svn commit: r206497 - in head: sbin/geom/class sbin/geom/class/sched sys/geom/sched sys/modules/geom sys/modules/geom/geom_sched sys/modules/geom/geom_sched/gs_sched sys/modules/geom/geom_sched/gsc...

[Navdeep Parhar]

On Mon, Apr 12, 2010 at 9:37 AM, Luigi Rizzo <luigi at freebsd.org> wrote:
> Author: luigi
> Date: Mon Apr 12 16:37:45 2010
> New Revision: 206497
> URL: http://svn.freebsd.org/changeset/base/206497
>
> Log:
>  Bring in geom_sched, support for scheduling disk I/O requests
>  in a device independent manner. Also include an example anticipatory
>  scheduler, gsched_rr, which gives very nice performance improvements
>  in presence of competing random access patterns.
>
>  This is joint work with Fabio Checconi, developed last year
>  and presented at BSDCan 2009. You can find details in the
>  README file or at
>
>  http://info.iet.unipi.it/~luigi/geom_sched/

Doesn't build with "options KTR".

cc1: warnings being treated as errors
/usr/src/sys/modules/geom/geom_sched/gs_sched/../../../../geom/sched/g_sched.c:
In function 'g_sched_issuer_pid':
/usr/src/sys/modules/geom/geom_sched/gs_sched/../../../../geom/sched/g_sched.c:759:
warning: implicit declaration of function 'g_sched_issuer'
/usr/src/sys/modules/geom/geom_sched/gs_sched/../../../../geom/sched/g_sched.c:759:
warning: nested extern declaration of 'g_sched_issuer'
/usr/src/sys/modules/geom/geom_sched/gs_sched/../../../../geom/sched/g_sched.c:759:
warning: initialization makes pointer from integer without a cast

Regards,
Navdeep