bpf: Rename tcp_bbf.readme to tcp_bpf.readme

The original patch had the wrong filename.

Fixes: f1c4d8fff3a4 ("bpf: create samples/bpf/tcp_bpf.readme")
Signed-off-by: Lawrence Brakmo <brakmo@fb.com>
Acked-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/samples/bpf/tcp_bbf.readme b/samples/bpf/tcp_bbf.readme
deleted file mode 100644 (file)
index 831fb60..0000000
--- a/samples/bpf/tcp_bbf.readme
+++ /dev/null
@@ -1,26 +0,0 @@
-This file describes how to run the tcp_*_kern.o tcp_bpf (or socket_ops)
-programs. These programs attach to a cgroupv2. The following commands create
-a cgroupv2 and attach a bash shell to the group.
-
-  mkdir -p /tmp/cgroupv2
-  mount -t cgroup2 none /tmp/cgroupv2
-  mkdir -p /tmp/cgroupv2/foo
-  bash
-  echo $$ >> /tmp/cgroupv2/foo/cgroup.procs
-
-Anything that runs under this shell belongs to the foo cgroupv2 To load
-(attach) one of the tcp_*_kern.o programs:
-
-  ./load_sock_ops -l /tmp/cgroupv2/foo tcp_basertt_kern.o
-
-If the "-l" flag is used, the load_sock_ops program will continue to run
-printing the BPF log buffer. The tcp_*_kern.o programs use special print
-functions to print logging information (if enabled by the ifdef).
-
-If using netperf/netserver to create traffic, you need to run them under the
-cgroupv2 to which the BPF programs are attached (i.e. under bash shell
-attached to the cgroupv2).
-
-To remove (unattach) a socket_ops BPF program from a cgroupv2:
-
-  ./load_sock_ops -r /tmp/cgroupv2/foo

diff --git a/samples/bpf/tcp_bpf.readme b/samples/bpf/tcp_bpf.readme
new file mode 100644 (file)
index 0000000..831fb60
--- /dev/null
+++ b/samples/bpf/tcp_bpf.readme
@@ -0,0 +1,26 @@
+This file describes how to run the tcp_*_kern.o tcp_bpf (or socket_ops)
+programs. These programs attach to a cgroupv2. The following commands create
+a cgroupv2 and attach a bash shell to the group.
+
+  mkdir -p /tmp/cgroupv2
+  mount -t cgroup2 none /tmp/cgroupv2
+  mkdir -p /tmp/cgroupv2/foo
+  bash
+  echo $$ >> /tmp/cgroupv2/foo/cgroup.procs
+
+Anything that runs under this shell belongs to the foo cgroupv2 To load
+(attach) one of the tcp_*_kern.o programs:
+
+  ./load_sock_ops -l /tmp/cgroupv2/foo tcp_basertt_kern.o
+
+If the "-l" flag is used, the load_sock_ops program will continue to run
+printing the BPF log buffer. The tcp_*_kern.o programs use special print
+functions to print logging information (if enabled by the ifdef).
+
+If using netperf/netserver to create traffic, you need to run them under the
+cgroupv2 to which the BPF programs are attached (i.e. under bash shell
+attached to the cgroupv2).
+
+To remove (unattach) a socket_ops BPF program from a cgroupv2:
+
+  ./load_sock_ops -r /tmp/cgroupv2/foo