btrfs: send: remove unused send_ctx::{total,cmd}_send_size

We collect these statistics but have never exposed them in any way. I
also didn't find any patches that ever attempted to make use of them.

Signed-off-by: Omar Sandoval <osandov@fb.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/send.c b/fs/btrfs/send.c
index c7dea63..cbf894f 100644 (file)
--- a/fs/btrfs/send.c
+++ b/fs/btrfs/send.c
@@ -82,8 +82,6 @@ struct send_ctx {
        char *send_buf;
        u32 send_size;
        u32 send_max_size;
-       u64 total_send_size;
-       u64 cmd_send_size[BTRFS_SEND_C_MAX + 1];
        u64 flags;      /* 'flags' member of btrfs_ioctl_send_args is u64 */
        /* Protocol version compatibility requested */
        u32 proto;
@@ -734,8 +732,6 @@ static int send_cmd(struct send_ctx *sctx)
        ret = write_buf(sctx->send_filp, sctx->send_buf, sctx->send_size,
                                        &sctx->send_off);
 
-       sctx->total_send_size += sctx->send_size;
-       sctx->cmd_send_size[get_unaligned_le16(&hdr->cmd)] += sctx->send_size;
        sctx->send_size = 0;
 
        return ret;