Thread (32 messages) 32 messages, 5 authors, 2020-02-03

Re: [PATCH bpf-next v2 9/9] riscv, perf: add arch specific perf_arch_bpf_user_pt_regs

From: Palmer Dabbelt <hidden>
Date: 2019-12-23 18:58:47
Also in: bpf, linux-riscv

On Mon, 16 Dec 2019 01:13:43 PST (-0800), Bjorn Topel wrote:
quoted hunk ↗ jump to hunk
RISC-V was missing a proper perf_arch_bpf_user_pt_regs macro for
CONFIG_PERF_EVENT builds.

Signed-off-by: Björn Töpel <redacted>
---
 arch/riscv/include/asm/perf_event.h | 4 ++++
 1 file changed, 4 insertions(+)
diff --git a/arch/riscv/include/asm/perf_event.h b/arch/riscv/include/asm/perf_event.h
index aefbfaa6a781..0234048b12bc 100644
--- a/arch/riscv/include/asm/perf_event.h
+++ b/arch/riscv/include/asm/perf_event.h
@@ -82,4 +82,8 @@ struct riscv_pmu {
 	int		irq;
 };

+#ifdef CONFIG_PERF_EVENTS
+#define perf_arch_bpf_user_pt_regs(regs) (struct user_regs_struct *)regs
+#endif
+
 #endif /* _ASM_RISCV_PERF_EVENT_H */
Reviewed-by: Palmer Dabbelt <redacted>
Acked-by: Palmer Dabbelt <redacted>
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