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authorHugh Dickins <hughd@google.com>2011-07-26 04:12:32 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2011-07-26 07:57:11 +0400
commit708e3508c2a2204cc276dcdb543009a441bfe91b (patch)
tree9e301ba4ebf3b34a00228c26977feebfba8ad9ef /include/linux/splice.h
parent2efaca927f5cd7ecd0f1554b8f9b6a9a2c329c03 (diff)
downloadlinux-708e3508c2a2204cc276dcdb543009a441bfe91b.tar.xz
tmpfs: clone shmem_file_splice_read()
Copy __generic_file_splice_read() and generic_file_splice_read() from fs/splice.c to shmem_file_splice_read() in mm/shmem.c. Make page_cache_pipe_buf_ops and spd_release_page() accessible to it. Signed-off-by: Hugh Dickins <hughd@google.com> Cc: Jens Axboe <jaxboe@fusionio.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/splice.h')
-rw-r--r--include/linux/splice.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/splice.h b/include/linux/splice.h
index 997c3b4c212b..26e5b613deda 100644
--- a/include/linux/splice.h
+++ b/include/linux/splice.h
@@ -88,5 +88,7 @@ extern ssize_t splice_direct_to_actor(struct file *, struct splice_desc *,
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 void spd_release_page(struct splice_pipe_desc *, unsigned int);
+extern const struct pipe_buf_operations page_cache_pipe_buf_ops;
#endif