diff options
| author |   Will Deacon <will@kernel.org> | 2024-09-12 13:43:16 +0100 |
|---|---|---|
| committer | Will Deacon <will@kernel.org> | 2024-09-12 13:43:16 +0100 |
| commit | 119e3eef3262108c74d3f832372d8b74b7169c45 (patch) | |
| tree | 7eb9017ed38a9b5424f4941b8a7699700f7e3b7c /kernel | |
| parent | Merge branch 'for-next/mm' into for-next/core (diff) | |
| parent | perf: arm-ni: Fix an NULL vs IS_ERR() bug (diff) | |
| download | wireguard-linux-119e3eef3262108c74d3f832372d8b74b7169c45.tar.xz wireguard-linux-119e3eef3262108c74d3f832372d8b74b7169c45.zip | |
Merge branch 'for-next/perf' into for-next/core
* for-next/perf: (33 commits)
perf: arm-ni: Fix an NULL vs IS_ERR() bug
perf: arm_pmuv3: Use BR_RETIRED for HW branch event if enabled
MAINTAINERS: List Arm interconnect PMUs as supported
perf: Add driver for Arm NI-700 interconnect PMU
dt-bindings/perf: Add Arm NI-700 PMU
perf/arm-cmn: Improve format attr printing
perf/arm-cmn: Clean up unnecessary NUMA_NO_NODE check
perf/arm-cmn: Support CMN S3
dt-bindings: perf: arm-cmn: Add CMN S3
perf/arm-cmn: Refactor DTC PMU register access
perf/arm-cmn: Make cycle counts less surprising
perf/arm-cmn: Improve build-time assertion
perf/arm-cmn: Ensure dtm_idx is big enough
perf/arm-cmn: Fix CCLA register offset
perf/arm-cmn: Refactor node ID handling. Again.
drivers/perf: hisi_pcie: Export supported Root Ports [bdf_min, bdf_max]
drivers/perf: hisi_pcie: Fix TLP headers bandwidth counting
drivers/perf: hisi_pcie: Record hardware counts correctly
drivers/perf: arm_spe: Use perf_allow_kernel() for permissions
perf/dwc_pcie: Add support for QCOM vendor devices
...
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/events/core.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/kernel/events/core.c b/kernel/events/core.c index aa3450bdc227..ae7d63c0c593 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -13351,6 +13351,15 @@ const struct perf_event_attr *perf_event_attrs(struct perf_event *event) return &event->attr; } +int perf_allow_kernel(struct perf_event_attr *attr) +{ + if (sysctl_perf_event_paranoid > 1 && !perfmon_capable()) + return -EACCES; + + return security_perf_event_open(attr, PERF_SECURITY_KERNEL); +} +EXPORT_SYMBOL_GPL(perf_allow_kernel); + /* * Inherit an event from parent task to child task. * |