linux-kernel - [PATCH 09/18] arch: parisc: Remove CONFIG

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Date:   Thu, 14 Jan 2021 17:05:22 +0530
From:   Viresh Kumar <viresh.kumar@...aro.org>
To:     Linus Torvalds <torvalds@...ux-foundation.org>,
        Robert Richter <rric@...nel.org>,
        "James E.J. Bottomley" <James.Bottomley@...senPartnership.com>,
        Helge Deller <deller@....de>
Cc:     Viresh Kumar <viresh.kumar@...aro.org>,
        Vincent Guittot <vincent.guittot@...aro.org>,
        Arnd Bergmann <arnd@...nel.org>, oprofile-list@...ts.sf.net,
        William Cohen <wcohen@...hat.com>,
        Alexander Viro <viro@...iv.linux.org.uk>,
        anmar.oueja@...aro.org, Christoph Hellwig <hch@...radead.org>,
        linux-parisc@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 09/18] 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@...radead.org>
Suggested-by: Linus Torvalds <torvalds@...ux-foundation.org>
Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>
---
 arch/parisc/Kconfig           |  1 -
 arch/parisc/Makefile          |  2 --
 arch/parisc/oprofile/Makefile | 10 ----------
 arch/parisc/oprofile/init.c   | 23 -----------------------
 4 files changed, 36 deletions(-)
 delete mode 100644 arch/parisc/oprofile/Makefile
 delete mode 100644 arch/parisc/oprofile/init.c

diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig
index 78b17621ee4a..c2216e53fa81 100644
--- a/arch/parisc/Kconfig
+++ b/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
diff --git a/arch/parisc/Makefile b/arch/parisc/Makefile
index 5140c602207f..7d9f71aa829a 100644
--- a/arch/parisc/Makefile
+++ b/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 := $(shell if (which palo 2>&1); then : ; \
diff --git a/arch/parisc/oprofile/Makefile b/arch/parisc/oprofile/Makefile
deleted file mode 100644
index 86a1ccc328eb..000000000000
--- a/arch/parisc/oprofile/Makefile
+++ /dev/null
@@ -1,10 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0
-obj-$(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
diff --git a/arch/parisc/oprofile/init.c b/arch/parisc/oprofile/init.c
deleted file mode 100644
index 026cba2af07a..000000000000
--- a/arch/parisc/oprofile/init.c
+++ /dev/null
@@ -1,23 +0,0 @@
-/**
- * @file init.c
- *
- * @remark Copyright 2002 OProfile authors
- * @remark Read the file COPYING
- *
- * @author John Levon <levon@...ementarian.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)
-{
-}
-- 
2.25.0.rc1.19.g042ed3e048af