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Re: [Xen-devel] Question: how to unmap memory mapped with direct_kernel_
| To: | "Santos, Jose Renato G" <joserenato.santos@xxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] Question: how to unmap memory mapped with direct_kernel_remap_pfn_range() ? |
| From: | Keir Fraser <Keir.Fraser@xxxxxxxxxxxx> |
| Date: | Fri, 15 Sep 2006 10:53:49 +0100 |
| Delivery-date: | Fri, 15 Sep 2006 02:52:39 -0700 |
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| Thread-topic: | [Xen-devel] Question: how to unmap memory mapped with direct_kernel_remap_pfn_range() ? |
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On 15/9/06 03:07, "Santos, Jose Renato G" <joserenato.santos@xxxxxx> wrote: > Xenoprof buffers are mapped into the kernel using > direct_kernel_remap_pfn_range(). > I need to unmap the buffer when it is not needed anymore. > > However, I could not find any function that unmaps pages previously > mapped with direct_kernel_remap_pfn_range(). > Any suggestion on how to do this? Remember the vm_struct returned by alloc_vm_area(). Pass it to free_vm_area() to unmap and free. -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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