Merge remote-tracking branch 'remotes/vivier2/tags/linux-user-for-6.1-pull-request...

Linux-user pull request 20210713

Update headers to linux v5.13
cleanup errno target headers
Fix race condition on fd translation table

# gpg: Signature made Tue 13 Jul 2021 14:41:25 BST
# gpg:                using RSA key CD2F75DDC8E3A4DC2E4F5173F30C38BD3F2FBE3C
# gpg:                issuer "laurent@vivier.eu"
# gpg: Good signature from "Laurent Vivier <lvivier@redhat.com>" [full]
# gpg:                 aka "Laurent Vivier <laurent@vivier.eu>" [full]
# gpg:                 aka "Laurent Vivier (Red Hat) <lvivier@redhat.com>" [full]
# Primary key fingerprint: CD2F 75DD C8E3 A4DC 2E4F  5173 F30C 38BD 3F2F BE3C

* remotes/vivier2/tags/linux-user-for-6.1-pull-request:
  linux-user: update syscall.tbl to Linux v5.13
  linux-user, mips: update syscall-args-o32.c.inc to Linux v5.13
  linux-user: update syscall_nr.h to Linux v5.13
  fd-trans: Fix race condition on reallocation of the translation table.
  linux-user/syscall: Remove ERRNO_TABLE_SIZE check
  linux-user: Simplify host <-> target errno conversion using macros
  linux-user/mips: Move errno definitions to 'target_errno_defs.h'
  linux-user/hppa: Move errno definitions to 'target_errno_defs.h'
  linux-user/alpha: Move errno definitions to 'target_errno_defs.h'
  linux-user: Extract target errno to 'target_errno_defs.h'
  linux-user/sparc: Rename target_errno.h -> target_errno_defs.h
  linux-user/syscall: Fix RF-kill errno (typo in ERFKILL)

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>