Re: wake_up_interruptible
Michał Nazarewicz <[email protected]>
| Newsgroups | gmane.linux.newbie |
|---|---|
| Organization | Samsung Electronics |
| Message-ID | <op.vck0ovk47p4s8u@pikus> |
On Tue, 11 May 2010 22:32:46 +0200, Fundu <[email protected]> wrote: > what happen when you call wake_up_interruptible and there are no task waiting on that wait queue right then. > > But say after some time a task comes along and start waiting (after the wake_up_interruptible is called). > Would that task be not wait at all because there was a pending wake up It will be waiting for another wake up. > What i'm looking for is a mechanism where by any old wake if not acted upon are lost. Semahore may be a good option. -- Best regards, _ _ | Humble Liege of Serenely Enlightened Majesty of o' \,=./ `o | Computer Science, Michał "mina86" Nazarewicz (o o) +----[mina86*mina86.com]---[mina86*jabber.org]----ooO--(_)--Ooo-- -- To unsubscribe from this list: send the line "unsubscribe linux-newbie" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.linux-learn.org/faqs