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replication: pass BlockDriverState to reopen_backing_file 

This will be needed in the next patch to retrieve the AioContext.

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <1477565348-5458-14-git-send-email-pbonzini@redhat.com>
Signed-off-by: Fam Zheng <famz@redhat.com>
This commit is contained in:
Paolo Bonzini 2016-10-27 12:49:01 +02:00 committed by Fam Zheng
parent d16341fa69
commit 8dd9006e9b
1 changed files with 12 additions and 9 deletions
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21
block/replication.c
View File

@ -322,9 +322,10 @@ static void secondary_do_checkpoint(BDRVReplicationState *s, Error **errp)
}
}
static void reopen_backing_file(BDRVReplicationState *s, bool writable,
static void reopen_backing_file(BlockDriverState *bs, bool writable,
Error **errp)
{
BDRVReplicationState *s = bs->opaque;
BlockReopenQueue *reopen_queue = NULL;
int orig_hidden_flags, orig_secondary_flags;
int new_hidden_flags, new_secondary_flags;
@ -364,8 +365,9 @@ static void reopen_backing_file(BDRVReplicationState *s, bool writable,
}
}
static void backup_job_cleanup(BDRVReplicationState *s)
static void backup_job_cleanup(BlockDriverState *bs)
{
BDRVReplicationState *s = bs->opaque;
BlockDriverState *top_bs;
top_bs = bdrv_lookup_bs(s->top_id, s->top_id, NULL);
@ -374,19 +376,20 @@ static void backup_job_cleanup(BDRVReplicationState *s)
}
bdrv_op_unblock_all(top_bs, s->blocker);
error_free(s->blocker);
reopen_backing_file(s, false, NULL);
reopen_backing_file(bs, false, NULL);
}
static void backup_job_completed(void *opaque, int ret)
{
BDRVReplicationState *s = opaque;
BlockDriverState *bs = opaque;
BDRVReplicationState *s = bs->opaque;
if (s->replication_state != BLOCK_REPLICATION_FAILOVER) {
/* The backup job is cancelled unexpectedly */
s->error = -EIO;
}
backup_job_cleanup(s);
backup_job_cleanup(bs);
}
static bool check_top_bs(BlockDriverState *top_bs, BlockDriverState *bs)
@ -482,7 +485,7 @@ static void replication_start(ReplicationState *rs, ReplicationMode mode,
}
/* reopen the backing file in r/w mode */
reopen_backing_file(s, true, &local_err);
reopen_backing_file(bs, true, &local_err);
if (local_err) {
error_propagate(errp, local_err);
aio_context_release(aio_context);
@ -497,7 +500,7 @@ static void replication_start(ReplicationState *rs, ReplicationMode mode,
if (!top_bs || !bdrv_is_root_node(top_bs) ||
!check_top_bs(top_bs, bs)) {
error_setg(errp, "No top_bs or it is invalid");
reopen_backing_file(s, false, NULL);
reopen_backing_file(bs, false, NULL);
aio_context_release(aio_context);
return;
}
@ -507,10 +510,10 @@ static void replication_start(ReplicationState *rs, ReplicationMode mode,
backup_start("replication-backup", s->secondary_disk->bs,
s->hidden_disk->bs, 0, MIRROR_SYNC_MODE_NONE, NULL, false,
BLOCKDEV_ON_ERROR_REPORT, BLOCKDEV_ON_ERROR_REPORT,
backup_job_completed, s, NULL, &local_err);
backup_job_completed, bs, NULL, &local_err);
if (local_err) {
error_propagate(errp, local_err);
backup_job_cleanup(s);
backup_job_cleanup(bs);
aio_context_release(aio_context);
return;
}