On Mon, 24 Sep 2007 18:54:11 +0100 Christoph Hellwig <[EMAIL PROTECTED]> wrote:
> As we already say in various messages the percpu counters in here > look rather fishy. I'd recomment to take a look at the per-cpu > superblock counters in XFS as they've been debugged quite well > now and could probably be lifted into a generic library for this > kind of think. The code is mostly in fs/xfs/xfs_mount.c can > can be spotted by beeing under #ifdef HAVE_PERCPU_SB. > > It also handles cases like hotplug cpu nicely that this code > seems to work around by always iterating over all possible cpus > which might not be nice on a dual core laptop with a distro kernel > that also has to support big iron. hm. How come xfs invented a new version of percpu_counters? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
