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Re: [Qemu-devel] [PATCH 00/11] pc: kvm: memory hotplug fixes
From: |
Michael S. Tsirkin |
Subject: |
Re: [Qemu-devel] [PATCH 00/11] pc: kvm: memory hotplug fixes |
Date: |
Sun, 2 Nov 2014 12:36:46 +0200 |
On Fri, Oct 31, 2014 at 04:38:31PM +0000, Igor Mammedov wrote:
> Series
> * fixes [1/11] QEMU crash when non aligned DIMM is used in KVM mode.
> * adds extra checks/enforcement to avoid non aligned DIMM address/sizes
> and prevents guest failures when it tries to deal with such DIMMs
> * prevents QEMU from starting with not baked by KVM amount of
> memory slots
> * fixes hotplug-memory region fragmentation, enabled for 2.2 and newer
> * enforces backend alignment on DIMMs address/size for optimal
> performance, enabled for 2.2 and newer
OK bugfixes so we can merge this after freeze date.
Paolo, could you please ack kvm changes?
>
> Igor Mammedov (11):
> pc: kvm: check if KVM has free memory slots to avoid abort()
> kvm: provide API to query amount of memory slots supported by KVM
> pc: check if KVM has enough memory slots for DIMM devices
> pc: make pc_dimm_plug() more readble
> pc: limit DIMM address and size to page aligned values
> memory: expose alignment used for allocating RAM as MemoryRegion API
> pc: add pc_init_pci_2_1() and pc_compat_2_1()
> pc: align DIMM's address/size by backend's alignment value
> pc: pc-dimm: use backend alignment during address auto allocation
> pc: explicitly check maxmem limit when adding DIMM
> pc: count in 1Gb hugepage alignment when sizing hotplug-memory
> container
>
> exec.c | 9 +++--
> hw/i386/pc.c | 98
> ++++++++++++++++++++++++++++++++++++++++++++++--
> hw/i386/pc_piix.c | 16 +++++++-
> hw/i386/pc_q35.c | 16 +++++++-
> hw/mem/pc-dimm.c | 19 +++++++++-
> include/exec/exec-all.h | 2 +-
> include/exec/memory.h | 2 +
> include/hw/i386/pc.h | 4 ++
> include/hw/mem/pc-dimm.h | 2 +-
> include/qemu/osdep.h | 3 +-
> include/sysemu/kvm.h | 2 +
> kvm-all.c | 32 +++++++++++++++-
> kvm-stub.c | 10 +++++
> memory.c | 5 +++
> target-s390x/kvm.c | 2 +-
> util/oslib-posix.c | 5 ++-
> util/oslib-win32.c | 2 +-
> 17 files changed, 212 insertions(+), 17 deletions(-)
>
> --
> 1.8.3.1
- Re: [Qemu-devel] [PATCH 00/11] pc: kvm: memory hotplug fixes,
Michael S. Tsirkin <=