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author | Linus Torvalds <torvalds@g5.osdl.org> | 2005-10-28 08:56:34 -0700 |
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committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-10-28 08:56:34 -0700 |
commit | 5dd962494f76fb3ef1196cd420b5d6260d7a3766 (patch) | |
tree | f6eda4fcea880e420420a2886b84ad35a6b00f28 /include/linux/blkdev.h | |
parent | 28d721e24c88496ff8e9c4a0959bdc1415c0658e (diff) | |
parent | 772eca7825358f52cf208afd7ab8ce22722ce41a (diff) | |
download | blackbird-op-linux-5dd962494f76fb3ef1196cd420b5d6260d7a3766.tar.gz blackbird-op-linux-5dd962494f76fb3ef1196cd420b5d6260d7a3766.zip |
Merge branch 'elevator-switch' of git://brick.kernel.dk/data/git/linux-2.6-block
Manual fixup for trivial "gfp_t" changes.
Diffstat (limited to 'include/linux/blkdev.h')
-rw-r--r-- | include/linux/blkdev.h | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index fffe163316aa..025a7f084dbd 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -107,9 +107,9 @@ typedef void (rq_end_io_fn)(struct request *); struct request_list { int count[2]; int starved[2]; + int elvpriv; mempool_t *rq_pool; wait_queue_head_t wait[2]; - wait_queue_head_t drain; }; #define BLK_MAX_CDB 16 @@ -211,6 +211,7 @@ enum rq_flag_bits { __REQ_STARTED, /* drive already may have started this one */ __REQ_DONTPREP, /* don't call prep for this one */ __REQ_QUEUED, /* uses queueing */ + __REQ_ELVPRIV, /* elevator private data attached */ /* * for ATA/ATAPI devices */ @@ -244,6 +245,7 @@ enum rq_flag_bits { #define REQ_STARTED (1 << __REQ_STARTED) #define REQ_DONTPREP (1 << __REQ_DONTPREP) #define REQ_QUEUED (1 << __REQ_QUEUED) +#define REQ_ELVPRIV (1 << __REQ_ELVPRIV) #define REQ_PC (1 << __REQ_PC) #define REQ_BLOCK_PC (1 << __REQ_BLOCK_PC) #define REQ_SENSE (1 << __REQ_SENSE) @@ -413,8 +415,6 @@ struct request_queue unsigned int sg_reserved_size; int node; - struct list_head drain_list; - /* * reserved for flush operations */ @@ -442,7 +442,7 @@ enum { #define QUEUE_FLAG_DEAD 5 /* queue being torn down */ #define QUEUE_FLAG_REENTER 6 /* Re-entrancy avoidance */ #define QUEUE_FLAG_PLUGGED 7 /* queue is plugged */ -#define QUEUE_FLAG_DRAIN 8 /* draining queue for sched switch */ +#define QUEUE_FLAG_ELVSWITCH 8 /* don't use elevator, just do FIFO */ #define QUEUE_FLAG_FLUSH 9 /* doing barrier flush sequence */ #define blk_queue_plugged(q) test_bit(QUEUE_FLAG_PLUGGED, &(q)->queue_flags) @@ -668,8 +668,6 @@ extern void blk_dump_rq_flags(struct request *, char *); extern void generic_unplug_device(request_queue_t *); extern void __generic_unplug_device(request_queue_t *); extern long nr_blockdev_pages(void); -extern void blk_wait_queue_drained(request_queue_t *, int); -extern void blk_finish_queue_drain(request_queue_t *); int blk_get_queue(request_queue_t *); request_queue_t *blk_alloc_queue(gfp_t); |