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- Fix deadlock in the perf_mmap() failure path (Peter Zijlstra)
- Intel ACR (Auto Counter Reload) fixes (Dapeng Mi):
- Fix validation and configuration of ACR masks
- Fix ACR rescheduling bug causing stale masks
- Disable the PMI on ACR-enabled hardware
- Enable ACR on Panther Cover uarch too
Signed-off-by: Ingo Molnar <mingo@kernel.org>
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Merge tag 'perf-urgent-2026-05-09' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull perf events fixes from Ingo Molnar:
- Fix deadlock in the perf_mmap() failure path (Peter Zijlstra)
- Intel ACR (Auto Counter Reload) fixes (Dapeng Mi):
- Fix validation and configuration of ACR masks
- Fix ACR rescheduling bug causing stale masks
- Disable the PMI on ACR-enabled hardware
- Enable ACR on Panther Cover uarch too
* tag 'perf-urgent-2026-05-09' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
perf/x86/intel: Enable auto counter reload for DMR
perf/x86/intel: Disable PMI for self-reloaded ACR events
perf/x86/intel: Always reprogram ACR events to prevent stale masks
perf/x86/intel: Improve validation and configuration of ACR masks
perf/core: Fix deadlock in perf_mmap() failure path
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