GIT 89f68225876db7df638de2884b561facb1870239 git+ssh://master.kernel.org/pub/scm/linux/kernel/git/shaggy/jfs-2.6.git#for-mm

commit 
Author: Daniel Drake <ddrake@brontes3d.com>
Date:   Mon Oct 30 11:47:02 2006 -0600

    jfs: Add splice support
    
    This allows the splice() and tee() syscalls to be used with JFS.
    
    Signed-off-by: Daniel Drake <ddrake@brontes3d.com>
    Signed-off-by: Dave Kleikamp <shaggy@austin.ibm.com>
 fs/jfs/file.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/fs/jfs/file.c b/fs/jfs/file.c
index 34181b8..aa9132d 100644
--- a/fs/jfs/file.c
+++ b/fs/jfs/file.c
@@ -109,6 +109,8 @@ const struct file_operations jfs_file_op
 	.aio_write	= generic_file_aio_write,
 	.mmap		= generic_file_mmap,
 	.sendfile	= generic_file_sendfile,
+	.splice_read	= generic_file_splice_read,
+	.splice_write	= generic_file_splice_write,
 	.fsync		= jfs_fsync,
 	.release	= jfs_release,
 	.ioctl		= jfs_ioctl,