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author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-10-13 13:21:33 -0400 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-10-13 13:21:33 -0400 |
commit | 80f506918fdaaca6b574ba931536a58ce015c7be (patch) | |
tree | 938bddf32e8c5dca114cb1a5f3ca2a62960accc8 /include/linux | |
parent | a3bafbbbb5ac49355aa35e6a722eac6ef1dff19a (diff) | |
parent | 2ec24ff1d1875defa742c76c9c7d74dca06b7e1f (diff) |
Merge branch 'for-linus' of git://git.kernel.dk/linux-2.6-block
* 'for-linus' of git://git.kernel.dk/linux-2.6-block:
cciss: Add cciss_allow_hpsa module parameter
cciss: Fix multiple calls to pci_release_regions
blk-settings: fix function parameter kernel-doc notation
writeback: kill space in debugfs item name
writeback: account IO throttling wait as iowait
elv_iosched_store(): fix strstrip() misuse
cfq-iosched: avoid probable slice overrun when idling
cfq-iosched: apply bool value where we return 0/1
cfq-iosched: fix think time allowed for seekers
cfq-iosched: fix the slice residual sign
cfq-iosched: abstract out the 'may this cfqq dispatch' logic
block: use proper BLK_RW_ASYNC in blk_queue_start_tag()
block: Seperate read and write statistics of in_flight requests v2
block: get rid of kblock_schedule_delayed_work()
cfq-iosched: fix possible problem with jiffies wraparound
cfq-iosched: fix issue with rq-rq merging and fifo list ordering
Diffstat (limited to 'include/linux')
-rw-r--r-- | include/linux/blkdev.h | 4 | ||||
-rw-r--r-- | include/linux/genhd.h | 21 |
2 files changed, 14 insertions, 11 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 25119041e034..221cecd86bd3 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h | |||
@@ -1172,11 +1172,7 @@ static inline void put_dev_sector(Sector p) | |||
1172 | } | 1172 | } |
1173 | 1173 | ||
1174 | struct work_struct; | 1174 | struct work_struct; |
1175 | struct delayed_work; | ||
1176 | int kblockd_schedule_work(struct request_queue *q, struct work_struct *work); | 1175 | int kblockd_schedule_work(struct request_queue *q, struct work_struct *work); |
1177 | int kblockd_schedule_delayed_work(struct request_queue *q, | ||
1178 | struct delayed_work *work, | ||
1179 | unsigned long delay); | ||
1180 | 1176 | ||
1181 | #define MODULE_ALIAS_BLOCKDEV(major,minor) \ | 1177 | #define MODULE_ALIAS_BLOCKDEV(major,minor) \ |
1182 | MODULE_ALIAS("block-major-" __stringify(major) "-" __stringify(minor)) | 1178 | MODULE_ALIAS("block-major-" __stringify(major) "-" __stringify(minor)) |
diff --git a/include/linux/genhd.h b/include/linux/genhd.h index 7beaa21b3880..297df45ffd0a 100644 --- a/include/linux/genhd.h +++ b/include/linux/genhd.h | |||
@@ -98,7 +98,7 @@ struct hd_struct { | |||
98 | int make_it_fail; | 98 | int make_it_fail; |
99 | #endif | 99 | #endif |
100 | unsigned long stamp; | 100 | unsigned long stamp; |
101 | int in_flight; | 101 | int in_flight[2]; |
102 | #ifdef CONFIG_SMP | 102 | #ifdef CONFIG_SMP |
103 | struct disk_stats *dkstats; | 103 | struct disk_stats *dkstats; |
104 | #else | 104 | #else |
@@ -322,18 +322,23 @@ static inline void free_part_stats(struct hd_struct *part) | |||
322 | #define part_stat_sub(cpu, gendiskp, field, subnd) \ | 322 | #define part_stat_sub(cpu, gendiskp, field, subnd) \ |
323 | part_stat_add(cpu, gendiskp, field, -subnd) | 323 | part_stat_add(cpu, gendiskp, field, -subnd) |
324 | 324 | ||
325 | static inline void part_inc_in_flight(struct hd_struct *part) | 325 | static inline void part_inc_in_flight(struct hd_struct *part, int rw) |
326 | { | 326 | { |
327 | part->in_flight++; | 327 | part->in_flight[rw]++; |
328 | if (part->partno) | 328 | if (part->partno) |
329 | part_to_disk(part)->part0.in_flight++; | 329 | part_to_disk(part)->part0.in_flight[rw]++; |
330 | } | 330 | } |
331 | 331 | ||
332 | static inline void part_dec_in_flight(struct hd_struct *part) | 332 | static inline void part_dec_in_flight(struct hd_struct *part, int rw) |
333 | { | 333 | { |
334 | part->in_flight--; | 334 | part->in_flight[rw]--; |
335 | if (part->partno) | 335 | if (part->partno) |
336 | part_to_disk(part)->part0.in_flight--; | 336 | part_to_disk(part)->part0.in_flight[rw]--; |
337 | } | ||
338 | |||
339 | static inline int part_in_flight(struct hd_struct *part) | ||
340 | { | ||
341 | return part->in_flight[0] + part->in_flight[1]; | ||
337 | } | 342 | } |
338 | 343 | ||
339 | /* block/blk-core.c */ | 344 | /* block/blk-core.c */ |
@@ -546,6 +551,8 @@ extern ssize_t part_size_show(struct device *dev, | |||
546 | struct device_attribute *attr, char *buf); | 551 | struct device_attribute *attr, char *buf); |
547 | extern ssize_t part_stat_show(struct device *dev, | 552 | extern ssize_t part_stat_show(struct device *dev, |
548 | struct device_attribute *attr, char *buf); | 553 | struct device_attribute *attr, char *buf); |
554 | extern ssize_t part_inflight_show(struct device *dev, | ||
555 | struct device_attribute *attr, char *buf); | ||
549 | #ifdef CONFIG_FAIL_MAKE_REQUEST | 556 | #ifdef CONFIG_FAIL_MAKE_REQUEST |
550 | extern ssize_t part_fail_show(struct device *dev, | 557 | extern ssize_t part_fail_show(struct device *dev, |
551 | struct device_attribute *attr, char *buf); | 558 | struct device_attribute *attr, char *buf); |