Message ID | 20241206224755.1108686-1-peterx@redhat.com |
---|---|
Headers | show |
Series | migration/multifd: Some VFIO / postcopy preparations on flush | expand |
Peter Xu <peterx@redhat.com> writes: > CI: https://gitlab.com/peterx/qemu/-/pipelines/1577280033 > (note: it's a pipeline of two patchsets, to save CI credits and time) > > v1: https://lore.kernel.org/r/20241205185303.897010-1-peterx@redhat.com > v2: https://lore.kernel.org/r/20241206005834.1050905-1-peterx@redhat.com > > v3 changelog: > - R-bs collected > - Update commit message of patch 1 [Fabiano] > - English updates [Fabiano] > - Update comment for MULTIFD_SYNC_ALL [Fabiano] > - In multifd_send_sync_main(), assert on req type [Fabiano] > - Some more comments and cleanup for RAM_SAVE_FLAG_* movement [Fabiano] > - Update the last document patch [Fabiano] > > This series provides some changes that may be helpful for either VFIO or > postcopy integration on top of multifd. > > For VFIO, only patches 1 & 2 are relevant. > > For postcopy, it's about patches 3-7, but it needs to be based on 1+2 > because of a context dependency. > > All these patches can be seen as cleanups / slight optimizations on top of > master branch with/without the VFIO/postcopy work. > > Besides CI, qtests, and some real-world multifd tests just to monitor the > sync events happen all correct, I made sure to cover 7.2 machine type > (which uses the legacy sync) so it still works as before - basically sync > will be more frequent, but all thing keeps working smoothly so far. > > Thanks, > > Peter Xu (7): > migration/multifd: Further remove the SYNC on complete > migration/multifd: Allow to sync with sender threads only > migration/ram: Move RAM_SAVE_FLAG* into ram.h > migration/multifd: Unify RAM_SAVE_FLAG_MULTIFD_FLUSH messages > migration/multifd: Remove sync processing on postcopy > migration/multifd: Cleanup src flushes on condition check > migration/multifd: Document the reason to sync for save_setup() > > migration/multifd.h | 27 ++++++++++-- > migration/ram.h | 28 ++++++++++++ > migration/rdma.h | 7 --- > migration/multifd-nocomp.c | 74 ++++++++++++++++++++++++++++++- > migration/multifd.c | 17 +++++--- > migration/ram.c | 89 +++++++++++++++++--------------------- > 6 files changed, 173 insertions(+), 69 deletions(-) Queued, thanks!