Messages in this thread | | | Date | Tue, 7 Oct 2003 10:17:03 +0530 | From | Maneesh Soni <> | Subject | Re: [RFC 0/6] Backing Store for sysfs |
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On Mon, Oct 06, 2003 at 08:30:50PM +0100, viro@parcelfarce.linux.theplanet.co.uk wrote: > What's more important, for leaves of the sysfs tree your overhead is also > a loss - we don't need to pin dentry down for them even with current sysfs > design. And that can be done with minimal code changes and no data changes > at all. Your patch will have to be more attractive than that. What's the > expected ratio of directories to non-directories in sysfs?
Current sysfs / kobject design _require_ that dentries for the leaves to be present all the times. There is simply no generic way to find attributes of a kobject. As of now it uses dentry->d_fsdata to reach to the attribute.
In my system leaves are around 65% of the total.
Thanks Maneesh
-- Maneesh Soni Linux Technology Center, IBM Software Lab, Bangalore, India email: maneesh@in.ibm.com Phone: 91-80-5044999 Fax: 91-80-5268553 T/L : 9243696 - 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/
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