Re: [linux-usb-devel] question on flushing buffers and spinning down disk
Alan Stern <[email protected]>
| Newsgroups | gmane.linux.scsi,gmane.linux.usb.devel |
|---|---|
| Message-ID | <[email protected]> |
On Thu, 27 Sep 2007, Oliver Neukum wrote: > Am Dienstag 25 September 2007 schrieb Alan Stern: > > Getting all this to work will be tricky, because sd is a block device > > driven by requests issued through the block layer in atomic context, > > whereas suspend and resume require a process context. Probably the > > SCSI core would have to get involved in managing the synchronization. > > > Well, > > here's a patch that seems to do what needs to be done to make it work. Oliver, I'm surprised at you! This patch is a big hack, not to mention a layering violation and an inversion of the proper calling sequence. Alan Stern - To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html