diff options
Diffstat (limited to 'include/linux')
-rw-r--r-- | include/linux/pipe_fs_i.h | 30 |
1 files changed, 15 insertions, 15 deletions
diff --git a/include/linux/pipe_fs_i.h b/include/linux/pipe_fs_i.h index 8bcbc54e1b48..c8884f971228 100644 --- a/include/linux/pipe_fs_i.h +++ b/include/linux/pipe_fs_i.h | |||
@@ -16,6 +16,21 @@ struct pipe_buffer { | |||
16 | unsigned int flags; | 16 | unsigned int flags; |
17 | }; | 17 | }; |
18 | 18 | ||
19 | struct pipe_inode_info { | ||
20 | wait_queue_head_t wait; | ||
21 | unsigned int nrbufs, curbuf; | ||
22 | struct page *tmp_page; | ||
23 | unsigned int readers; | ||
24 | unsigned int writers; | ||
25 | unsigned int waiting_writers; | ||
26 | unsigned int r_counter; | ||
27 | unsigned int w_counter; | ||
28 | struct fasync_struct *fasync_readers; | ||
29 | struct fasync_struct *fasync_writers; | ||
30 | struct inode *inode; | ||
31 | struct pipe_buffer bufs[PIPE_BUFFERS]; | ||
32 | }; | ||
33 | |||
19 | /* | 34 | /* |
20 | * Note on the nesting of these functions: | 35 | * Note on the nesting of these functions: |
21 | * | 36 | * |
@@ -38,21 +53,6 @@ struct pipe_buf_operations { | |||
38 | void (*get)(struct pipe_inode_info *, struct pipe_buffer *); | 53 | void (*get)(struct pipe_inode_info *, struct pipe_buffer *); |
39 | }; | 54 | }; |
40 | 55 | ||
41 | struct pipe_inode_info { | ||
42 | wait_queue_head_t wait; | ||
43 | unsigned int nrbufs, curbuf; | ||
44 | struct page *tmp_page; | ||
45 | unsigned int readers; | ||
46 | unsigned int writers; | ||
47 | unsigned int waiting_writers; | ||
48 | unsigned int r_counter; | ||
49 | unsigned int w_counter; | ||
50 | struct fasync_struct *fasync_readers; | ||
51 | struct fasync_struct *fasync_writers; | ||
52 | struct inode *inode; | ||
53 | struct pipe_buffer bufs[PIPE_BUFFERS]; | ||
54 | }; | ||
55 | |||
56 | /* Differs from PIPE_BUF in that PIPE_SIZE is the length of the actual | 56 | /* Differs from PIPE_BUF in that PIPE_SIZE is the length of the actual |
57 | memory allocation, whereas PIPE_BUF makes atomicity guarantees. */ | 57 | memory allocation, whereas PIPE_BUF makes atomicity guarantees. */ |
58 | #define PIPE_SIZE PAGE_SIZE | 58 | #define PIPE_SIZE PAGE_SIZE |