Re: [Xen-devel] backport requests for 4.x-testing

[Andrew Cooper <andrew.cooper3@xxxxxxxxxx>]

On 06/03/12 10:13, Jan Beulich wrote:
> For a (hopefully soon) upcoming 4.1.3 and 4.0.4, may I ask to consider
> the following changesets from -unstable for backporting:
May I add the following suggestions.  These are all patches which we
have cherry picked for XenServer.

The changesets with *'s are not a clean backport, and I can provide
patches against Xen-4.1.x for them.

> For 4.0 and 4.1:
> 24155 (x86/IO-APIC: refine EOI-ing of migrating level interrupts)
> 24190 (x86/mm: change return code for log-dirty disabling)
> 24201 (x86: small fixes to pcpu platform op handling)
> 24282 (x86/mm: Don't lose track of the log dirty bitmap)
> 24389 (x86, amd: Disable GartTlbWlkErr when BIOS forgets it)
> 24417 (x86/emulator: workaround for AMD erratum 573)
> 24535 (x86/vMSI: miscellaneous fixes)
> 24888 (passthrough: release assigned PCI devices earlier during domain 
> shutdown)
>
> For 4.1:
23554 (shadow: adjust early heuristics)
23610 (x86: consolidate cpu_core_id and phys_proc_id)
23611 (AMD: core-pair detection)
23795* (x86: ICH10 Quirks) - We have just had to backport this for a
customer escalation on xen-3.x, if it would be accepted there
23811* (UART: dont write spurious char)
> 23853+23955 (pv cpuid emulation for xsave)
> 23908 (p2m: query/modify p2mt with p2m_lock held)
23936*,23937,23938*,23939,23940,23941 (Various ocaml fixes)
> 24156 (x86/IRQ: prevent vector sharing within IO-APICs, requiring
>             23900 [kzalloc])
> 24157 (x86/xsave: provide guests with finit-like environment)
24320 (ocaml: release global lock during some hypercalls)
> 24357 (tools/firmware: remove "_PS0/3" Method)
24414 (oxenstored: install configuration file)
> 24448 (x86/passthrough: don't leak guest IRQs)
(I can provide a backported version of 24448 if required)
> 24517 (Move IOMMU faults handling into softirq for VT-d)
24518 (sched_credit: performance improvement)
> 24527 (iommu: Move IOMMU faults handling into softirq for AMD-Vi)
24542, 24543, 24570, 24571 (xenoprof fixes)
> 24701 (Fix error recovery path in __gnttab_map_grant_ref)
24709 (libxc: replace malloc with alloca on hot path)
24832 (libxc: remove tests of alloca() return value)
24870* (IOAPIC: prevent directed EOI support trashing io_ack mode)
> 24883 (x86/mm: Don't check for invalid bits in non-present PTEs)
> 24950 (Grant table: fix a bug when grant copying a previous grant mapped page)
>
> For 4.0 (already in 4.1)
> 24168 (x86/vioapic: clear remote IRR when switching RTE to edge triggered 
> mode)
> 24193 (Trivial fix for rc val in hap track dirty vram)
> 24344+24345 (tools/x86_64: Fix cpuid() inline asm to not clobber stack's red 
> zone)
> 24358 (KEXEC: fix kexec_get_range_compat to fail vocally)
> 24690 (x86: avoid deadlock after a PCI SERR NMI)
> 24742 (gnttab: miscellaneous fixes)
>
> Especially some of the 4.0 ones may be non-trivial backports - already
> backported version can be provided.
>
> Thanks, Jan
>
>
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-- 
Andrew Cooper - Dom0 Kernel Engineer, Citrix XenServer
T: +44 (0)1223 225 900, http://www.citrix.com


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