pull-request: bpf 2019-12-23

[Daniel Borkmann <daniel@iogearbox.net>]

Hi David,

The following pull-request contains BPF updates for your *net* tree.

We've added 2 non-merge commits during the last 1 day(s) which contain
a total of 4 files changed, 34 insertions(+), 31 deletions(-).

The main changes are:

1) Fix libbpf build when building on a read-only filesystem with O=dir
   option, from Namhyung Kim.

2) Fix a precision tracking bug for unknown scalars, from Daniel Borkmann.

Please consider pulling these changes from:

  git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git

Thanks a lot & Merry Xmas!

Also thanks to reporters, reviewers and testers of commits in this pull-request:

Anatoly Trosinenko, Andrii Nakryiko

----------------------------------------------------------------

The following changes since commit c60174717544aa8959683d7e19d568309c3a0c65:

  Merge tag 'xfs-5.5-fixes-2' of git://git.kernel.org/pub/scm/fs/xfs/xfs-linux (2019-12-22 10:59:06 -0800)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git 

for you to fetch changes up to fa633a0f89192379828103957874682d389eae83:

  libbpf: Fix build on read-only filesystems (2019-12-23 15:34:06 +0100)

----------------------------------------------------------------
Daniel Borkmann (1):
      bpf: Fix precision tracking for unbounded scalars

Namhyung Kim (1):
      libbpf: Fix build on read-only filesystems

 kernel/bpf/verifier.c                  | 43 +++++++++++++++++-----------------
 tools/lib/bpf/Makefile                 | 15 ++++++------
 tools/testing/selftests/bpf/.gitignore |  1 +
 tools/testing/selftests/bpf/Makefile   |  6 ++---
 4 files changed, 34 insertions(+), 31 deletions(-)