Re: Race in iput()

[Andrea Arcangeli]

On Tue, 6 Jun 2000, Alexander Viro wrote:

>       Erm... Andrea, could you tell why was ->i_count left
>non-atomic? Since iput() can be called without the big lock...
>Comments?

It's not atomic because we have to synchronze the i_count changes with the
list changes (see __iget), so making it atomic_t would only add some
locked instruction as far I can tell.

Andrea