On Tue, 8 Jan 2008, Oliver Neukum wrote: > Am Montag, 7. Januar 2008 20:42:23 schrieb Alan Stern: > > /** > > + * autoresume - perform dynamic (runtime) host resume > > + * @shp: host to resume > > + * > > + * Resume (return to an operational power level) the specified host. > > + * Return 0 if the resume was successful, otherwise a negative > > + * error code. > > + * > > + * Locks: struct Scsi_Host::pm_mutex held throughout the call. > > + * > > + * Calling context: process > > + * > > + * Notes: If the host is not currently suspended, this method does > > + * need to do anything. > > + * > > + * Optionally defined in: LLD > > + **/ > > + int autoresume(struct Scsi_Host *shp) > > + > > This seems to be a bit misleading. It seems to me that you must cancel > any outstanding request to autosuspend from other layers. How about something more like this: * Resume (return to an operational power level) the specified host, * and prevent autosuspends from other software layers until the * template autosuspend method has been called again. * Return 0 if the resume was successful, otherwise a negative * error code. 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
