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authorKirill Afonshin <kirill_nnov@mail.ru>2010-01-08 22:09:59 +0300
committerJens Axboe <jens.axboe@oracle.com>2010-01-11 14:29:20 +0100
commitce289321b7dc1eb108e3df0dec872b7429ef49f7 (patch)
tree9153bc19d805d796b7a9ddac04d2d060a9d3261e /include
parentb27d7f16d3c6c27345d4280a739809c1c2c4c0b5 (diff)
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block: removed unused as_io_context
It isn't used anymore, since AS was deleted. Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'include')
-rw-r--r--include/linux/iocontext.h27
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 @@
#include <linux/radix-tree.h>
#include <linux/rcupdate.h>
-/*
- * This is the per-process anticipatory I/O scheduler state.
- */
-struct as_io_context {
- spinlock_t lock;
-
- void (*dtor)(struct as_io_context *aic); /* destructor */
- void (*exit)(struct as_io_context *aic); /* called on task exit */
-
- unsigned long state;
- atomic_t nr_queued; /* queued reads & sync writes */
- atomic_t nr_dispatched; /* number of requests gone to the drivers */
-
- /* IO History tracking */
- /* Thinktime */
- unsigned long last_end_request;
- unsigned long ttime_total;
- unsigned long ttime_samples;
- unsigned long ttime_mean;
- /* Layout pattern */
- unsigned int seek_samples;
- sector_t last_request_pos;
- u64 seek_total;
- sector_t seek_mean;
-};
-
struct cfq_queue;
struct cfq_io_context {
void *key;
@@ -78,7 +52,6 @@ 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 */
- struct as_io_context *aic;
struct radix_tree_root radix_root;
struct hlist_head cic_list;
void *ioc_data;