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| author | Jiri Kosina <jkosina@suse.cz> | 2011-04-26 10:22:15 +0200 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2011-04-26 10:22:59 +0200 |
| commit | 07f9479a40cc778bc1462ada11f95b01360ae4ff (patch) | |
| tree | 0676cf38df3844004bb3ebfd99dfa67a4a8998f5 /include/linux/genhd.h | |
| parent | 9d5e6bdb3013acfb311ab407eeca0b6a6a3dedbf (diff) | |
| parent | cd2e49e90f1cae7726c9a2c54488d881d7f1cd1c (diff) | |
Merge branch 'master' into for-next
Fast-forwarded to current state of Linus' tree as there are patches to be
applied for files that didn't exist on the old branch.
Diffstat (limited to 'include/linux/genhd.h')
| -rw-r--r-- | include/linux/genhd.h | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/include/linux/genhd.h b/include/linux/genhd.h index c0d5f6945c1..d764a426e9f 100644 --- a/include/linux/genhd.h +++ b/include/linux/genhd.h @@ -109,7 +109,7 @@ struct hd_struct { int make_it_fail; #endif unsigned long stamp; - int in_flight[2]; + atomic_t in_flight[2]; #ifdef CONFIG_SMP struct disk_stats __percpu *dkstats; #else @@ -370,21 +370,21 @@ static inline void free_part_stats(struct hd_struct *part) static inline void part_inc_in_flight(struct hd_struct *part, int rw) { - part->in_flight[rw]++; + atomic_inc(&part->in_flight[rw]); if (part->partno) - part_to_disk(part)->part0.in_flight[rw]++; + atomic_inc(&part_to_disk(part)->part0.in_flight[rw]); } static inline void part_dec_in_flight(struct hd_struct *part, int rw) { - part->in_flight[rw]--; + atomic_dec(&part->in_flight[rw]); if (part->partno) - part_to_disk(part)->part0.in_flight[rw]--; + atomic_dec(&part_to_disk(part)->part0.in_flight[rw]); } static inline int part_in_flight(struct hd_struct *part) { - return part->in_flight[0] + part->in_flight[1]; + return atomic_read(&part->in_flight[0]) + atomic_read(&part->in_flight[1]); } static inline struct partition_meta_info *alloc_part_info(struct gendisk *disk) |