18.09.2023 20:28, Fabiano Rosas wrote:
This series contains fixes for the two currently know failures that
show up in migration tests plus a set of fixes for some theoretical
race conditions around QEMUFile handling.
Patch 1 addresses the issue found in the postcopy/preempt/plain test:
https://gitlab.com/qemu-project/qemu/-/issues/1886
Patch 7 fixes a rare crash during the postocpy/preempt/recovery/plain test:
Thread 7 "return path" received signal SIGSEGV, Segmentation fault.
0x00005555560e4893 in qemu_file_get_error_obj (f=0x0, errp=0x0) at
../migration/qemu-file.c:154
154 return f->last_error;
CI run: https://gitlab.com/farosas/qemu/-/pipelines/1008652837
Fabiano Rosas (7):
migration: Fix possible race when setting rp_state.error
migration: Fix possible races when shutting down the return path
migration: Fix possible race when shutting down to_dst_file
migration: Remove redundant cleanup of postcopy_qemufile_src
migration: Consolidate return path closing code
migration: Replace the return path retry logic
migration: Move return path cleanup to main migration thread
Peter Xu (1):
migration: Fix race that dest preempt thread close too early
migration/migration.c | 145 +++++++++++++++------------------------
migration/migration.h | 14 +++-
migration/postcopy-ram.c | 38 +++++++++-
3 files changed, 106 insertions(+), 91 deletions(-)
What can be done for -stable?
At least the whole thing applies cleanly to 8.1.
Thanks,
/mjt
