From df23e2be3d240b67222375062ce873f5ec84854d Mon Sep 17 00:00:00 2001
From: Peter Zijlstra <peterz@infradead.org>
Date: Sat, 21 Mar 2020 12:25:49 +0100
Subject: [PATCH] acpi: Remove header dependency

In order to avoid future header hell, remove the inclusion of
proc_fs.h from acpi_bus.h. All it needs is a forward declaration of a
struct.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Link: https://lkml.kernel.org/r/20200321113241.246190285@linutronix.de
---
 drivers/platform/x86/dell-smo8800.c                      | 1 +
 drivers/platform/x86/wmi.c                               | 1 +
 drivers/thermal/intel/int340x_thermal/acpi_thermal_rel.c | 1 +
 include/acpi/acpi_bus.h                                  | 2 +-
 4 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/platform/x86/dell-smo8800.c b/drivers/platform/x86/dell-smo8800.c
index bfcc1d1b9b96fb..b531fe8ab7e0c9 100644
--- a/drivers/platform/x86/dell-smo8800.c
+++ b/drivers/platform/x86/dell-smo8800.c
@@ -16,6 +16,7 @@
 #include <linux/interrupt.h>
 #include <linux/miscdevice.h>
 #include <linux/uaccess.h>
+#include <linux/fs.h>
 
 struct smo8800_device {
 	u32 irq;                     /* acpi device irq */
diff --git a/drivers/platform/x86/wmi.c b/drivers/platform/x86/wmi.c
index dc2e966a5c2542..941739db7199f1 100644
--- a/drivers/platform/x86/wmi.c
+++ b/drivers/platform/x86/wmi.c
@@ -29,6 +29,7 @@
 #include <linux/uaccess.h>
 #include <linux/uuid.h>
 #include <linux/wmi.h>
+#include <linux/fs.h>
 #include <uapi/linux/wmi.h>
 
 ACPI_MODULE_NAME("wmi");
diff --git a/drivers/thermal/intel/int340x_thermal/acpi_thermal_rel.c b/drivers/thermal/intel/int340x_thermal/acpi_thermal_rel.c
index 7130e90773ed6e..a478cff8162aad 100644
--- a/drivers/thermal/intel/int340x_thermal/acpi_thermal_rel.c
+++ b/drivers/thermal/intel/int340x_thermal/acpi_thermal_rel.c
@@ -19,6 +19,7 @@
 #include <linux/acpi.h>
 #include <linux/uaccess.h>
 #include <linux/miscdevice.h>
+#include <linux/fs.h>
 #include "acpi_thermal_rel.h"
 
 static acpi_handle acpi_thermal_rel_handle;
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index 0c23fd0548d1a0..a92bea7184a820 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -80,7 +80,7 @@ bool acpi_dev_present(const char *hid, const char *uid, s64 hrv);
 
 #ifdef CONFIG_ACPI
 
-#include <linux/proc_fs.h>
+struct proc_dir_entry;
 
 #define ACPI_BUS_FILE_ROOT	"acpi"
 extern struct proc_dir_entry *acpi_root_dir;