Re: [PATCH] mm->rss is modified without page_table_lock held

From: Albert D. Cahalan (acahalan@cs.uml.edu)
Date: Sat Dec 09 2000 - 17:38:59 EST

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> 32-bit Sparc has unsigned long as 32-bit, and the top 8 bits of the
> atomic_t are used for a spinlock, thus a 27-bit atomic_t, there
> is not enough precision.

So the SPARC port is broken. It is just sick to have this "feature"
screw things up for all the ports with a proper atomic_t.

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