OpenE2K/qemu-e2k
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qemu-e2k/migration
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Li Zhijian 911965ace9 migration/rdma: advise prefetch write for ODP region 
The responder mr registering with ODP will sent RNR NAK back to
the requester in the face of the page fault.
---------
ibv_poll_cq wc.status=13 RNR retry counter exceeded!
ibv_poll_cq wrid=WRITE RDMA!
---------
ibv_advise_mr(3) helps to make pages present before the actual IO is
conducted so that the responder does page fault as little as possible.

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>
2021-10-19 08:39:04 +02:00
..
block-dirty-bitmap.c migration: block-dirty-bitmap: add missing qemu_mutex_lock_iothread 2021-10-05 13:10:29 +02:00
block.c migration: using trace_ to replace DPRINTF 2020-10-26 16:15:04 +00:00
block.h
channel.c migration: Introduce migration_ioc_[un]register_yank() 2021-07-26 12:44:54 +01:00
channel.h
colo-failover.c
colo.c Remove migrate_set_block_enabled in checkpoint 2021-06-11 10:30:13 +08:00
dirtyrate.c hmp: Add "calc_dirty_rate" and "info dirty_rate" cmds 2021-06-08 20:18:26 +01:00
dirtyrate.h migration/dirtyrate: make sample page count configurable 2021-06-08 20:18:25 +01:00
exec.c
exec.h
fd.c
fd.h
global_state.c
meson.build migration: Move populate_vfio_info() into a separate file 2021-05-14 12:31:51 +02:00
migration.c migration: allow enabling mutilfd for specific protocol only 2021-10-19 08:39:04 +02:00
migration.h migration: Make from_dst_file accesses thread-safe 2021-07-26 12:44:46 +01:00
multifd-zlib.c
multifd-zstd.c
multifd.c migration: allow enabling mutilfd for specific protocol only 2021-10-19 08:39:04 +02:00
multifd.h migration: allow multifd for socket protocol only 2021-10-19 08:39:04 +02:00
page_cache.c migration: Fix cache_init()'s "Failed to allocate" error messages 2021-02-08 11:19:51 +00:00
page_cache.h migration: Clean up signed vs. unsigned XBZRLE cache-size 2021-02-08 11:19:51 +00:00
postcopy-ram.c migration/ram: Handle RAM block resizes during postcopy 2021-05-13 18:21:14 +01:00
postcopy-ram.h
qemu-file-channel.c migration: Move the yank unregister of channel_close out 2021-07-26 12:45:03 +01:00
qemu-file-channel.h
qemu-file.c migration: Teach QEMUFile to be QIOChannel-aware 2021-07-26 12:44:59 +01:00
qemu-file.h migration: Teach QEMUFile to be QIOChannel-aware 2021-07-26 12:44:59 +01:00
ram.c migration/ram: Don't passs RAMState to migration_clear_memory_region_dirty_bitmap_*() 2021-10-19 08:39:04 +02:00
ram.h migration: Pre-fault memory before starting background snasphot 2021-04-07 18:37:28 +01:00
rdma.c migration/rdma: advise prefetch write for ODP region 2021-10-19 08:39:04 +02:00
rdma.h
savevm.c migration: Move the yank unregister of channel_close out 2021-07-26 12:45:03 +01:00
savevm.h migration: Add blocker information 2021-02-08 11:19:51 +00:00
socket.c migration/socket: Close the listener at the end 2021-06-08 19:36:19 +01:00
socket.h
target.c migration: Move populate_vfio_info() into a separate file 2021-05-14 12:31:51 +02:00
tls.c migration/tls: Use qcrypto_tls_creds_check_endpoint() 2021-06-29 18:30:20 +01:00
tls.h migration: Fix Lesser GPL version number 2020-11-15 16:43:28 +01:00
trace-events migration/rdma: advise prefetch write for ODP region 2021-10-19 08:39:04 +02:00
trace.h
vmstate-types.c migration: Replace migration's JSON writer by the general one 2020-12-19 10:39:16 +01:00
vmstate.c migration: Replace migration's JSON writer by the general one 2020-12-19 10:39:16 +01:00
xbzrle.c
xbzrle.h
yank_functions.c migration: Move the yank unregister of channel_close out 2021-07-26 12:45:03 +01:00
yank_functions.h migration: Move the yank unregister of channel_close out 2021-07-26 12:45:03 +01:00