[Xen-devel] [PATCH v2] xSplice v1 implementation.

Changelog (since the RFC and the Seattle Xen presentation) - Finished off some of the work around the build-id. - Settled on the preemption mechanism. - Cleaned the patches a lot up, broke them up to easy review for maintainers. v1

[Xen-devel] [PATCH v2 12/13] xsplice: Add support for exception tables. (v2)

From: Ross Lagerwall Add support for exception tables contained within xSplice payloads. If an exception occurs search either the main exception table or a particular active payload's exception table depending on the instruction pointer. Signed-off-by: Ross Lagerwall

[Xen-devel] [PATCH v2 08/13] xsplice: Implement payload loading (v2)

From: Ross Lagerwall Add support for loading xsplice payloads. This is somewhat similar to the Linux kernel module loader, implementing the following steps: - Verify the elf file. - Parse the elf file. - Allocate a region of memory mapped within a free area of

[Xen-devel] [PATCH v2 09/13] xsplice: Implement support for applying/reverting/replacing patches. (v2)

From: Ross Lagerwall Implement support for the apply, revert and replace actions. To perform and action on a payload, the hypercall sets up a data structure to schedule the work. A hook is added in all the return-to-guest paths to check for work to do and execute it

[Xen-devel] [PATCH v2 10/13] xen_hello_world.xsplice: Test payload for patching 'xen_extra_version'.

This change demonstrates how to generate an xSplice ELF payload. The idea here is that we want to patch in the hypervisor the 'xen_version_extra' function with an function that will return 'Hello World'. The 'xl info | grep extraversion' will reflect the new value after the patching. To generate

Re: [Xen-devel] [PATCHv1 net] xen-netback: use skb to determine number of required guest Rx requests

From: David Vrabel Date: Thu, 14 Jan 2016 15:18:30 + > - needed = xenvif_rx_ring_slots_needed(queue->vif); > + skb = skb_peek(>rx_queue); > + if (!skb) > + return false; > + > + needed = DIV_ROUND_UP(skb->len, XEN_PAGE_SIZE); > + if

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