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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 /fs/splice.c | |
| parent | 2efaca927f5cd7ecd0f1554b8f9b6a9a2c329c03 (diff) | |
| download | lwn-708e3508c2a2204cc276dcdb543009a441bfe91b.tar.gz lwn-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 'fs/splice.c')
| -rw-r--r-- | fs/splice.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/splice.c b/fs/splice.c index aa866d309695..fa2defa8afcf 100644 --- a/fs/splice.c +++ b/fs/splice.c @@ -132,7 +132,7 @@ error: return err; } -static const struct pipe_buf_operations page_cache_pipe_buf_ops = { +const struct pipe_buf_operations page_cache_pipe_buf_ops = { .can_merge = 0, .map = generic_pipe_buf_map, .unmap = generic_pipe_buf_unmap, @@ -264,7 +264,7 @@ ssize_t splice_to_pipe(struct pipe_inode_info *pipe, return ret; } -static void spd_release_page(struct splice_pipe_desc *spd, unsigned int i) +void spd_release_page(struct splice_pipe_desc *spd, unsigned int i) { page_cache_release(spd->pages[i]); } |