sendfile: remove .sendfile from filesystems that use generic_file_sendfile()

They can use generic_file_splice_read() instead. Since sys_sendfile() now
prefers that, there should be no change in behaviour.

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

1 files changed, 0 insertions, 44 deletions

diff --git a/fs/xfs/linux-2.6/xfs_lrw.c b/fs/xfs/linux-2.6/xfs_lrw.c
index ed90403f0ee7..765ec16a6e39 100644
--- a/fs/xfs/linux-2.6/xfs_lrw.c
+++ b/fs/xfs/linux-2.6/xfs_lrw.c
@@ -287,50 +287,6 @@ xfs_read(
 }
 
 ssize_t
-xfs_sendfile(
-        bhv_desc_t              *bdp,
-        struct file             *filp,
-        loff_t                  *offset,
-        int                     ioflags,
-        size_t                  count,
-        read_actor_t            actor,
-        void                    *target,
-        cred_t                  *credp)
-{
-        xfs_inode_t             *ip = XFS_BHVTOI(bdp);
-        xfs_mount_t             *mp = ip->i_mount;
-        ssize_t                 ret;
-
-        XFS_STATS_INC(xs_read_calls);
-        if (XFS_FORCED_SHUTDOWN(mp))
-                return -EIO;
-
-        xfs_ilock(ip, XFS_IOLOCK_SHARED);
-
-        if (DM_EVENT_ENABLED(BHV_TO_VNODE(bdp)->v_vfsp, ip, DM_EVENT_READ) &&
-            (!(ioflags & IO_INVIS))) {
-                bhv_vrwlock_t locktype = VRWLOCK_READ;
-                int error;
-
-                error = XFS_SEND_DATA(mp, DM_EVENT_READ, BHV_TO_VNODE(bdp),
-                                      *offset, count,
-                                      FILP_DELAY_FLAG(filp), &locktype);
-                if (error) {
-                        xfs_iunlock(ip, XFS_IOLOCK_SHARED);
-                        return -error;
-                }
-        }
-        xfs_rw_enter_trace(XFS_SENDFILE_ENTER, &ip->i_iocore,
-                   (void *)(unsigned long)target, count, *offset, ioflags);
-        ret = generic_file_sendfile(filp, offset, count, actor, target);
-        if (ret > 0)
-                XFS_STATS_ADD(xs_read_bytes, ret);
-
-        xfs_iunlock(ip, XFS_IOLOCK_SHARED);
-        return ret;
-}
-
-ssize_t
 xfs_splice_read(
         bhv_desc_t              *bdp,
         struct file             *infilp,