Messages in this thread | | | Subject | Re: 2.6.9-rc2-mm3 | From | Xavier Bestel <> | Date | Sat, 25 Sep 2004 11:27:49 +0200 |
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Le sam 25/09/2004 à 11:19, Russell King a écrit :
> I wonder if we should consider adding: > > WARN_ON(!spin_is_locked(&tty_termios_lock)); > > in there. > > However, the one annoying thing about "spin_is_locked" is that, on UP, > it defaults to "unlocked" which makes these kinds of checks too noisy. > Maybe we need a spin_is_locked() with a bias towards being locked for UP?
Or something like:
#define spin_is_safe(lock) ((!CONFIG_SMP) || spin_is_locked(lock))
(maybe as an inline)
Xav
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