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exec: Pass RAMBlock pointer to qemu_ram_free

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The only caller now knows exactly which RAMBlock to free, so it's not
necessary to do the lookup.

Reviewed-by: Gonglei <arei.gonglei@huawei.com>
Signed-off-by: Fam Zheng <famz@redhat.com>
Message-Id: <1456813104-25902-6-git-send-email-famz@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Fam Zheng 2016-03-01 14:18:22 +08:00 • committed by Paolo Bonzini
parent 8e41fb63c5
commit f1060c55bf
3 changed files with 10 additions and 17 deletions
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21
exec.c
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@ -1751,22 +1751,15 @@ static void reclaim_ramblock(RAMBlock *block)
g_free(block);
}
void qemu_ram_free(ram_addr_t addr)
void qemu_ram_free(RAMBlock *block)
{
RAMBlock *block;
qemu_mutex_lock_ramlist();
QLIST_FOREACH_RCU(block, &ram_list.blocks, next) {
if (addr == block->offset) {
QLIST_REMOVE_RCU(block, next);
ram_list.mru_block = NULL;
/* Write list before version */
smp_wmb();
ram_list.version++;
call_rcu(block, reclaim_ramblock, rcu);
break;
}
}
QLIST_REMOVE_RCU(block, next);
ram_list.mru_block = NULL;
/* Write list before version */
smp_wmb();
ram_list.version++;
call_rcu(block, reclaim_ramblock, rcu);
qemu_mutex_unlock_ramlist();
}