[PATCH v2 0/3] Bitops instrumentation for KASAN

Marco Elver
2019-05-29T14:23:27Z

The previous version of this patch series and discussion can be found
here: https://lkml.org/lkml/2019/5/28/769

The most significant change is the change of the instrumented access
size to cover the entire word of a bit.

Marco Elver (3):
lib/test_kasan: Add bitops tests
x86: Move CPU feature test out of uaccess region
asm-generic, x86: Add bitops instrumentation for KASAN

Documentation/core-api/kernel-api.rst | 2 +-
arch/x86/ia32/ia32_signal.c | 9 +-
arch/x86/include/asm/bitops.h | 210 ++++----------
include/asm-generic/bitops-instrumented.h | 317 ++++++++++++++++++++++
lib/test_kasan.c | 75 ++++-
5 files changed, 450 insertions(+), 163 deletions(-)
create mode 100644 include/asm-generic/bitops-instrumented.h

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2.22.0.rc1.257.g3120a18244-goog