netdev - [PATCH bpf-next 7/8] riscv, bpf: add missing uapi header for BPF_PROG_TYPE_PERF

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Date:   Mon,  9 Dec 2019 18:31:35 +0100
From:   Björn Töpel <bjorn.topel@...il.com>
To:     daniel@...earbox.net, ast@...nel.org, netdev@...r.kernel.org
Cc:     Björn Töpel <bjorn.topel@...il.com>,
        linux-riscv@...ts.infradead.org, bpf@...r.kernel.org
Subject: [PATCH bpf-next 7/8] riscv, bpf: add missing uapi header for BPF_PROG_TYPE_PERF_EVENT programs

Add missing uapi header the BPF_PROG_TYPE_PERF_EVENT programs by
exporting struct user_regs_struct instead of struct pt_regs which is
in-kernel only.

Signed-off-by: Björn Töpel <bjorn.topel@...il.com>
---
 arch/riscv/include/uapi/asm/bpf_perf_event.h | 9 +++++++++
 tools/include/uapi/asm/bpf_perf_event.h      | 2 ++
 2 files changed, 11 insertions(+)
 create mode 100644 arch/riscv/include/uapi/asm/bpf_perf_event.h

diff --git a/arch/riscv/include/uapi/asm/bpf_perf_event.h b/arch/riscv/include/uapi/asm/bpf_perf_event.h
new file mode 100644
index 000000000000..6cb1c2823288
--- /dev/null
+++ b/arch/riscv/include/uapi/asm/bpf_perf_event.h
@@ -0,0 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+#ifndef _UAPI__ASM_BPF_PERF_EVENT_H__
+#define _UAPI__ASM_BPF_PERF_EVENT_H__
+
+#include <asm/ptrace.h>
+
+typedef struct user_regs_struct bpf_user_pt_regs_t;
+
+#endif /* _UAPI__ASM_BPF_PERF_EVENT_H__ */
diff --git a/tools/include/uapi/asm/bpf_perf_event.h b/tools/include/uapi/asm/bpf_perf_event.h
index 13a58531e6fa..39acc149d843 100644
--- a/tools/include/uapi/asm/bpf_perf_event.h
+++ b/tools/include/uapi/asm/bpf_perf_event.h
@@ -2,6 +2,8 @@
 #include "../../arch/arm64/include/uapi/asm/bpf_perf_event.h"
 #elif defined(__s390__)
 #include "../../arch/s390/include/uapi/asm/bpf_perf_event.h"
+#elif defined(__riscv)
+#include "../../arch/riscv/include/uapi/asm/bpf_perf_event.h"
 #else
 #include <uapi/asm-generic/bpf_perf_event.h>
 #endif
-- 
2.20.1