diff options
Diffstat (limited to 'system/dma-helpers.c')
| -rw-r--r-- | system/dma-helpers.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/system/dma-helpers.c b/system/dma-helpers.c index 528117f256..9b221cf94e 100644 --- a/system/dma-helpers.c +++ b/system/dma-helpers.c @@ -119,6 +119,9 @@ static void dma_blk_cb(void *opaque, int ret) trace_dma_blk_cb(dbs, ret); + /* DMAAIOCB is not thread-safe and must be accessed only from dbs->ctx */ + assert(ctx == qemu_get_current_aio_context()); + dbs->acb = NULL; dbs->offset += dbs->iov.size; |