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Searched refs:migration (Results 1 – 25 of 68) sorted by relevance

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/linux/drivers/gpu/drm/xe/
H A Dxe_sriov_pf_migration.c24 return &xe->sriov.pf.vfs[vfid].migration; in pf_pick_migration()
49 return IS_ENABLED(CONFIG_DRM_XE_DEBUG) || !xe->sriov.pf.migration.disabled; in xe_sriov_pf_migration_supported()
73 xe->sriov.pf.migration.disabled = true; in xe_sriov_pf_migration_disable()
84 struct xe_sriov_migration_state *migration = arg; in pf_migration_cleanup() local
86 xe_sriov_packet_free(migration->pending); in pf_migration_cleanup()
87 xe_sriov_packet_free(migration->trailer); in pf_migration_cleanup()
88 xe_sriov_packet_free(migration->descriptor); in pf_migration_cleanup()
111 struct xe_sriov_migration_state *migration = pf_pick_migration(xe, n); in xe_sriov_pf_migration_init() local
113 err = drmm_mutex_init(&xe->drm, &migration->lock); in xe_sriov_pf_migration_init()
117 init_waitqueue_head(&migration->wq); in xe_sriov_pf_migration_init()
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H A Dxe_gt_sriov_vf.c56 while (gt->sriov.vf.migration.debug.resfix_stoppers & wait) { in vf_post_migration_inject_wait()
60 gt->sriov.vf.migration.debug.resfix_stoppers, wait); in vf_post_migration_inject_wait()
845 WRITE_ONCE(gt->sriov.vf.migration.ggtt_need_fixes, false); in vf_post_migration_mark_fixups_done()
847 wake_up_all(&gt->sriov.vf.migration.wq); in vf_post_migration_mark_fixups_done()
856 spin_lock(&gt->sriov.vf.migration.lock); in vf_start_migration_recovery()
858 if (!gt->sriov.vf.migration.recovery_queued && in vf_start_migration_recovery()
859 !gt->sriov.vf.migration.recovery_teardown) { in vf_start_migration_recovery()
860 gt->sriov.vf.migration.recovery_queued = true; in vf_start_migration_recovery()
861 WRITE_ONCE(gt->sriov.vf.migration.recovery_inprogress, true); in vf_start_migration_recovery()
862 WRITE_ONCE(gt->sriov.vf.migration.ggtt_need_fixes, true); in vf_start_migration_recovery()
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H A Dxe_gt_sriov_pf_migration.c38 return &gt->sriov.pf.vfs[vfid].migration; in pf_pick_gt_migration()
603 struct xe_gt_sriov_migration_data *migration = pf_pick_gt_migration(gt, vfid); in pf_save_vf_vram_mig_data() local
604 loff_t *offset = &migration->save.vram_offset; in pf_save_vf_vram_mig_data()
801 struct xe_gt_sriov_migration_data *migration = pf_pick_gt_migration(gt, vfid); in xe_gt_sriov_pf_migration_ring_free() local
804 if (ptr_ring_empty(&migration->ring)) in xe_gt_sriov_pf_migration_ring_free()
809 while ((data = ptr_ring_consume(&migration->ring))) in xe_gt_sriov_pf_migration_ring_free()
826 struct xe_gt_sriov_migration_data *migration = pf_pick_gt_migration(gt, vfid); in xe_gt_sriov_pf_migration_save_init() local
828 migration->save.data_remaining = 0; in xe_gt_sriov_pf_migration_save_init()
829 migration->save.vram_offset = 0; in xe_gt_sriov_pf_migration_save_init()
913 struct xe_gt_sriov_migration_data *migration = pf_pick_gt_migration(gt, vfid); in xe_gt_sriov_pf_migration_restore_consume() local
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H A Dxe_sriov_packet.c20 return &xe->sriov.pf.vfs[vfid].migration.lock; in pf_migration_mutex()
29 return &xe->sriov.pf.vfs[vfid].migration.pending; in pf_pick_pending()
39 return &xe->sriov.pf.vfs[vfid].migration.descriptor; in pf_pick_descriptor()
48 return &xe->sriov.pf.vfs[vfid].migration.trailer; in pf_pick_trailer()
/linux/tools/testing/selftests/mm/
H A Dmigration.c3 * The main purpose of the tests here is to exercise the migration entry code
28 FIXTURE(migration) in FIXTURE()
48 FIXTURE_SETUP(migration) in FIXTURE_SETUP()
79 FIXTURE_TEARDOWN(migration) in migrate()
85 static bool kill_children(FIXTURE_DATA(migration) * self) in migrate()
162 * Basic migration entry testing. One thread will move pages back and forth
164 * migration entry wait paths in the kernel.
166 TEST_F_TIMEOUT(migration, private_anon, 2*RUNTIME)
188 TEST_F_TIMEOUT(migration, shared_anon, 2*RUNTIME)
218 * Tests the pmd migration entr
26 FIXTURE(migration) FIXTURE() argument
35 FIXTURE_SETUP(migration) FIXTURE_SETUP() argument
60 FIXTURE_TEARDOWN(migration) FIXTURE_TEARDOWN() argument
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H A D.gitignore20 migration
H A DMakefile78 TEST_GEN_FILES += migration
261 $(OUTPUT)/migration: LDLIBS += -lnuma
H A Drun_vmtests.sh80 - migration
81 invoke move_pages(2) to exercise the migration entry code
448 CATEGORY="migration" run_test ./migration
/linux/drivers/vfio/pci/xe/
H A DKconfig9 migration uAPI allowing userspace to enable migration for
/linux/Documentation/ABI/testing/
H A Dsysfs-kernel-mm-numa11 Page migration during reclaim is intended for systems
16 Allowing page migration during reclaim enables these
18 when the fast tier is under pressure. This migration
H A Dsysfs-class-rnbd-client14 > [access_mode=<ro|rw|migration>] > map_device
27 [access_mode=<ro|rw|migration>]
82 a device to be exported in rw mode only once. The "migration"
/linux/Documentation/gpu/rfc/
H A Dgpusvm.rst11 * Rely only on core MM concepts (migration PTEs, page references, and
20 * Partial migration is supported (i.e., a subset of pages attempting to
43 exception is holding a BO's dma-resv lock during the initial migration
47 migration policy requiring GPU access to occur in GPU memory.
113 * Higher order dma mapping for migration
114 * 4k dma mapping adversely affects migration performance on Intel
117 * Driver side madvise implementation and migration policies
/linux/Documentation/arch/powerpc/
H A Dvpa-dtl.rst149 …migration/9 67 [009] 105373.359903: sched:sched_waking: comm=perf pid=134…
150 …migration/9 67 [009] 105373.359904: sched:sched_migrate_task: comm=perf pid=134…
151 …migration/9 67 [009] 105373.359907: sched:sched_stat_runtime: comm=migration/9 …
152 …migration/9 67 [009] 105373.359908: sched:sched_switch: prev_comm=migrati…
156 …13418 [010] 105373.360052: sched:sched_waking: comm=migration/10 pid=72 prio=0…
H A Ddawr-power9.rst43 migration from POWER8 to POWER9, at the cost of silently losing the
44 DAWR on the migration.
/linux/Documentation/networking/
H A Dnet_failover.rst24 datapath. It also enables hypervisor controlled live migration of a VM with
65 be brought UP during live migration to allow uninterrupted communication.
115 net_failover also enables hypervisor controlled live migration to be supported
119 Here is a sample script that shows the steps to initiate live migration from
164 # Clean up FDB entries after migration completes.
168 On the destination hypervisor, a shared bridge 'br0' is created before migration
172 The following script is executed on the destination hypervisor once migration
H A Dfailover.rst17 datapath. It also allows live migration of VMs with direct attached VFs by
/linux/tools/perf/scripts/python/bin/
H A Dsched-migration-report3 perf script $@ -s "$PERF_EXEC_PATH"/scripts/python/sched-migration.py
/linux/Documentation/virt/kvm/devices/
H A Dvm.rst291 Allows userspace to stop migration mode, needed for PGSTE migration.
292 Setting this attribute when migration mode is not active will have no
301 Allows userspace to start migration mode, needed for PGSTE migration.
302 Setting this attribute when migration mode is already active will have
306 dirty tracking is disabled on any memslot, migration mode is automatically
310 :Returns: -ENOMEM if there is not enough free memory to start migration mode;
317 Allows userspace to query the status of migration mode.
320 the data itself is either 0 if migration mode is disabled or 1
/linux/Documentation/driver-api/
H A Dvfio-pci-device-specific-driver-acceptance.rst16 state for the purposes of supporting migration.
30 extensions, for example in the case of migration data, how is the
/linux/drivers/vfio/pci/mlx5/
H A DKconfig8 This provides migration support for MLX5 devices using the VFIO
/linux/Documentation/mm/
H A Darch_pgtable_helpers.rst241 | is_migration_entry | Tests a migration (read or write) swapped entry |
243 | is_writable_migration_entry | Tests a write migration swapped entry |
245 | make_readable_migration_entry | Creates a read migration swapped entry |
247 | make_writable_migration_entry | Creates a write migration swapped entry |
/linux/scripts/kconfig/tests/transitional/
H A DKconfig2 # Test transitional symbols for config migration with all Kconfig types
10 # Basic migration tests for all types
/linux/Documentation/admin-guide/mm/
H A Duserfaultfd.rst295 the VM to another physical machine. Since we want the migration to be
304 migration. Postcopy live migration is one form of memory
309 migration to QEMU.
317 It is generally beneficial to run one pass of precopy live migration
318 just before starting postcopy live migration, in order to avoid
321 The implementation of postcopy live migration currently uses one
327 in the destination node, into the socket, and the migration thread of
337 by the parallel QEMU migration thread).
345 migration thread in the QEMU running in the destination node will
353 migration around and a single per-page bitmap has to be maintained in
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/linux/include/scsi/
H A Dviosrp.h188 struct mad_migration_cap migration; member
/linux/tools/perf/Documentation/
H A Dperf-sched.txt75 79371.874603 [0010] migration/10[59] 3.350 0.004 0.011
457 Show migration events.
488 Show pre-migration wait time. pre-migration wait time is the time spent
491 time between sched_wakeup and migrate_task is the pre-migration wait

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