On Tue, 22 May 2012, Lin Ming wrote: > Add a flag REQ_PM to identify the request is PM related. > As an example, modify scsi code to use this flag. Don't forget to check up on the SCSI error handler. If I'm not mistaken, the libata drivers use it during suspend and resume. Also, the error handler will run if one of the REQ_PM commands encounters an error. Therefore it seems likely that every request submitted by the error handler needs to have REQ_PM set. Alan Stern -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html