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authorArnd Bergmann <arnd@arndb.de>2012-07-21 23:34:31 +0200
committerArnd Bergmann <arnd@arndb.de>2012-07-21 23:34:31 +0200
commit088eb2a84b3b093af60bbe0b65151e8a9cd2d57d (patch)
tree8f145d8c71f6e249d6664b5482ac216b8c6e4016 /include/linux/splice.h
parent6217a69a1e38807b3046b4fd6e4bf413e0e03b67 (diff)
parent84a1caf1453c3d44050bd22db958af4a7f99315c (diff)
Merge tag 'v3.5-rc7' into late/soc
Linux 3.5-rc7
Diffstat (limited to 'include/linux/splice.h')
-rw-r--r--include/linux/splice.h8
1 files changed, 4 insertions, 4 deletions
diff --git a/include/linux/splice.h b/include/linux/splice.h
index 26e5b613deda..09a545a7dfa3 100644
--- a/include/linux/splice.h
+++ b/include/linux/splice.h
@@ -51,7 +51,8 @@ struct partial_page {
struct splice_pipe_desc {
struct page **pages; /* page map */
struct partial_page *partial; /* pages[] may not be contig */
- int nr_pages; /* number of pages in map */
+ int nr_pages; /* number of populated pages in map */
+ unsigned int nr_pages_max; /* pages[] & partial[] arrays size */
unsigned int flags; /* splice flags */
const struct pipe_buf_operations *ops;/* ops associated with output pipe */
void (*spd_release)(struct splice_pipe_desc *, unsigned int);
@@ -85,9 +86,8 @@ extern ssize_t splice_direct_to_actor(struct file *, struct splice_desc *,
/*
* for dynamic pipe sizing
*/
-extern int splice_grow_spd(struct pipe_inode_info *, struct splice_pipe_desc *);
-extern void splice_shrink_spd(struct pipe_inode_info *,
- struct splice_pipe_desc *);
+extern int splice_grow_spd(const struct pipe_inode_info *, struct splice_pipe_desc *);
+extern void splice_shrink_spd(struct splice_pipe_desc *);
extern void spd_release_page(struct splice_pipe_desc *, unsigned int);
extern const struct pipe_buf_operations page_cache_pipe_buf_ops;