On Tue, 2004-11-09 at 17:06 +0530, Nilanjan Roychowdhury wrote: > What is the effect if I do a wake_up_interruptible() call on a wait > queue on which currently no one is sleeping. Does it simply get ignored > or it just get queued for future use like next time calls > interruptible_sleep_on() he will be unblocked instantly. it gets ignored. oh and never ever use interruptible_sleep_on(); that entire family of API's is racy as hell and deprecated. -- -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/