#else
overlapped = FILE_ATTRIBUTE_NORMAL;
#endif
- if (flags & BDRV_O_DIRECT)
+ if ((flags & BDRV_O_NOCACHE))
overlapped |= FILE_FLAG_NO_BUFFERING | FILE_FLAG_WRITE_THROUGH;
+ else if (!(flags & BDRV_O_CACHE_WB))
+ overlapped |= FILE_FLAG_WRITE_THROUGH;
s->hfile = CreateFile(filename, access_flags,
FILE_SHARE_READ, NULL,
create_flags, overlapped, NULL);
return 0;
}
-void qemu_aio_init(void)
-{
-}
-
-void qemu_aio_flush(void)
-{
-}
-
-void qemu_aio_wait(void)
-{
- qemu_bh_poll();
-}
-
BlockDriver bdrv_raw = {
"raw",
sizeof(BDRVRawState),
.bdrv_aio_cancel = raw_aio_cancel,
.aiocb_size = sizeof(RawAIOCB);
#endif
- .protocol_name = "file",
.bdrv_pread = raw_pread,
.bdrv_pwrite = raw_pwrite,
.bdrv_truncate = raw_truncate,
#else
overlapped = FILE_ATTRIBUTE_NORMAL;
#endif
- if (flags & BDRV_O_DIRECT)
+ if ((flags & BDRV_O_NOCACHE))
overlapped |= FILE_FLAG_NO_BUFFERING | FILE_FLAG_WRITE_THROUGH;
+ else if (!(flags & BDRV_O_CACHE_WB))
+ overlapped |= FILE_FLAG_WRITE_THROUGH;
s->hfile = CreateFile(filename, access_flags,
FILE_SHARE_READ, NULL,
create_flags, overlapped, NULL);