Re: How to lock current->signal->tty
From: Alan Cox
Date: Tue Aug 08 2006 - 13:29:48 EST
Ar Maw, 2006-08-08 am 09:41 -0700, ysgrifennodd Luck, Tony:
> unaligned accesses at all is rather controversial. So its a 50-50
> shot whether I'll fix it by adding the mutex_lock/mutex_unlock
> around the use of current->signal->tty, or just rip this out and
> just leave the printk().
Personally I'd just rip it out full stop. Its trivial to use kprobes and
friends to audit such things if there is a performance concern.
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