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[PARISC] Add __read_mostly section for parisc

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Flag a whole bunch of things as __read_mostly on parisc. Also flag a few
branches as unlikely() and cleanup a bit of code.

Signed-off-by: Helge Deller <deller@parisc-linux.org>
Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
This commit is contained in:
Helge Deller
2006-01-10 20:35:03 -05:00
committed by Kyle McMartin
parent 02706647a4
commit 8039de10aa
24 changed files with 79 additions and 73 deletions
Download Patch File Download Diff File Expand all files Collapse all files
drivers/parisc/eisa.c
+2 -2
View File
@@ -57,7 +57,7 @@
static DEFINE_SPINLOCK(eisa_irq_lock);
void __iomem *eisa_eeprom_addr;
void __iomem *eisa_eeprom_addr __read_mostly;
/* We can only have one EISA adapter in the system because neither
* implementation can be flexed.
@@ -141,7 +141,7 @@ static int slave_mask;
* in the furure.
*/
/* irq 13,8,2,1,0 must be edge */
static unsigned int eisa_irq_level; /* default to edge triggered */
static unsigned int eisa_irq_level __read_mostly; /* default to edge triggered */
/* called by free irq */
drivers/parisc/lasi.c
+1 -1
View File
@@ -150,7 +150,7 @@ void __init lasi_led_init(unsigned long lasi_hpa)
*
*/
static unsigned long lasi_power_off_hpa;
static unsigned long lasi_power_off_hpa __read_mostly;
static void lasi_power_off(void)
{
drivers/parisc/lba_pci.c
+1 -1
View File
@@ -167,7 +167,7 @@
/* non-postable I/O port space, densely packed */
#define LBA_PORT_BASE (PCI_F_EXTEND | 0xfee00000UL)
static void __iomem *astro_iop_base;
static void __iomem *astro_iop_base __read_mostly;
#define ELROY_HVERS 0x782
#define MERCURY_HVERS 0x783
drivers/parisc/led.c
+9 -9
View File
@@ -3,7 +3,7 @@
*
* (c) Copyright 2000 Red Hat Software
* (c) Copyright 2000 Helge Deller <hdeller@redhat.com>
* (c) Copyright 2001-2004 Helge Deller <deller@gmx.de>
* (c) Copyright 2001-2005 Helge Deller <deller@gmx.de>
* (c) Copyright 2001 Randolph Chung <tausq@debian.org>
*
* This program is free software; you can redistribute it and/or modify
@@ -56,13 +56,13 @@
relatively large amount of CPU time, some of the calculations can be
turned off with the following variables (controlled via procfs) */
static int led_type = -1;
static int led_type __read_mostly = -1;
static unsigned char lastleds; /* LED state from most recent update */
static unsigned int led_heartbeat = 1;
static unsigned int led_diskio = 1;
static unsigned int led_lanrxtx = 1;
static char lcd_text[32];
static char lcd_text_default[32];
static unsigned int led_heartbeat __read_mostly = 1;
static unsigned int led_diskio __read_mostly = 1;
static unsigned int led_lanrxtx __read_mostly = 1;
static char lcd_text[32] __read_mostly;
static char lcd_text_default[32] __read_mostly;
static struct workqueue_struct *led_wq;
@@ -108,7 +108,7 @@ struct pdc_chassis_lcd_info_ret_block {
/* lcd_info is pre-initialized to the values needed to program KittyHawk LCD's
* HP seems to have used Sharp/Hitachi HD44780 LCDs most of the time. */
static struct pdc_chassis_lcd_info_ret_block
lcd_info __attribute__((aligned(8))) =
lcd_info __attribute__((aligned(8))) __read_mostly =
{
.model = DISPLAY_MODEL_LCD,
.lcd_width = 16,
@@ -144,7 +144,7 @@ static int start_task(void)
device_initcall(start_task);
/* ptr to LCD/LED-specific function */
static void (*led_func_ptr) (unsigned char);
static void (*led_func_ptr) (unsigned char) __read_mostly;
#ifdef CONFIG_PROC_FS
static int led_proc_read(char *page, char **start, off_t off, int count,
drivers/parisc/pdc_stable.c
+1 -1
View File
@@ -70,7 +70,7 @@ MODULE_DESCRIPTION("sysfs interface to HP PDC Stable Storage data");
MODULE_LICENSE("GPL");
MODULE_VERSION(PDCS_VERSION);
static unsigned long pdcs_size = 0;
static unsigned long pdcs_size __read_mostly;
/* This struct defines what we need to deal with a parisc pdc path entry */
struct pdcspath_entry {
drivers/parisc/power.c
+6 -6
View File
@@ -2,7 +2,7 @@
* linux/arch/parisc/kernel/power.c
* HP PARISC soft power switch support driver
*
* Copyright (c) 2001-2002 Helge Deller <deller@gmx.de>
* Copyright (c) 2001-2005 Helge Deller <deller@gmx.de>
* All rights reserved.
*
*
@@ -102,7 +102,7 @@ static DECLARE_WORK(poweroff_work, deferred_poweroff, NULL);
static void poweroff(void)
{
static int powering_off;
static int powering_off __read_mostly;
if (powering_off)
return;
@@ -113,7 +113,7 @@ static void poweroff(void)
/* local time-counter for shutdown */
static int shutdown_timer;
static int shutdown_timer __read_mostly;
/* check, give feedback and start shutdown after one second */
static void process_shutdown(void)
@@ -139,7 +139,7 @@ static void process_shutdown(void)
DECLARE_TASKLET_DISABLED(power_tasklet, NULL, 0);
/* soft power switch enabled/disabled */
int pwrsw_enabled = 1;
int pwrsw_enabled __read_mostly = 1;
/*
* On gecko style machines (e.g. 712/xx and 715/xx)
@@ -149,7 +149,7 @@ int pwrsw_enabled = 1;
*/
static void gecko_tasklet_func(unsigned long unused)
{
if (!pwrsw_enabled)
if (unlikely(!pwrsw_enabled))
return;
if (__getDIAG(25) & 0x80000000) {
@@ -173,7 +173,7 @@ static void polling_tasklet_func(unsigned long soft_power_reg)
{
unsigned long current_status;
if (!pwrsw_enabled)
if (unlikely(!pwrsw_enabled))
return;
current_status = gsc_readl(soft_power_reg);