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[Qemu-devel] [PATCH 05/17] migration: Add multifd capability
From: |
Juan Quintela |
Subject: |
[Qemu-devel] [PATCH 05/17] migration: Add multifd capability |
Date: |
Mon, 23 Jan 2017 22:32:09 +0100 |
Signed-off-by: Juan Quintela <address@hidden>
Reviewed-by: Dr. David Alan Gilbert <address@hidden>
---
include/migration/migration.h | 1 +
migration/migration.c | 9 +++++++++
qapi-schema.json | 5 +++--
3 files changed, 13 insertions(+), 2 deletions(-)
diff --git a/include/migration/migration.h b/include/migration/migration.h
index a184509..19245d6 100644
--- a/include/migration/migration.h
+++ b/include/migration/migration.h
@@ -297,6 +297,7 @@ bool migrate_postcopy_ram(void);
bool migrate_zero_blocks(void);
bool migrate_auto_converge(void);
+bool migrate_use_multifd(void);
int xbzrle_encode_buffer(uint8_t *old_buf, uint8_t *new_buf, int slen,
uint8_t *dst, int dlen);
diff --git a/migration/migration.c b/migration/migration.c
index 77d7b84..1669e41 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -1319,6 +1319,15 @@ bool migrate_use_events(void)
return s->enabled_capabilities[MIGRATION_CAPABILITY_EVENTS];
}
+bool migrate_use_multifd(void)
+{
+ MigrationState *s;
+
+ s = migrate_get_current();
+
+ return s->enabled_capabilities[MIGRATION_CAPABILITY_X_MULTIFD];
+}
+
int migrate_use_xbzrle(void)
{
MigrationState *s;
diff --git a/qapi-schema.json b/qapi-schema.json
index ddc8783..d34632e 100644
--- a/qapi-schema.json
+++ b/qapi-schema.json
@@ -865,12 +865,13 @@
# side, this process is called COarse-Grain LOck Stepping (COLO) for
# Non-stop Service. (since 2.8)
#
+# @x-multifd: Use more than one fd for migration (since 2.9)
+#
# Since: 1.2
##
{ 'enum': 'MigrationCapability',
'data': ['xbzrle', 'rdma-pin-all', 'auto-converge', 'zero-blocks',
- 'compress', 'events', 'postcopy-ram', 'x-colo'] }
-
+ 'compress', 'events', 'postcopy-ram', 'x-colo', 'x-multifd'] }
##
# @MigrationCapabilityStatus:
#
--
2.9.3
- [Qemu-devel] [PATCH 00/17] multifd v3, Juan Quintela, 2017/01/23
- [Qemu-devel] [PATCH 01/17] migration: transform remained DPRINTF into trace_, Juan Quintela, 2017/01/23
- [Qemu-devel] [PATCH 02/17] migration: create Migration Incoming State at init time, Juan Quintela, 2017/01/23
- [Qemu-devel] [PATCH 03/17] migration: Test for disabled features on reception, Juan Quintela, 2017/01/23
- [Qemu-devel] [PATCH 04/17] migration: Don't create decompression threads if not enabled, Juan Quintela, 2017/01/23
- [Qemu-devel] [PATCH 05/17] migration: Add multifd capability,
Juan Quintela <=
- [Qemu-devel] [PATCH 06/17] migration: Create x-multifd-threads parameter, Juan Quintela, 2017/01/23
- [Qemu-devel] [PATCH 07/17] migration: Create x-multifd-group parameter, Juan Quintela, 2017/01/23
- [Qemu-devel] [PATCH 08/17] migration: create multifd migration threads, Juan Quintela, 2017/01/23
- [Qemu-devel] [PATCH 09/17] migration: Start of multiple fd work, Juan Quintela, 2017/01/23
- [Qemu-devel] [PATCH 10/17] migration: create ram_multifd_page, Juan Quintela, 2017/01/23
- [Qemu-devel] [PATCH 11/17] migration: Create thread infrastructure for multifd send side, Juan Quintela, 2017/01/23