Re: [Qemu-devel] [PATCH v2 20/20] scsi-disk: correctly implement WRITE SAME

[Paolo Bonzini]

Il 20/11/2013 15:18, Stefan Hajnoczi ha scritto:
>> > +    if (buffer_is_zero(inbuf, s->qdev.blocksize)) {
> Where is inbuf's size checked?  It must be s->qdev.blocksize for this
> code to be correct.
> 

See scsi_req_length:

    case WRITE_SAME_10:
    case WRITE_SAME_16:
        cmd->xfer = dev->blocksize;
        break;

Paolo