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| author | Paul Mundt <lethal@linux-sh.org> | 2011-02-15 16:26:41 +0900 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2011-02-15 16:26:41 +0900 |
| commit | d60cf53a30956e47919788b2ef49287786a959c9 (patch) | |
| tree | cb518d7cc4813f4b54a3fd5fcaad43e6d82be6a3 /fs/ext4/ext4.h | |
| parent | 0ce08870b8a4895044b6cf2bbdc774a6faaa3656 (diff) | |
| parent | 13c12a4e8ecdf3998cd2d89ade69f6f194819c95 (diff) | |
Merge branch 'sh/st-integration' into sh/urgent
Diffstat (limited to 'fs/ext4/ext4.h')
| -rw-r--r-- | fs/ext4/ext4.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h index 0c8d97b56f3..3aa0b72b3b9 100644 --- a/fs/ext4/ext4.h +++ b/fs/ext4/ext4.h @@ -848,6 +848,7 @@ struct ext4_inode_info { atomic_t i_ioend_count; /* Number of outstanding io_end structs */ /* current io_end structure for async DIO write*/ ext4_io_end_t *cur_aio_dio; + atomic_t i_aiodio_unwritten; /* Nr. of inflight conversions pending */ spinlock_t i_block_reservation_lock; @@ -2119,6 +2120,15 @@ static inline void set_bitmap_uptodate(struct buffer_head *bh) #define in_range(b, first, len) ((b) >= (first) && (b) <= (first) + (len) - 1) +/* For ioend & aio unwritten conversion wait queues */ +#define EXT4_WQ_HASH_SZ 37 +#define ext4_ioend_wq(v) (&ext4__ioend_wq[((unsigned long)(v)) %\ + EXT4_WQ_HASH_SZ]) +#define ext4_aio_mutex(v) (&ext4__aio_mutex[((unsigned long)(v)) %\ + EXT4_WQ_HASH_SZ]) +extern wait_queue_head_t ext4__ioend_wq[EXT4_WQ_HASH_SZ]; +extern struct mutex ext4__aio_mutex[EXT4_WQ_HASH_SZ]; + #endif /* __KERNEL__ */ #endif /* _EXT4_H */ |