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xen-devel
[Xen-devel] Re: 2.6.39 merge window (git pulls and what is planned to go
On 03/10/2011 11:29 AM, Konrad Rzeszutek Wilk wrote:
> Probably over the weekend Linus is going to open the merge window.
>
> This merge window is much more complicated than the previous
> one b/c we got a lot of good stuff.
>
> For my sanity and book-keeping I was thinking to email Linus
> five git pull requests:
>
> for-2.6.39/e820
> [stable/p2m-identity-v4.9.1, stable/e820]
> for-2.6.39/irq
> [tip/for-xen, stable/irq.rework, stable/pcifront-fixes,
> stable/irq.cleanup]
> for-2.6.39/cleanup
> [stable/ia64, stable/blkfront-cleanup, stable/cleanup]
> for-2.6.39/drivers
> [stable/gntalloc.v6, stable/backends]
>
> .. and then during the next week of the two weeks merge window:
> for-2.6.39/irq.phase.two
> [stable/irq.fairness, stable/irq.ween_of_nr_irqs]
>
Good stuff. And I guess it should all be about done by the time of the
hackathingy?
J
> In this order or so.
>
> In other trees by other maintainers we have:
>
> git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6.git has
> stable/ttm.pci-api.v4 [Makes radeon,nouveau work under Xen]
>
> git://git.kernel.org/pub/scm/linux/kernel/git/wim/linux-2.6-watchdog.git has
> xen watchdog [Xen watchdog is watching you..]
>
> git://xenbits.xen.org/people/sstabellini/linux-pvhvm.git has
> xen suspend cleanups
> PVonHVM improvements - makes spinlocks be PV aware, balloon in HVM
>
>
> The things that are not on this list are:
>
> devel/balloon [Daniel Kipers' cleanup of balloon code]
> devel/balloon.v2 [above, plus Daniel De Graaf's cleanup of balloon and using
> them in gntalloc]
> devel/gntalloc.v7 [cleanup in gntalloc]
> devel/fb_kb_front_use_page_gref [Daniel De Graaf's modifications]
>
> Which we could squeeze in the end of the merge window if we
> are comfortable with the patches.
>
> The things that are not going in 2.6.39 are:
>
> devel/xen-pciback-0.4.driver [xen-pciback]
> devel/xen-blkback-v1 [xen-blkback]
> git://xenbits.xen.org/people/ianc/linux-2.6 upstream/dom0/backend/netback
> [xen-netback - well, it could if the network maintainers are comfortable
> with the driver, but I think it is still going through the review]
>
> The diffstat of those "for-2.6.39/*" is:
>
> arch/ia64/include/asm/xen/hypercall.h | 2 +-
> arch/x86/include/asm/xen/page.h | 47 ++-
> arch/x86/include/asm/xen/pci.h | 8 +-
> arch/x86/pci/xen.c | 192 +++++----
> arch/x86/xen/Kconfig | 8 +
> arch/x86/xen/enlighten.c | 2 +-
> arch/x86/xen/mmu.c | 72 +++-
> arch/x86/xen/p2m.c | 330 ++++++++++++++-
> arch/x86/xen/setup.c | 68 +++-
> arch/x86/xen/time.c | 4 +-
> drivers/block/xen-blkfront.c | 8 +-
> drivers/pci/xen-pcifront.c | 31 +-
> drivers/xen/Kconfig | 10 +
> drivers/xen/Makefile | 2 +
> drivers/xen/balloon.c | 2 +-
> drivers/xen/events.c | 775
> +++++++++++++++++----------------
> drivers/xen/gntalloc.c | 545 +++++++++++++++++++++++
> drivers/xen/gntdev.c | 386 +++++++++++------
> drivers/xen/grant-table.c | 10 +
> include/linux/interrupt.h | 3 +-
> include/xen/events.h | 38 +-
> include/xen/gntalloc.h | 82 ++++
> include/xen/gntdev.h | 31 ++
> include/xen/interface/io/blkif.h | 16 +-
> kernel/irq/manage.c | 11 +-
> kernel/irq/pm.c | 3 -
> 26 files changed, 2024 insertions(+), 662 deletions(-)
>
> And shortlog:
>
> Daniel De Graaf (14):
> xen-gntdev: Change page limit to be global instead of per-open
> xen-gntdev: Use find_vma rather than iterating our vma list manually
> xen-gntdev: Add reference counting to maps
> xen-gntdev: Support mapping in HVM domains
> xen-gntalloc: Userspace grant allocation driver
> xen/gntalloc,gntdev: Add unmap notify ioctl
> xen-gntdev: Fix memory leak when mmap fails
> xen-gntdev: Fix unmap notify on PV domains
> xen-gntdev: Use map->vma for checking map validity
> xen-gntdev: Avoid unmapping ranges twice
> xen-gntdev: Avoid double-mapping memory
> xen-gntdev: prevent using UNMAP_NOTIFY_CLEAR_BYTE on read-only mappings
> xen-gntdev: Fix incorrect use of zero handle
> xen-gntdev: Add cast to pointer
>
> Ian Campbell (48):
> xen: handled remapped IRQs when enabling a pcifront PCI device.
> xen:events: move find_unbound_irq inside CONFIG_PCI_MSI
> xen: events: add xen_allocate_irq_{dynamic, gsi} and xen_free_irq
> xen: events: allocate GSIs and dynamic IRQs from separate IRQ ranges.
> xen: events: do not free legacy IRQs
> xen: Fix compile error introduced by "switch to new irq_chip functions"
> xen/timer: Missing IRQF_NO_SUSPEND in timer code broke suspend.
> xen: events: mark cpu_evtchn_mask_p as __refdata
> xen p2m: annotate variable which appears unused
> xen: annotate functions which only call into __init at start of day
> xen: pci: only define xen_initdom_setup_msi_irqs if CONFIG_XEN_DOM0
> xen: events: do not leak IRQ from xen_allocate_pirq_msi when no pirq
> available.
> xen: events: drop XEN_ALLOC_IRQ flag to xen_allocate_pirq_msi
> xen: events: return irq from xen_allocate_pirq_msi
> xen: pci: collapse apic_register_gsi_xen_hvm and xen_hvm_register_pirq
> xen: events: assume PHYSDEVOP_get_free_pirq exists
> xen: events: separate MSI PIRQ allocation from PIRQ binding to IRQ
> xen: events: refactor xen_create_msi_irq slightly
> xen: events: update pirq_to_irq in xen_create_msi_irq
> xen: events: push set_irq_msi down into xen_create_msi_irq
> xen: events: use xen_bind_pirq_msi_to_irq from xen_create_msi_irq
> xen: events: remove dom0 specific xen_create_msi_irq
> xen/irq: implement bind_interdomain_evtchn_to_irqhandler for backend
> drivers
> xen: ia64 build broken due to "xen: switch to new schedop hypercall by
> default."
> xen: handled remapped IRQs when enabling a pcifront PCI device.
> xen:events: move find_unbound_irq inside CONFIG_PCI_MSI
> xen: events: add xen_allocate_irq_{dynamic, gsi} and xen_free_irq
> xen: events: allocate GSIs and dynamic IRQs from separate IRQ ranges.
> xen: events: do not free legacy IRQs
> xen: Fix compile error introduced by "switch to new irq_chip functions"
> xen/timer: Missing IRQF_NO_SUSPEND in timer code broke suspend.
> xen/p2m/m2p/gnttab: do not add failed grant maps to m2p override
> xen: gntdev: fix build warning
> xen: events: Make last processed event channel a per-cpu variable.
> xen: events: separate two unrelated halves of if condition
> xen: events: simplify comment
> xen: events: fix xen_map_pirq_gsi error return
> xen: events: remove unused public functions
> xen: events: rename restore_cpu_pirqs -> restore_pirqs
> xen: events: refactor GSI pirq bindings functions
> xen: events: use per-cpu variable for cpu_evtchn_mask
> xen: events: turn irq_info constructors into initialiser functions
> xen: events: push setup of irq<->{evtchn,ipi,virq,pirq} maps into
> irq_info init functions
> xen: events: maintain a list of Xen interrupts
> xen: events: dynamically allocate irq info structures
> xen: events: remove use of nr_irqs as upper bound on number of pirqs
> xen: events: do not workaround too-small nr_irqs
> xen: events: propagate irq allocation failure instead of panicking
>
> Keir Fraser (3):
> xen: events: Clean up round-robin evtchn scan.
> xen: events: Make round-robin scan fairer by snapshotting each l2 word
> once only
> xen: events: Remove redundant clear of l2i at end of round-robin loop
>
> Konrad Rzeszutek Wilk (16):
> xen/irq: Don't fall over when nr_irqs_gsi > nr_irqs.
> xen/irq: Cleanup up the pirq_to_irq for DomU PV PCI passthrough guests
> as well.
> xen-pcifront: Sanity check the MSI/MSI-X values
> pci/xen: Use xen_allocate_pirq_msi instead of xen_allocate_pirq
> pci/xen: Cleanup: convert int** to int[]
> pci/xen: When free-ing MSI-X/MSI irq->desc also use generic code.
> xen: Mark all initial reserved pages for the balloon as
> INVALID_P2M_ENTRY.
> xen/mmu: Add the notion of identity (2-1) mapping.
> xen/mmu: Set _PAGE_IOMAP if PFN is an identity PFN.
> xen/mmu: WARN_ON when racing to swap middle leaf.
> xen/setup: Set identity mapping for non-RAM E820 and E820 gaps.
> xen/debugfs: Add 'p2m' file for printing out the P2M layout.
> xen/debug: WARN_ON when identity PFN has no _PAGE_IOMAP flag set.
> xen/m2p: No need to catch exceptions when we know that there is no RAM
> xen/irq: Cleanup up the pirq_to_irq for DomU PV PCI passthrough guests
> as well.
> xen/e820: Don't mark balloon memory as E820_UNUSABLE when running as
> guest.
>
> Owen Smith (1):
> xen: Union the blkif_request request specific fields
>
> Scott Rixner (1):
> xen: events: Process event channels notifications in round-robin order.
>
> Stefano Stabellini (2):
> xen: change xen/[gntdev/gntalloc] to default m
> xen/m2p: Check whether the MFN has IDENTITY_FRAME bit set..
>
> Tejun Heo (1):
> xen-pcifront: don't use flush_scheduled_work()
>
> Thomas Gleixner (7):
> genirq: Add IRQF_FORCE_RESUME
> xen: Remove stale irq_chip.end
> xen: Switch to new irq_chip functions
> xen: Use IRQF_FORCE_RESUME
> xen: Remove stale irq_chip.end
> xen: Switch to new irq_chip functions
> xen: Use IRQF_FORCE_RESUME
>
> Zhang, Fengzhe (1):
> xen/setup: Inhibit resource API from using System RAM E820 gaps as PCI
> mem gaps.
>
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