx> |
| Date: | Mon, 02 May 2011 14:39:19 +0100 |
| Cc: | xen-devel@xxxxxxxxxxxxxxxxxxx |
| Delivery-date: | Mon, 02 May 2011 06:40:24 -0700 |
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| Thread-topic: | [Xen-devel] [xen-unstable test] 6947: regressions - trouble: broken/fail/pass |
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On 02/05/2011 14:14, "Keir Fraser" <keir.xen@xxxxxxxxx> wrote: > We'd probably also need an extra lock to protect against concurrent > radix-tree update operations (should be pretty straightforward to add > however, needing to protect *only* the radix-tree update calls). Actually this second lock would need to encompass both the logical and physical insert/delete operations. Possibly there is already a non-IRQ lock on these code paths that can contain irq_desc-locked regions. If not then such a lock would need to be added. -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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