Re: [GIT PULL] paravirt_ops and xen updates for 2.6.24

Jeremy Fitzhardinge
2007-10-17T17:55:47Z

Jeremy Fitzhardinge wrote:
> Hi Linus,
>

Ping?

> Please pull:
>
> ssh://master.kernel.org/pub/scm/linux/kernel/git/jeremy/xen.git xen-upstream
>
> This contains updates for arch/x86 paravirt_ops and Xen.
>
> A quick overview of the patchset:
>
> paravirt_ops:
> Remove the monolithic paravirt_ops structure, and replace it with
> smaller structures of related functions. Also, clean up the handling
> of lazy mode to make it easier to implement.
>
> x86/mm/init.c: remove a chunk of dead code
>
> Xen:
> - remove duplicate includes
> - yield if the target vcpu of an IPI is not currently running
> - add post-batch callbacks for multicalls [*]
> - deal with unpinning pagetables when another vcpu still
> has a cr3 reference [*]
> - deal with split ptelocks by pinning each pte page
> separately under lock
> - determine the kernel/hypervisor address split dynamically
> - use the right arg structure for register_vcpu_info [*]
> - add extra debugging output for failed multicalls
>
> XFS:
> - eagerly unmap vmapped areas to avoid confict with Xen [*]
>
> [*] bugfix needed for 2.6.23. I've also cc:d them to stable@kernel.org
>
> Diffstat:
> arch/x86/kernel/alternative.c | 4
> arch/x86/kernel/asm-offsets_32.c | 14
> arch/x86/kernel/entry_32.S | 2
> arch/x86/kernel/paravirt_32.c | 234 ++++++++-----
> arch/x86/kernel/vmi_32.c | 211 ++++++------
> arch/x86/mm/init_32.c | 22 -
> arch/x86/xen/enlighten.c | 295 +++++++++-------
> arch/x86/xen/mmu.c | 149 ++++++--
> arch/x86/xen/multicalls.c | 52 ++
> arch/x86/xen/multicalls.h | 5
> arch/x86/xen/smp.c | 14
> arch/x86/xen/time.c | 6
> arch/x86/xen/xen-ops.h | 10
> drivers/char/hvc_lguest.c | 2
> drivers/lguest/core.c | 6
> drivers/lguest/lguest.c | 154 ++++----
> drivers/lguest/lguest_bus.c | 2
> fs/xfs/linux-2.6/xfs_buf.c | 13
> include/asm-x86/paravirt.h | 507 ++++++++++++++++-------------
> include/asm-x86/pgtable-3level-defs.h | 2
> include/xen/interface/vcpu.h | 5
> mm/Kconfig | 1
> 22 files changed, 1027 insertions(+), 683 deletions(-)
>
> Thanks,
> J
>
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