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| author | Li Zhijian | 2021-09-10 09:02:54 +0200 |
|---|---|---|
| committer | Juan Quintela | 2021-10-19 08:39:04 +0200 |
| commit | e2daccb0d0375717efed80b772e9fd1e4c51ae5b (patch) | |
| tree | e3d061685262ada22fb336a752cefc9de619bb65 /migration/trace-events | |
| parent | migration: allow enabling mutilfd for specific protocol only (diff) | |
| download | qemu-e2daccb0d0375717efed80b772e9fd1e4c51ae5b.tar.gz qemu-e2daccb0d0375717efed80b772e9fd1e4c51ae5b.tar.xz qemu-e2daccb0d0375717efed80b772e9fd1e4c51ae5b.zip | |
migration/rdma: Try to register On-Demand Paging memory region
Previously, for the fsdax mem-backend-file, it will register failed with
Operation not supported. In this case, we can try to register it with
On-Demand Paging[1] like what rpma_mr_reg() does on rpma[2].
[1]: https://community.mellanox.com/s/article/understanding-on-demand-paging--odp-x
[2]: http://pmem.io/rpma/manpages/v0.9.0/rpma_mr_reg.3
CC: Marcel Apfelbaum <marcel.apfelbaum@gmail.com>
Signed-off-by: Li Zhijian <lizhijian@cn.fujitsu.com>
Reviewed-by: Marcel Apfelbaum <marcel.apfelbaum@gmail.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
Diffstat (limited to 'migration/trace-events')
| -rw-r--r-- | migration/trace-events | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/migration/trace-events b/migration/trace-events index a1c0f034ab..5f6aa580de 100644 --- a/migration/trace-events +++ b/migration/trace-events @@ -212,6 +212,7 @@ qemu_rdma_poll_write(const char *compstr, int64_t comp, int left, uint64_t block qemu_rdma_poll_other(const char *compstr, int64_t comp, int left) "other completion %s (%" PRId64 ") received left %d" qemu_rdma_post_send_control(const char *desc) "CONTROL: sending %s.." qemu_rdma_register_and_get_keys(uint64_t len, void *start) "Registering %" PRIu64 " bytes @ %p" +qemu_rdma_register_odp_mr(const char *name) "Try to register On-Demand Paging memory region: %s" qemu_rdma_registration_handle_compress(int64_t length, int index, int64_t offset) "Zapping zero chunk: %" PRId64 " bytes, index %d, offset %" PRId64 qemu_rdma_registration_handle_finished(void) "" qemu_rdma_registration_handle_ram_blocks(void) "" |