[GIT PULL] uml updates for 5.10

[Richard Weinberger]

[re-sending, this time with Linus in the recipient list...]

Linus,

The following changes since commit ba4f184e126b751d1bffad5897f263108befc780:

  Linux 5.9-rc6 (2020-09-20 16:33:55 -0700)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/rw/uml.git tags/for-linus-5.10-rc1

for you to fetch changes up to f06885b3f3e3884f98351d7b72a4fc8400911cde:

  um: vector: Add dynamic tap interfaces and scripting (2020-10-11 23:26:37 +0200)

----------------------------------------------------------------
This pull request contains the following changes for UML:

- Improve support for non-glibc systems
- Vector: Add support for scripting and dynamic tap devices
- Various fixes for the vector networking driver
- Various fixes for time travel mode

----------------------------------------------------------------
Anton Ivanov (1):
      um: vector: Add dynamic tap interfaces and scripting

Gabriel Krisman Bertazi (1):
      um: Remove dead usage of TIF_IA32

Gaurav Singh (1):
      um: Fix null pointer dereference in vector_user_bpf

Ignat Korchagin (2):
      um: Some fixes to build UML with musl
      um: Allow static linking for non-glibc implementations

Johannes Berg (4):
      um: time-travel: Fix IRQ handling in time_travel_handle_message()
      um: time-travel: Return the sequence number in ACK messages
      um: change sigio_spinlock to a mutex
      um: Clean up stacktrace dump

Li Heng (1):
      um: Remove redundant NULL check

Maciej Żenczykowski (1):
      um: Fix incorrect assumptions about max pid length

Tiezhu Yang (1):
      um: vector: Use GFP_ATOMIC under spin lock

 arch/um/Kconfig               |  6 ++--
 arch/um/drivers/Kconfig       |  6 ++--
 arch/um/drivers/daemon_user.c |  1 +
 arch/um/drivers/pcap_user.c   | 12 ++++----
 arch/um/drivers/slip_user.c   |  2 +-
 arch/um/drivers/vector_kern.c |  4 +--
 arch/um/drivers/vector_user.c | 71 ++++++++++++++++++++++++++++++++-----------
 arch/um/kernel/sigio.c        |  6 ++--
 arch/um/kernel/sysrq.c        |  4 +--
 arch/um/kernel/time.c         | 15 ++++++---
 arch/um/os-Linux/umid.c       |  8 ++---
 arch/um/os-Linux/util.c       |  2 +-
 arch/x86/um/ptrace_64.c       | 13 +-------
 arch/x86/um/user-offsets.c    |  2 +-
 14 files changed, 91 insertions(+), 61 deletions(-)