Messages in this thread | | | From | Will Deacon <> | Subject | Re: [PATCH v2] hw_breakpoint: fix single-stepping when using bpf_overflow_handler | Date | Fri, 18 Aug 2023 19:04:10 +0100 |
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On Mon, 5 Jun 2023 12:19:23 -0700, Tomislav Novak wrote: > Arm platforms use is_default_overflow_handler() to determine if the > hw_breakpoint code should single-step over the breakpoint trigger or > let the custom handler deal with it. > > Since bpf_overflow_handler() currently isn't recognized as a default > handler, attaching a BPF program to a PERF_TYPE_BREAKPOINT event causes > it to keep firing (the instruction triggering the data abort exception > is never skipped). For example: > > [...]
Applied to will (for-next/perf), thanks!
[1/1] hw_breakpoint: fix single-stepping when using bpf_overflow_handler https://git.kernel.org/will/c/d11a69873d9a
Cheers, -- Will
https://fixes.arm64.dev https://next.arm64.dev https://will.arm64.dev
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