[4.0] arm/arm64: Do not group hardware events from different PMUs
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None of the 3 patches the cover letter announces are in this archive.
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| Patch | Peter Zijlstra (Intel) |
|---|---|
| Series | A-b |
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Cover letter [PATCHv2 0/3] [4.0] arm/arm64: Do not group hardware events from different PMUs
Quoted 16 lines · Suzuki K. Poulose
From: "Suzuki K. Poulose" <[email protected]>
This is a collection of fixes which denies grouping hardware events from different PMUs. They also fix crashes triggered by
perf_fuzzeron Linux-4.0-rc2.This series hasn't changed since V1, except for better commit messages.
Similar fixes are required in ARM-CCN PMU driver and is not straight forward as these changes.
Suzuki K. Poulose (3):
arm/pmu: Reject groups spanning multiple hardware PMUs arm64/pmu: Reject groups spanning multiple HW PMUs
arm-cci: Reject groups spanning multiple HW PMUs
Quoted 4 lines
arch/arm/kernel/perf_event.c | 21 +++++++++++++++------ arch/arm64/kernel/perf_event.c | 21 +++++++++++++++------ drivers/bus/arm-cci.c | 19 ++++++++++++++----- 3 files changed, 44 insertions(+), 17 deletions(-)