Messages in this thread |  | | Date | Fri, 7 Sep 2001 10:04:56 -0700 | From | lahr <> | Subject | Re: Lockmeter Analysis of 2 DDs |
| |
> Indeed, io_request_lock is very hot once the bounce buffers were > eliminated. Is anyone working on a patch for the io_request_lock that > possibly take the global lock and splits it into a per device queue lock? > We understand that getting this patch into 2.4 is unlikely, but it would > be nice to have this patch available on 2.4 for experimental purposes.
I recently published a patch for 2.4 that addresses this exact issue at http://lse.sourceforge.net/io/
Jonathan
-- Jonathan Lahr IBM Linux Technology Center Beaverton, Oregon lahr@us.ibm.com 503-578-3385
- 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/
|  |