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migration/ram.c: start of migration_bitmap_sync_range is always 0 

We can eliminate to pass 0.

Signed-off-by: Wei Yang <richardw.yang@linux.intel.com>
Message-Id: <20190430034412.12935-2-richardw.yang@linux.intel.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
This commit is contained in:
Wei Yang 2019-04-30 11:44:10 +08:00 committed by Dr. David Alan Gilbert
parent 5aede7f4c7
commit bf21297923
1 changed files with 4 additions and 4 deletions
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8
migration/ram.c
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@ -1681,10 +1681,10 @@ static inline bool migration_bitmap_clear_dirty(RAMState *rs,
}
static void migration_bitmap_sync_range(RAMState *rs, RAMBlock *rb,
ram_addr_t start, ram_addr_t length)
ram_addr_t length)
{
rs->migration_dirty_pages +=
cpu_physical_memory_sync_dirty_bitmap(rb, start, length,
cpu_physical_memory_sync_dirty_bitmap(rb, 0, length,
&rs->num_dirty_pages_period);
}
@ -1773,7 +1773,7 @@ static void migration_bitmap_sync(RAMState *rs)
qemu_mutex_lock(&rs->bitmap_mutex);
rcu_read_lock();
RAMBLOCK_FOREACH_NOT_IGNORED(block) {
migration_bitmap_sync_range(rs, block, 0, block->used_length);
migration_bitmap_sync_range(rs, block, block->used_length);
}
ram_counters.remaining = ram_bytes_remaining();
rcu_read_unlock();
@ -4196,7 +4196,7 @@ static void colo_flush_ram_cache(void)
memory_global_dirty_log_sync();
rcu_read_lock();
RAMBLOCK_FOREACH_NOT_IGNORED(block) {
migration_bitmap_sync_range(ram_state, block, 0, block->used_length);
migration_bitmap_sync_range(ram_state, block, block->used_length);
}
rcu_read_unlock();