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author | Jens Axboe <axboe@suse.de> | 2006-04-26 14:39:29 +0200 |
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committer | Jens Axboe <axboe@suse.de> | 2006-04-26 14:39:29 +0200 |
commit | 00522fb41a2a9bf0f98a007c0e2b516a3873148c (patch) | |
tree | 18bcbfb598f0ad0a4745aaee25dab6dccc6449a1 /include/linux/pipe_fs_i.h | |
parent | 912d35f86781e64d73be1ef358f703c08905ac37 (diff) | |
download | linux-stable-00522fb41a2a9bf0f98a007c0e2b516a3873148c.tar.gz linux-stable-00522fb41a2a9bf0f98a007c0e2b516a3873148c.tar.bz2 linux-stable-00522fb41a2a9bf0f98a007c0e2b516a3873148c.zip |
[PATCH] splice: rearrange moving to/from pipe helpers
We need these for people writing their own ->splice_read/write hooks.
Signed-off-by: Jens Axboe <axboe@suse.de>
Diffstat (limited to 'include/linux/pipe_fs_i.h')
-rw-r--r-- | include/linux/pipe_fs_i.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/include/linux/pipe_fs_i.h b/include/linux/pipe_fs_i.h index ef7f33c0be19..0008d4bd4059 100644 --- a/include/linux/pipe_fs_i.h +++ b/include/linux/pipe_fs_i.h @@ -61,4 +61,21 @@ void __free_pipe_info(struct pipe_inode_info *); /* from/to, of course */ #define SPLICE_F_MORE (0x04) /* expect more data */ +/* + * Passed to the actors + */ +struct splice_desc { + unsigned int len, total_len; /* current and remaining length */ + unsigned int flags; /* splice flags */ + struct file *file; /* file to read/write */ + loff_t pos; /* file position */ +}; + +typedef int (splice_actor)(struct pipe_inode_info *, struct pipe_buffer *, + struct splice_desc *); + +extern ssize_t splice_from_pipe(struct pipe_inode_info *, struct file *, + loff_t *, size_t, unsigned int, + splice_actor *); + #endif |