Messages in this thread | | | Date | Thu, 9 Dec 2004 02:09:19 -0800 | From | Andrew Morton <> | Subject | Re: negative dentry_stat.nr_unused causes aggressive dcache pruning |
| |
Steve Lord <lord@xfs.org> wrote: > > I have seen this stat go negative (just from booting up a multi cpu box), > and looking at the code, it is manipulated without locking in a number > of places. I have only seen this in real life on a 2.4 kernel, but 2.6 > also looks vulnerable.
In 2.6, both dentry_stat.nr_unused and dentry_stat.nr_dentry are covered by dcache_lock. I just double-checked and all seems well. - 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/
| |