target-s390x: avoid AREG0 for FPU helpers

[qemu.git] / blockdev.c

diff --git a/blockdev.c b/blockdev.c
index 8669142704b9d71c459c9740559c26d91ae772a2..7c83baa353ca11e10af5d6b241aec219d94ff11d 100644 (file)
--- a/blockdev.c
+++ b/blockdev.c
@@ -377,6 +377,7 @@ DriveInfo *drive_init(QemuOpts *opts, int default_to_scsi)
        }
     }
 
+    bdrv_flags |= BDRV_O_CACHE_WB;
     if ((buf = qemu_opt_get(opts, "cache")) != NULL) {
         if (bdrv_parse_cache_flags(buf, &bdrv_flags) != 0) {
             error_report("invalid cache option");