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migration: Don't return for postcopy_send_discard_bm_ram()

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postcopy_send_discard_bm_ram() always return zero. Since it can't
fail, simplify and do not return anything.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: David Edmondson <david.edmondson@oracle.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
This commit is contained in:
Philippe Mathieu-Daudé 2021-12-30 17:05:25 +01:00 • committed by Juan Quintela
parent 739fcc1b0e
commit 9e7d1223ac
1 changed files with 1 additions and 5 deletions
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6
migration/ram.c
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@ -2419,14 +2419,12 @@ void ram_postcopy_migrated_memory_release(MigrationState *ms)
/** /**
* postcopy_send_discard_bm_ram: discard a RAMBlock * postcopy_send_discard_bm_ram: discard a RAMBlock
* *
* Returns zero on success
*
* Callback from postcopy_each_ram_send_discard for each RAMBlock * Callback from postcopy_each_ram_send_discard for each RAMBlock
* *
* @ms: current migration state * @ms: current migration state
* @block: RAMBlock to discard * @block: RAMBlock to discard
*/ */
static int postcopy_send_discard_bm_ram(MigrationState *ms, RAMBlock *block) static void postcopy_send_discard_bm_ram(MigrationState *ms, RAMBlock *block)
{ {
unsigned long end = block->used_length >> TARGET_PAGE_BITS; unsigned long end = block->used_length >> TARGET_PAGE_BITS;
unsigned long current; unsigned long current;
@ -2450,8 +2448,6 @@ static int postcopy_send_discard_bm_ram(MigrationState *ms, RAMBlock *block)
postcopy_discard_send_range(ms, one, discard_length); postcopy_discard_send_range(ms, one, discard_length);
current = one + discard_length; current = one + discard_length;
} }
return 0;
} }
static void postcopy_chunk_hostpages_pass(MigrationState *ms, RAMBlock *block); static void postcopy_chunk_hostpages_pass(MigrationState *ms, RAMBlock *block);