[v1] migration: Fixes to the 'background-snapshot' code

[PATCH for-6.0 v1 0/4] migration: Fixes to the 'background-snapshot' code

Posted by Andrey Gruzdev 3 years ago

Changes v0->v1:
 * Fixes to coding style and commit messages
 * Renamed 'bs' to 'block' in migration/ram.c background snapshot code

This patch series contains:
 * Fix to the issue with occasionally truncated non-iterable device state
 * Solution to compatibility issues with virtio-balloon device
 * Fix to the issue when discarded or never populated pages miss UFFD
   write protection and get into migration stream in dirty state
 * Renaming of 'bs' to commonly used 'block' in migration/ram.c background
   snapshot code

Andrey Gruzdev (4):
  migration: Fix missing qemu_fflush() on buffer file in
    bg_migration_thread
  migration: Inhibit virtio-balloon for the duration of background
    snapshot
  migration: Pre-fault memory before starting background snasphot
  migration: Rename 'bs' to 'block' in background snapshot code

 hw/virtio/virtio-balloon.c |   8 ++-
 include/migration/misc.h   |   2 +
 migration/migration.c      |  22 ++++++-
 migration/ram.c            | 119 ++++++++++++++++++++++++++-----------
 migration/ram.h            |   1 +
 5 files changed, 115 insertions(+), 37 deletions(-)

-- 
2.27.0

Re: [PATCH for-6.0 v1 0/4] migration: Fixes to the 'background-snapshot' code

Posted by Dr. David Alan Gilbert 3 years ago

* Andrey Gruzdev (andrey.gruzdev@virtuozzo.com) wrote:
> Changes v0->v1:
>  * Fixes to coding style and commit messages
>  * Renamed 'bs' to 'block' in migration/ram.c background snapshot code
> 
> This patch series contains:
>  * Fix to the issue with occasionally truncated non-iterable device state
>  * Solution to compatibility issues with virtio-balloon device
>  * Fix to the issue when discarded or never populated pages miss UFFD
>    write protection and get into migration stream in dirty state
>  * Renaming of 'bs' to commonly used 'block' in migration/ram.c background
>    snapshot code
> 
> Andrey Gruzdev (4):
>   migration: Fix missing qemu_fflush() on buffer file in
>     bg_migration_thread
>   migration: Inhibit virtio-balloon for the duration of background
>     snapshot
>   migration: Pre-fault memory before starting background snasphot
>   migration: Rename 'bs' to 'block' in background snapshot code
> 
>  hw/virtio/virtio-balloon.c |   8 ++-
>  include/migration/misc.h   |   2 +
>  migration/migration.c      |  22 ++++++-
>  migration/ram.c            | 119 ++++++++++++++++++++++++++-----------
>  migration/ram.h            |   1 +
>  5 files changed, 115 insertions(+), 37 deletions(-)

Queued

> -- 
> 2.27.0
> 
> 
-- 
Dr. David Alan Gilbert / dgilbert@redhat.com / Manchester, UK

Re: [PATCH for-6.0 v1 0/4] migration: Fixes to the 'background-snapshot' code

Posted by Andrey Gruzdev 3 years ago

On 06.04.2021 19:53, Dr. David Alan Gilbert wrote:
> * Andrey Gruzdev (andrey.gruzdev@virtuozzo.com) wrote:
>> Changes v0->v1:
>>   * Fixes to coding style and commit messages
>>   * Renamed 'bs' to 'block' in migration/ram.c background snapshot code
>>
>> This patch series contains:
>>   * Fix to the issue with occasionally truncated non-iterable device state
>>   * Solution to compatibility issues with virtio-balloon device
>>   * Fix to the issue when discarded or never populated pages miss UFFD
>>     write protection and get into migration stream in dirty state
>>   * Renaming of 'bs' to commonly used 'block' in migration/ram.c background
>>     snapshot code
>>
>> Andrey Gruzdev (4):
>>    migration: Fix missing qemu_fflush() on buffer file in
>>      bg_migration_thread
>>    migration: Inhibit virtio-balloon for the duration of background
>>      snapshot
>>    migration: Pre-fault memory before starting background snasphot
>>    migration: Rename 'bs' to 'block' in background snapshot code
>>
>>   hw/virtio/virtio-balloon.c |   8 ++-
>>   include/migration/misc.h   |   2 +
>>   migration/migration.c      |  22 ++++++-
>>   migration/ram.c            | 119 ++++++++++++++++++++++++++-----------
>>   migration/ram.h            |   1 +
>>   5 files changed, 115 insertions(+), 37 deletions(-)
> Queued

Thanks!

>> -- 
>> 2.27.0
>>
>>


-- 
Andrey Gruzdev, Principal Engineer
Virtuozzo GmbH  +7-903-247-6397
                 virtuzzo.com