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| author | Hugh Dickins <hughd@google.com> | 2011-07-25 17:12:32 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-07-25 20:57:11 -0700 |
| commit | 708e3508c2a2204cc276dcdb543009a441bfe91b (patch) | |
| tree | 9e301ba4ebf3b34a00228c26977feebfba8ad9ef /include | |
| parent | 2efaca927f5cd7ecd0f1554b8f9b6a9a2c329c03 (diff) | |
| download | kernel-common-708e3508c2a2204cc276dcdb543009a441bfe91b.tar.gz kernel-common-708e3508c2a2204cc276dcdb543009a441bfe91b.tar.bz2 kernel-common-708e3508c2a2204cc276dcdb543009a441bfe91b.zip | |
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')
| -rw-r--r-- | include/linux/splice.h | 2 |
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 |