arch: parisc: Remove CONFIG_OPROFILE support

The "oprofile" user-space tools don't use the kernel OPROFILE support
any more, and haven't in a long time. User-space has been converted to
the perf interfaces.

Remove the old oprofile's architecture specific support.

Suggested-by: Christoph Hellwig <hch@infradead.org>
Suggested-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Acked-by: Robert Richter <rric@kernel.org>
Acked-by: William Cohen <wcohen@redhat.com>
Acked-by: Al Viro <viro@zeniv.linux.org.uk>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Helge Deller <deller@gmx.de> # parisc

arch/parisc/Kconfig

@@ -4,7 +4,6 @@ config PARISC
 	select ARCH_32BIT_OFF_T if !64BIT
 	select ARCH_MIGHT_HAVE_PC_PARPORT
 	select HAVE_IDE
-	select HAVE_OPROFILE
 	select HAVE_FUNCTION_TRACER
 	select HAVE_FUNCTION_GRAPH_TRACER
 	select HAVE_SYSCALL_TRACEPOINTS

arch/parisc/Makefile

@@ -116,8 +116,6 @@ kernel-y			:= mm/ kernel/ math-emu/
 core-y	+= $(addprefix arch/parisc/, $(kernel-y))
 libs-y	+= arch/parisc/lib/ $(LIBGCC)
 
-drivers-$(CONFIG_OPROFILE)		+= arch/parisc/oprofile/
-
 boot	:= arch/parisc/boot
 
 PALO := $(shell if (which palo 2>&1); then : ; \

arch/parisc/oprofile/Makefile

@@ -1,10 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0
-obj-$(CONFIG_OPROFILE) += oprofile.o
-
-DRIVER_OBJS = $(addprefix ../../../drivers/oprofile/, \
-		oprof.o cpu_buffer.o buffer_sync.o \
-		event_buffer.o oprofile_files.o \
-		oprofilefs.o oprofile_stats.o \
-		timer_int.o )
-
-oprofile-y				:= $(DRIVER_OBJS) init.o

arch/parisc/oprofile/init.c

@@ -1,23 +0,0 @@
-/**
- * @file init.c
- *
- * @remark Copyright 2002 OProfile authors
- * @remark Read the file COPYING
- *
- * @author John Levon <levon@movementarian.org>
- */
-
-#include <linux/errno.h>
-#include <linux/init.h>
-#include <linux/kernel.h>
-#include <linux/oprofile.h>
-
-int __init oprofile_arch_init(struct oprofile_operations *ops)
-{
-	return -ENODEV;
-}
-
-
-void oprofile_arch_exit(void)
-{
-}