From 8acc688548b27151c45ee8a80f3a0b75f4a761c0 Mon Sep 17 00:00:00 2001
From: Baruch Siach <baruch@tkos.co.il>
Date: Tue, 6 Aug 2019 08:51:13 +0300
Subject: [PATCH] fix risc64 conflict with kernel headers

Rename user registers struct definitions to avoid conflict with the
asm/ptrace.h kernel header that defines the same structs. Use the
__riscv_mc prefix as glibc does.

Signed-off-by: Baruch Siach <baruch@tkos.co.il>
---
Upstream status: commit 8acc688548b

 arch/riscv64/bits/signal.h | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/arch/riscv64/bits/signal.h b/arch/riscv64/bits/signal.h
index 4c94a8f02edc..76d7ad80c8cd 100644
--- a/arch/riscv64/bits/signal.h
+++ b/arch/riscv64/bits/signal.h
@@ -12,29 +12,29 @@
 typedef unsigned long greg_t;
 typedef unsigned long gregset_t[32];
 
-struct __riscv_f_ext_state {
+struct __riscv_mc_f_ext_state {
 	unsigned int f[32];
 	unsigned int fcsr;
 };
 
-struct __riscv_d_ext_state {
+struct __riscv_mc_d_ext_state {
 	unsigned long long f[32];
 	unsigned int fcsr;
 };
 
-struct __riscv_q_ext_state {
+struct __riscv_mc_q_ext_state {
 	unsigned long long f[64] __attribute__((aligned(16)));
 	unsigned int fcsr;
 	unsigned int reserved[3];
 };
 
-union __riscv_fp_state {
-	struct __riscv_f_ext_state f;
-	struct __riscv_d_ext_state d;
-	struct __riscv_q_ext_state q;
+union __riscv_mc_fp_state {
+	struct __riscv_mc_f_ext_state f;
+	struct __riscv_mc_d_ext_state d;
+	struct __riscv_mc_q_ext_state q;
 };
 
-typedef union __riscv_fp_state fpregset_t;
+typedef union __riscv_mc_fp_state fpregset_t;
 
 typedef struct sigcontext {
 	gregset_t gregs;
-- 
2.20.1