linux-kernel - [PATCH 07/18] arch: microblaze: Remove CONFIG

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Date:   Thu, 14 Jan 2021 17:05:20 +0530
From:   Viresh Kumar <viresh.kumar@...aro.org>
To:     Linus Torvalds <torvalds@...ux-foundation.org>,
        Robert Richter <rric@...nel.org>,
        Michal Simek <monstr@...str.eu>
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-kernel@...r.kernel.org
Subject: [PATCH 07/18] arch: microblaze: 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/microblaze/Kconfig                       |  1 -
 arch/microblaze/Makefile                      |  2 --
 arch/microblaze/oprofile/Makefile             | 14 ------------
 .../microblaze/oprofile/microblaze_oprofile.c | 22 -------------------
 4 files changed, 39 deletions(-)
 delete mode 100644 arch/microblaze/oprofile/Makefile
 delete mode 100644 arch/microblaze/oprofile/microblaze_oprofile.c

diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig
index f82795592ce5..25a5a3fb14aa 100644
--- a/arch/microblaze/Kconfig
+++ b/arch/microblaze/Kconfig
@@ -30,7 +30,6 @@ config MICROBLAZE
 	select HAVE_FTRACE_MCOUNT_RECORD
 	select HAVE_FUNCTION_GRAPH_TRACER
 	select HAVE_FUNCTION_TRACER
-	select HAVE_OPROFILE
 	select HAVE_PCI
 	select IRQ_DOMAIN
 	select XILINX_INTC
diff --git a/arch/microblaze/Makefile b/arch/microblaze/Makefile
index bb980891816d..b41f323e1fde 100644
--- a/arch/microblaze/Makefile
+++ b/arch/microblaze/Makefile
@@ -54,8 +54,6 @@ core-y += arch/microblaze/kernel/
 core-y += arch/microblaze/mm/
 core-$(CONFIG_PCI) += arch/microblaze/pci/
 
-drivers-$(CONFIG_OPROFILE) += arch/microblaze/oprofile/
-
 boot := arch/microblaze/boot
 
 # Are we making a simpleImage.<boardname> target? If so, crack out the boardname
diff --git a/arch/microblaze/oprofile/Makefile b/arch/microblaze/oprofile/Makefile
deleted file mode 100644
index 107f2f55d995..000000000000
--- a/arch/microblaze/oprofile/Makefile
+++ /dev/null
@@ -1,14 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0
-#
-# arch/microblaze/oprofile/Makefile
-#
-
-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) microblaze_oprofile.o
diff --git a/arch/microblaze/oprofile/microblaze_oprofile.c b/arch/microblaze/oprofile/microblaze_oprofile.c
deleted file mode 100644
index def17e59888e..000000000000
--- a/arch/microblaze/oprofile/microblaze_oprofile.c
+++ /dev/null
@@ -1,22 +0,0 @@
-/*
- * Microblaze oprofile code
- *
- * Copyright (C) 2009 Michal Simek <monstr@...str.eu>
- * Copyright (C) 2009 PetaLogix
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- */
-
-#include <linux/oprofile.h>
-#include <linux/init.h>
-
-int __init oprofile_arch_init(struct oprofile_operations *ops)
-{
-	return -1;
-}
-
-void oprofile_arch_exit(void)
-{
-}
-- 
2.25.0.rc1.19.g042ed3e048af