[Cluster-devel] cluster/gnbd-kernel/src gnbd.c
bmarzins at sourceware.org
bmarzins at sourceware.org
Mon Dec 18 18:18:23 UTC 2006
CVSROOT: /cvs/cluster
Module name: cluster
Changes by: bmarzins at sourceware.org 2006-12-18 18:18:23
Modified files:
gnbd-kernel/src: gnbd.c
Log message:
GNBD was hanging with the cfq scheduler, so I changed the default scheduler for
all gnbd devices to the anticipatory scheduler.
Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/cluster/gnbd-kernel/src/gnbd.c.diff?cvsroot=cluster&r1=1.16&r2=1.17
--- cluster/gnbd-kernel/src/gnbd.c 2006/11/10 22:17:39 1.16
+++ cluster/gnbd-kernel/src/gnbd.c 2006/12/18 18:18:22 1.17
@@ -910,6 +910,13 @@
put_disk(disk);
goto out;
}
+ elevator_exit(disk->queue->elevator);
+ err = elevator_init(disk->queue, "anticipatory");
+ if (err) {
+ blk_cleanup_queue(disk->queue);
+ put_disk(disk);
+ goto out;
+ }
}
major_nr = register_blkdev(major_nr, "gnbd");
if (major_nr < 0) {
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