Messages in this thread | | | From | "David S. Miller" <> | Date | Tue, 30 Jan 2001 00:39:24 -0800 (PST) | Subject | Re: [PATCH] guard mm->rss with page_table_lock (241p11) |
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David Howells writes: > Would it not be better to use some sort of atomic add/subtract/clear operation > rather than a spinlock? (Which would also give you fewer atomic memory access > cycles).
Please see older threads about this, it has been discussed to death already (hint: sizeof(atomic_t), sizeof(unsigned long)).
Later, David S. Miller davem@redhat.com - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org Please read the FAQ at http://www.tux.org/lkml/
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