Akihiko Odaki wrote: > Allow the guest to reuse the hash value to make receive steering > consistent between the host and guest, and to save hash computation. > > Signed-off-by: Akihiko Odaki <akihiko.odaki@xxxxxxxxxx> > --- > Documentation/networking/tuntap.rst | 7 +++ > drivers/net/Kconfig | 1 + > drivers/net/tap.c | 45 ++++++++++++++-- > drivers/net/tun.c | 46 ++++++++++++---- > drivers/net/tun_vnet.h | 102 +++++++++++++++++++++++++++++++----- > include/linux/if_tap.h | 2 + > include/uapi/linux/if_tun.h | 48 +++++++++++++++++ > 7 files changed, 223 insertions(+), 28 deletions(-) > > diff --git a/Documentation/networking/tuntap.rst b/Documentation/networking/tuntap.rst > index 4d7087f727be..86b4ae8caa8a 100644 > --- a/Documentation/networking/tuntap.rst > +++ b/Documentation/networking/tuntap.rst > @@ -206,6 +206,13 @@ enable is true we enable it, otherwise we disable it:: > return ioctl(fd, TUNSETQUEUE, (void *)&ifr); > } > > +3.4 Reference > +------------- > + > +``linux/if_tun.h`` defines the interface described below: > + > +.. kernel-doc:: include/uapi/linux/if_tun.h > + > Universal TUN/TAP device driver Frequently Asked Question > ========================================================= > > diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig > index 9920b3a68ed1..e2a7bd703550 100644 > --- a/drivers/net/Kconfig > +++ b/drivers/net/Kconfig > @@ -395,6 +395,7 @@ config TUN > tristate "Universal TUN/TAP device driver support" > depends on INET > select CRC32 > + select SKB_EXTENSIONS > help > TUN/TAP provides packet reception and transmission for user space > programs. It can be viewed as a simple Point-to-Point or Ethernet > diff --git a/drivers/net/tap.c b/drivers/net/tap.c > index 9a34ceed0c2c..5e2fbe63ca47 100644 Merge the earlier tiny patch 2 into this one.