> After looking at "do_switch", I had a question:
>
> Is do_switch SMP safe??? I don't see any locking
> or coherency checking done here.
The dcache code currently always runs inside the global kernel lock so
this is no problem for 2.1/2.2
When this will change in 2.3 then probably adding a per dentry
rwlock is needed.
-Andi
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