Re: [Qemu-devel] [RFC PATCH v2 00/12] mc: fault tolerante through micro-checkpointing

["Michael R. Hines" <mrhines@linux.vnet.ibm.com>]

On 02/18/2014 05:28 PM, Li Guang wrote:
> Hi, Michael
>
> this patch-set will break normal build(without --enable-mc):
>
> migration.c: In function ‘migrate_rdma_pin_all’:
> migration.c:564: error: ‘MIGRATION_CAPABILITY_X_RDMA_PIN_ALL’ 
> undeclared (first use in this function)
> migration.c:564: error: for each function it appears in.)
>
> Thanks!
> Li Guang
>

Could you use the github.com version for this RFC?

https://github.com/hinesmr/qemu/tree/mc

Just do "git remote-add" followed by "git fetch" and then "get checkout" 
in your existing QEMU git clone directory.

- Michael

> mrhines@linux.vnet.ibm.com wrote:
>> From: "Michael R. Hines"<mrhines@us.ibm.com>
>>
>> Changes since v1:
>>
>> 1. Re-based against Juan's improved migration_bitmap performance changes
>> 2. Overhauled RDMA support to prepare for better usage of RDMA in
>>     other parts of the QEMU code base (such as storage).
>> 3. Fix for netlink issues that failed to cleanup the network buffer
>>     device for development testing.
>>
>> Michael R. Hines (12):
>>    mc: add documentation for micro-checkpointing
>>    mc: timestamp migration_bitmap and KVM logdirty usage
>>    mc: introduce a 'checkpointing' status check into the VCPU states
>>    mc: support custom page loading and copying
>>    rdma: accelerated memcpy() support and better external RDMA user
>>      interfaces
>>    mc: introduce state machine changes for MC
>>    mc: introduce additional QMP statistics for micro-checkpointing
>>    mc: core logic
>>    mc: configure and makefile support
>>    mc: expose tunable parameter for checkpointing frequency
>>    mc: introduce new capabilities to control micro-checkpointing
>>    mc: activate and use MC if requested
>>
>>   Makefile.objs                 |    1 +
>>   arch_init.c                   |   72 +-
>>   configure                     |   45 +
>>   cpus.c                        |    9 +-
>>   docs/mc.txt                   |  222 ++++
>>   hmp-commands.hx               |   16 +-
>>   hmp.c                         |   23 +
>>   hmp.h                         |    1 +
>>   include/migration/migration.h |   70 +-
>>   include/migration/qemu-file.h |   55 +-
>>   migration-checkpoint.c        | 1565 +++++++++++++++++++++++++
>>   migration-rdma.c              | 2605 
>> +++++++++++++++++++++++++++--------------
>>   migration.c                   |  156 ++-
>>   qapi-schema.json              |   86 +-
>>   qemu-file.c                   |   80 +-
>>   qmp-commands.hx               |   23 +
>>   vl.c                          |    9 +
>>   17 files changed, 4097 insertions(+), 941 deletions(-)
>>   create mode 100644 docs/mc.txt
>>   create mode 100644 migration-checkpoint.c
>>
>
>