Messages in this thread | | | Subject | Re: [PATCH 0/2] perf tests: Check for ARM [vectors] page | From | Florian Fainelli <> | Date | Wed, 31 Oct 2018 15:21:16 -0700 |
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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
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