From: Martin Schwidefsky <schwidefsky@de.ibm.com>
Date: Tue, 28 Nov 2017 17:20:53 +0100
Subject: s390/gs: add compat regset for the guarded storage broadcast control
 block
Git-commit: 9d0ca444d0b317d31acf6f8fc18ac6f478518924
Patch-mainline: v4.15-rc2
References: git-fixes e525f8a6e696

git commit e525f8a6e696210d15f8b8277d4da12fc4add299
"s390/gs: add regset for the guarded storage broadcast control block"
added the missing regset to the s390_regsets array but failed to add it
to the s390_compat_regsets array.

Fixes: e525f8a6e696 ("add compat regset for the guarded storage broadcast control block")
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
 arch/s390/kernel/ptrace.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/s390/kernel/ptrace.c b/arch/s390/kernel/ptrace.c
index 26c0523c1488..cd3df5514552 100644
--- a/arch/s390/kernel/ptrace.c
+++ b/arch/s390/kernel/ptrace.c
@@ -1650,6 +1650,14 @@ static const struct user_regset s390_compat_regsets[] = {
 		.get = s390_gs_cb_get,
 		.set = s390_gs_cb_set,
 	},
+	{
+		.core_note_type = NT_S390_GS_BC,
+		.n = sizeof(struct gs_cb) / sizeof(__u64),
+		.size = sizeof(__u64),
+		.align = sizeof(__u64),
+		.get = s390_gs_bc_get,
+		.set = s390_gs_bc_set,
+	},
 };
 
 static const struct user_regset_view user_s390_compat_view = {