commit 708e3508c2a2204cc276dcdb543009a441bfe91b
author Hugh Dickins <hughd@google.com> Mon Jul 25 17:12:32 2011 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> Mon Jul 25 20:57:11 2011 -0700
tree 9e301ba4ebf3b34a00228c26977feebfba8ad9ef
parent 2efaca927f5cd7ecd0f1554b8f9b6a9a2c329c03

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>