diff options
author | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-02-25 17:10:38 -0500 |
---|---|---|
committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-02-25 17:10:38 -0500 |
commit | 9f33be2c3a80bdc2cc08342dd77fac87652e0548 (patch) | |
tree | 7ad6e825427a15c5ec0fc15540abc0429d7f4bce /include/linux/iocontext.h | |
parent | 2741ecb4ce5c2d430b5c44b0a169038338c21df5 (diff) | |
parent | eed18b5fa4d297c681b00144e8c6942dd35d39a7 (diff) |
Merge branches 'clks' and 'pnx' into devel
Diffstat (limited to 'include/linux/iocontext.h')
-rw-r--r-- | include/linux/iocontext.h | 27 |
1 files changed, 0 insertions, 27 deletions
diff --git a/include/linux/iocontext.h b/include/linux/iocontext.h index a63235996309..78ef023227d4 100644 --- a/include/linux/iocontext.h +++ b/include/linux/iocontext.h | |||
@@ -4,32 +4,6 @@ | |||
4 | #include <linux/radix-tree.h> | 4 | #include <linux/radix-tree.h> |
5 | #include <linux/rcupdate.h> | 5 | #include <linux/rcupdate.h> |
6 | 6 | ||
7 | /* | ||
8 | * This is the per-process anticipatory I/O scheduler state. | ||
9 | */ | ||
10 | struct as_io_context { | ||
11 | spinlock_t lock; | ||
12 | |||
13 | void (*dtor)(struct as_io_context *aic); /* destructor */ | ||
14 | void (*exit)(struct as_io_context *aic); /* called on task exit */ | ||
15 | |||
16 | unsigned long state; | ||
17 | atomic_t nr_queued; /* queued reads & sync writes */ | ||
18 | atomic_t nr_dispatched; /* number of requests gone to the drivers */ | ||
19 | |||
20 | /* IO History tracking */ | ||
21 | /* Thinktime */ | ||
22 | unsigned long last_end_request; | ||
23 | unsigned long ttime_total; | ||
24 | unsigned long ttime_samples; | ||
25 | unsigned long ttime_mean; | ||
26 | /* Layout pattern */ | ||
27 | unsigned int seek_samples; | ||
28 | sector_t last_request_pos; | ||
29 | u64 seek_total; | ||
30 | sector_t seek_mean; | ||
31 | }; | ||
32 | |||
33 | struct cfq_queue; | 7 | struct cfq_queue; |
34 | struct cfq_io_context { | 8 | struct cfq_io_context { |
35 | void *key; | 9 | void *key; |
@@ -78,7 +52,6 @@ struct io_context { | |||
78 | unsigned long last_waited; /* Time last woken after wait for request */ | 52 | unsigned long last_waited; /* Time last woken after wait for request */ |
79 | int nr_batch_requests; /* Number of requests left in the batch */ | 53 | int nr_batch_requests; /* Number of requests left in the batch */ |
80 | 54 | ||
81 | struct as_io_context *aic; | ||
82 | struct radix_tree_root radix_root; | 55 | struct radix_tree_root radix_root; |
83 | struct hlist_head cic_list; | 56 | struct hlist_head cic_list; |
84 | void *ioc_data; | 57 | void *ioc_data; |