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Re: [Xen-devel] Re: [Xen-staging] [xen-unstable] linux: User-space grant
| To: | Alex Williamson <alex.williamson@xxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] Re: [Xen-staging] [xen-unstable] linux: User-space grant table device. |
| From: | Keir Fraser <Keir.Fraser@xxxxxxxxxxxx> |
| Date: | Sat, 31 Mar 2007 16:36:59 +0100 |
| Delivery-date: | Sat, 31 Mar 2007 16:37:05 +0100 |
| Envelope-to: | Keir.Fraser@xxxxxxxxxxxx |
| In-reply-to: | <1175355236.13963.47.camel@bling> |
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| Thread-index: | AcdzqmuWqlESTN+dEduWXQAWy6hiGQ== |
| Thread-topic: | [Xen-devel] Re: [Xen-staging] [xen-unstable] linux: User-space grant table device. |
| User-agent: | Microsoft-Entourage/11.3.3.061214 |
On 31/3/07 16:33, "Alex Williamson" <alex.williamson@xxxxxx> wrote: >> + /* This flag ensures that the page tables are not unpinned before the >> + * VM area is unmapped. Therefore Xen still recognises the PTE as >> + * belonging to an L1 pagetable, and the grant unmap operation will >> + * succeed, even if the process does not exit cleanly. >> + */ >> + vma->vm_mm->context.has_foreign_mappings = 1; > > mm_context_t is arch specific, common code shouldn't be poking at it > like this. Good point. That part is entirely x86-specific. I'll add an ifdef. -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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