CVE-2023-54089 virtio_pmem: add the missing REQ_OP_WRITE for flush bio

In the Linux kernel, the following vulnerability has been resolved: virtiopmem: add the missing REQOPWRITE for flush bio When doing mkfs.xfs on a pmem device, the following warning was ------------ cut here ------------ WARNING: CPU: 2 PID: 384 at block/blk-core.c:751 submitbionoacct Modules link...