On 10/24/18 5:09 PM, Florian Fainelli wrote: > Hi all, > > I just painfully learned that perf would segfault when > CONFIG_KUSER_HELPERS is disabled because it unconditionally makes use of > it. This patch series adds an ARM test for that by leveraging the > existing find_vdso_map() function and making it more generic and capable > of location any map within /proc/self/maps.
Any feedback on this? > > Florian Fainelli (2): > perf tools: Make find_vdso_map() more modular > perf tests: Add a test for the ARM 32-bit [vectors] page > > tools/perf/arch/arm/tests/Build | 1 + > tools/perf/arch/arm/tests/arch-tests.c | 4 +++ > tools/perf/arch/arm/tests/vectors-page.c | 20 +++++++++++++++ > tools/perf/tests/tests.h | 5 ++++ > tools/perf/util/find-map.c | 31 ++++++++++++++++++++++++ > tools/perf/util/find-vdso-map.c | 30 +++-------------------- > 6 files changed, 64 insertions(+), 27 deletions(-) > create mode 100644 tools/perf/arch/arm/tests/vectors-page.c > create mode 100644 tools/perf/util/find-map.c > -- Florian
