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
nparhar at gmail.com
Mon Apr 12 20:12:50 UTC 2010
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
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