diff options
| author | Jeff Garzik <jgarzik@pobox.com> | 2005-06-27 22:50:10 -0400 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2005-06-27 22:50:10 -0400 |
| commit | aa8f6dfd355021b4dd8b74b0588fd6fd8f21b79f (patch) | |
| tree | 57ca3e27227695acbd97408eabb0f967726c3b51 /include/linux/blkdev.h | |
| parent | f45727d52d1581e9ff4df9d1a12a60789ad2d1eb (diff) | |
| parent | 245ac8738b0b840552d56b842e70e750d65911cc (diff) | |
Merge /spare/repo/netdev-2.6 branch 'ieee80211'
Diffstat (limited to 'include/linux/blkdev.h')
| -rw-r--r-- | include/linux/blkdev.h | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index b54a0348a890..21a8674cd149 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -54,16 +54,23 @@ struct as_io_context { struct cfq_queue; struct cfq_io_context { - void (*dtor)(struct cfq_io_context *); - void (*exit)(struct cfq_io_context *); - - struct io_context *ioc; - /* * circular list of cfq_io_contexts belonging to a process io context */ struct list_head list; struct cfq_queue *cfqq; + void *key; + + struct io_context *ioc; + + unsigned long last_end_request; + unsigned long last_queue; + unsigned long ttime_total; + unsigned long ttime_samples; + unsigned long ttime_mean; + + void (*dtor)(struct cfq_io_context *); + void (*exit)(struct cfq_io_context *); }; /* @@ -73,7 +80,9 @@ struct cfq_io_context { */ struct io_context { atomic_t refcount; - pid_t pid; + struct task_struct *task; + + int (*set_ioprio)(struct io_context *, unsigned int); /* * For request batching @@ -81,8 +90,6 @@ struct io_context { unsigned long last_waited; /* Time last woken after wait for request */ int nr_batch_requests; /* Number of requests left in the batch */ - spinlock_t lock; - struct as_io_context *aic; struct cfq_io_context *cic; }; @@ -134,6 +141,8 @@ struct request { void *elevator_private; + unsigned short ioprio; + int rq_status; /* should split this into a few status bits */ struct gendisk *rq_disk; int errors; |