Messages in this thread | | | Date | Sun, 11 Dec 2005 20:48:40 +0100 | From | Andi Kleen <> | Subject | Re: [RFC 3/6] Make nr_pagecache a per zone counter |
| |
> By the way, why does nr_pagecache needs to be an atomic variable on UP systems?
At least on X86 UP atomic doesn't use the LOCK prefix and is thus quite cheap. I would expect other architectures who care about UP performance (= not IA64) to be similar.
-Andi - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |