git clone https://github.com/osmocom/rtl-sdr rtl-sdr-osmocom
cd rtl-sdr-osmocom
git rev-parse HEAD
619ac3186ea0ffc092615e1f59f7397e5e6f668c

blinick-wip_rtltcp_ringbuf.diff

patch -p 1 < blinick-wip_rtltcp_ringbuf.diff
patching file src/rtl_tcp.c

cmake -DINSTALL_UDEV_RULES=ON -DDETACH_KERNEL_DRIVER=ON .
make
sudo make install
sudo ldconfig

/usr/local/bin/rtl_tcp -a 0.0.0.0 -s 2048000

Found 1 device(s):
  0:  Realtek, RTL2838UHIDIR, SN: 00000001

Using device 0: Generic RTL2832U OEM
Detached kernel driver
Found Rafael Micro R820T tuner
[R82XX] PLL not locked!
Tuned to 100000000 Hz.
listening...
Use the device argument 'rtl_tcp=0.0.0.0:1234' in OsmoSDR (gr-osmosdr) source
to receive samples in GRC and control rtl_tcp parameters (frequency, gain, ...).

Connect to the host using SDRSharp, for example.

Patch thread