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[PULL 27/38] migration: Don't return for postcopy_chunk_hostpages()
From: |
Juan Quintela |
Subject: |
[PULL 27/38] migration: Don't return for postcopy_chunk_hostpages() |
Date: |
Thu, 27 Jan 2022 16:05:37 +0100 |
From: Peter Xu <peterx@redhat.com>
It always return zero, because it just can't go wrong so far. Simplify the
code with no functional change.
Signed-off-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
---
migration/ram.c | 11 ++---------
1 file changed, 2 insertions(+), 9 deletions(-)
diff --git a/migration/ram.c b/migration/ram.c
index 9a06ea6dd4..c60cf5ad83 100644
--- a/migration/ram.c
+++ b/migration/ram.c
@@ -2566,12 +2566,10 @@ static void
postcopy_chunk_hostpages_pass(MigrationState *ms, RAMBlock *block)
* dirty host-page size chunks as all dirty. In this case the host-page
* is the host-page for the particular RAMBlock, i.e. it might be a huge page
*
- * Returns zero on success
- *
* @ms: current migration state
* @block: block we want to work with
*/
-static int postcopy_chunk_hostpages(MigrationState *ms, RAMBlock *block)
+static void postcopy_chunk_hostpages(MigrationState *ms, RAMBlock *block)
{
postcopy_discard_send_init(ms, block->idstr);
@@ -2581,7 +2579,6 @@ static int postcopy_chunk_hostpages(MigrationState *ms,
RAMBlock *block)
postcopy_chunk_hostpages_pass(ms, block);
postcopy_discard_send_finish(ms);
- return 0;
}
/**
@@ -2603,7 +2600,6 @@ int ram_postcopy_send_discard_bitmap(MigrationState *ms)
{
RAMState *rs = ram_state;
RAMBlock *block;
- int ret;
RCU_READ_LOCK_GUARD();
@@ -2617,10 +2613,7 @@ int ram_postcopy_send_discard_bitmap(MigrationState *ms)
RAMBLOCK_FOREACH_NOT_IGNORED(block) {
/* Deal with TPS != HPS and huge pages */
- ret = postcopy_chunk_hostpages(ms, block);
- if (ret) {
- return ret;
- }
+ postcopy_chunk_hostpages(ms, block);
}
trace_ram_postcopy_send_discard_bitmap();
--
2.34.1
- [PULL 18/38] Remove unnecessary minimum_version_id_old fields, (continued)
- [PULL 18/38] Remove unnecessary minimum_version_id_old fields, Juan Quintela, 2022/01/27
- [PULL 19/38] migration/migration.c: Add missed default error handler for migration state, Juan Quintela, 2022/01/27
- [PULL 20/38] migration/migration.c: Avoid COLO boot in postcopy migration, Juan Quintela, 2022/01/27
- [PULL 21/38] migration/migration.c: Remove the MIGRATION_STATUS_ACTIVE when migration finished, Juan Quintela, 2022/01/27
- [PULL 22/38] migration: Report the error returned when save_live_iterate fails, Juan Quintela, 2022/01/27
- [PULL 23/38] migration: Add canary to VMSTATE_END_OF_LIST, Juan Quintela, 2022/01/27
- [PULL 25/38] migration/ram: clean up unused comment., Juan Quintela, 2022/01/27
- [PULL 24/38] migration: Perform vmsd structure check during tests, Juan Quintela, 2022/01/27
- [PULL 26/38] migration: Drop dead code of ram_debug_dump_bitmap(), Juan Quintela, 2022/01/27
- [PULL 28/38] migration: Drop postcopy_chunk_hostpages(), Juan Quintela, 2022/01/27
- [PULL 27/38] migration: Don't return for postcopy_chunk_hostpages(),
Juan Quintela <=
- [PULL 29/38] migration: Do chunk page in postcopy_each_ram_send_discard(), Juan Quintela, 2022/01/27
- [PULL 30/38] migration: Drop return code for disgard ram process, Juan Quintela, 2022/01/27
- [PULL 31/38] migration: Don't return for postcopy_send_discard_bm_ram(), Juan Quintela, 2022/01/27
- [PULL 32/38] migration: Introduce ram_transferred_add(), Juan Quintela, 2022/01/27
- [PULL 33/38] migration: Tally pre-copy, downtime and post-copy bytes independently, Juan Quintela, 2022/01/27
- [PULL 34/38] migration: No off-by-one for pss->page update in host page size, Juan Quintela, 2022/01/27
- [PULL 35/38] migration: Enable UFFD_FEATURE_THREAD_ID even without blocktime feat, Juan Quintela, 2022/01/27
- [PULL 36/38] migration: Add postcopy_has_request(), Juan Quintela, 2022/01/27
- [PULL 37/38] migration: Simplify unqueue_page(), Juan Quintela, 2022/01/27
- [PULL 38/38] migration: Move temp page setup and cleanup into separate functions, Juan Quintela, 2022/01/27