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-rw-r--r--fs/ext4/ext4.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index 8b5dd6369f8..6a5edea2d70 100644
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -177,7 +177,7 @@ struct mpage_da_data {
struct ext4_io_page {
struct page *p_page;
- int p_count;
+ atomic_t p_count;
};
#define MAX_IO_PAGES 128
@@ -858,6 +858,7 @@ struct ext4_inode_info {
spinlock_t i_completed_io_lock;
/* current io_end structure for async DIO write*/
ext4_io_end_t *cur_aio_dio;
+ atomic_t i_ioend_count; /* Number of outstanding io_end structs */
/*
* Transactions that contain inode's metadata needed to complete
@@ -2060,6 +2061,7 @@ extern int ext4_move_extents(struct file *o_filp, struct file *d_filp,
/* page-io.c */
extern int __init ext4_init_pageio(void);
extern void ext4_exit_pageio(void);
+extern void ext4_ioend_wait(struct inode *);
extern void ext4_free_io_end(ext4_io_end_t *io);
extern ext4_io_end_t *ext4_init_io_end(struct inode *inode, gfp_t flags);
extern int ext4_end_io_nolock(ext4_io_end_t *io);