]> git.proxmox.com Git - mirror_ubuntu-kernels.git/commit
Makefile: support flag -fsanitizer-coverage=trace-cmp
authorVictor Chibotaru <tchibo@google.com>
Fri, 17 Nov 2017 23:30:50 +0000 (15:30 -0800)
committerLinus Torvalds <torvalds@linux-foundation.org>
Sat, 18 Nov 2017 00:10:04 +0000 (16:10 -0800)
commitd677a4d6019385488e794cc47bd3d6f9c2aab874
tree5c94f48e2a9acfb553a359c30bcbb2c0f76ba266
parentded97d2c2b2c5f1dcced0bc57133f7753b037dfc
Makefile: support flag -fsanitizer-coverage=trace-cmp

The flag enables Clang instrumentation of comparison operations
(currently not supported by GCC).  This instrumentation is needed by the
new KCOV device to collect comparison operands.

Link: http://lkml.kernel.org/r/20171011095459.70721-2-glider@google.com
Signed-off-by: Victor Chibotaru <tchibo@google.com>
Signed-off-by: Alexander Potapenko <glider@google.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Andrey Konovalov <andreyknvl@google.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Alexander Popov <alex.popov@linux.com>
Cc: Andrey Ryabinin <aryabinin@virtuozzo.com>
Cc: Kees Cook <keescook@chromium.org>
Cc: Vegard Nossum <vegard.nossum@oracle.com>
Cc: Quentin Casasnovas <quentin.casasnovas@oracle.com>
Cc: <syzkaller@googlegroups.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Makefile
lib/Kconfig.debug
scripts/Makefile.kcov [new file with mode: 0644]