On Sun, Oct 09, 2005 at 23:11:47 +0000, Talib Alim wrote: > I am storng task pointer in my kernel module and when interrupt comes in I > am waking the process up by > > wake_up_process(task_ptr); > > Now, sometime it is possible that the process is already dead, e.g. user to > ctrl-c on console. In this case, I get > > Unable to handle kernel paging request at virtual address d29dbdb4 > > Is there a way, where I can very efficiently check for existence of process What are you doing? Whay can't you use a wait_queue? -- Jan 'Bulb' Hudec <bulb@xxxxxx>
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