From: Heiko Carstens <heiko.carstens@de.ibm.com>
Date: Mon, 1 Feb 2016 13:12:08 +0000 (+0100)
Subject: s390/stacktrace: use nosched instead of savesched parameter
X-Git-Tag: v4.14-rc1~3657^2~27
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=77ec8a545136272ca3056ca3759836df0cfee5e5;p=platform%2Fkernel%2Flinux-rpi.git

s390/stacktrace: use nosched instead of savesched parameter

Use the inversed "nosched" logic like all other architectures.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Tested-by: Peter Oberparleiter <oberpar@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
---

diff --git a/arch/s390/kernel/stacktrace.c b/arch/s390/kernel/stacktrace.c
index 8f64ebd..3872d14f 100644
--- a/arch/s390/kernel/stacktrace.c
+++ b/arch/s390/kernel/stacktrace.c
@@ -14,7 +14,7 @@ static unsigned long save_context_stack(struct stack_trace *trace,
 					unsigned long sp,
 					unsigned long low,
 					unsigned long high,
-					int savesched)
+					int nosched)
 {
 	struct stack_frame *sf;
 	struct pt_regs *regs;
@@ -46,7 +46,7 @@ static unsigned long save_context_stack(struct stack_trace *trace,
 			return sp;
 		regs = (struct pt_regs *)sp;
 		addr = regs->psw.addr;
-		if (savesched || !in_sched_functions(addr)) {
+		if (!nosched || !in_sched_functions(addr)) {
 			if (!trace->skip)
 				trace->entries[trace->nr_entries++] = addr;
 			else
@@ -66,13 +66,13 @@ static void __save_stack_trace(struct stack_trace *trace, unsigned long sp)
 	frame_size = STACK_FRAME_OVERHEAD + sizeof(struct pt_regs);
 	new_sp = save_context_stack(trace, sp,
 			S390_lowcore.panic_stack + frame_size - PAGE_SIZE,
-			S390_lowcore.panic_stack + frame_size, 1);
+			S390_lowcore.panic_stack + frame_size, 0);
 	new_sp = save_context_stack(trace, new_sp,
 			S390_lowcore.async_stack + frame_size - ASYNC_SIZE,
-			S390_lowcore.async_stack + frame_size, 1);
+			S390_lowcore.async_stack + frame_size, 0);
 	save_context_stack(trace, new_sp,
 			   S390_lowcore.thread_info,
-			   S390_lowcore.thread_info + THREAD_SIZE, 1);
+			   S390_lowcore.thread_info + THREAD_SIZE, 0);
 }
 
 void save_stack_trace(struct stack_trace *trace)
@@ -98,7 +98,7 @@ void save_stack_trace_tsk(struct task_struct *tsk, struct stack_trace *trace)
 	}
 	low = (unsigned long) task_stack_page(tsk);
 	high = (unsigned long) task_pt_regs(tsk);
-	save_context_stack(trace, sp, low, high, 0);
+	save_context_stack(trace, sp, low, high, 1);
 	if (trace->nr_entries < trace->max_entries)
 		trace->entries[trace->nr_entries++] = ULONG_MAX;
 }