Re: question on irqs and memory ordering
Oliver Neukum <[email protected]>
| Newsgroups | gmane.linux.usb.devel |
|---|---|
| Message-ID | <[email protected]> |
Am Mittwoch, 14. März 2007 21:59 schrieben Sie: > Oliver Neukum <[email protected]> wrote: > > > It is called in interrupt and uses no locking. What happens if the next > > irq is processed on another cpu? Is that cpu guaranteed to see the updates > > to the incremented variables? > > I thought that possibility was prevented by IRQ_INPROGRESS. Do you still think so? And could you elaborate a bit? Regards Oliver ------------------------------------------------------------------------- Take Surveys. Earn Cash. Influence the Future of IT Join SourceForge.net's Techsay panel and you'll get the chance to share your opinions on IT & business topics through brief surveys-and earn cash http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV _______________________________________________ [email protected] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-devel