diff options
Diffstat (limited to 'init')
| -rw-r--r-- | init/Kconfig | 6 | ||||
| -rw-r--r-- | init/calibrate.c | 2 | ||||
| -rw-r--r-- | init/main.c | 88 | ||||
| -rw-r--r-- | init/version.c | 1 |
4 files changed, 56 insertions, 41 deletions
diff --git a/init/Kconfig b/init/Kconfig index ad33c979e0b..f977086e118 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -125,6 +125,12 @@ config IPC_NS environments, to use ipc namespaces to provide different ipc objects for different servers. If unsure, say N. +config SYSVIPC_SYSCTL + bool + depends on SYSVIPC + depends on SYSCTL + default y + config POSIX_MQUEUE bool "POSIX Message Queues" depends on NET && EXPERIMENTAL diff --git a/init/calibrate.c b/init/calibrate.c index d206c7548fe..40ff3b40489 100644 --- a/init/calibrate.c +++ b/init/calibrate.c @@ -4,7 +4,7 @@ * Copyright (C) 1991, 1992 Linus Torvalds */ -#include <linux/sched.h> +#include <linux/jiffies.h> #include <linux/delay.h> #include <linux/init.h> diff --git a/init/main.c b/init/main.c index 4e9e92bb2b8..953500b02ac 100644 --- a/init/main.c +++ b/init/main.c @@ -40,6 +40,7 @@ #include <linux/cpu.h> #include <linux/cpuset.h> #include <linux/efi.h> +#include <linux/tick.h> #include <linux/taskstats_kern.h> #include <linux/delayacct.h> #include <linux/unistd.h> @@ -86,7 +87,6 @@ extern void init_IRQ(void); extern void fork_init(unsigned long); extern void mca_init(void); extern void sbus_init(void); -extern void sysctl_init(void); extern void signals_init(void); extern void pidhash_init(void); extern void pidmap_init(void); @@ -516,6 +516,7 @@ asmlinkage void __init start_kernel(void) * enable them */ lock_kernel(); + tick_init(); boot_cpu_init(); page_address_init(); printk(KERN_NOTICE); @@ -702,8 +703,8 @@ static void __init do_basic_setup(void) usermodehelper_init(); driver_init(); -#ifdef CONFIG_SYSCTL - sysctl_init(); +#ifdef CONFIG_PROC_FS + init_irq_proc(); #endif do_initcalls(); @@ -727,7 +728,49 @@ static void run_init_process(char *init_filename) kernel_execve(init_filename, argv_init, envp_init); } -static int init(void * unused) +/* This is a non __init function. Force it to be noinline otherwise gcc + * makes it inline to init() and it becomes part of init.text section + */ +static int noinline init_post(void) +{ + free_initmem(); + unlock_kernel(); + mark_rodata_ro(); + system_state = SYSTEM_RUNNING; + numa_default_policy(); + + if (sys_open((const char __user *) "/dev/console", O_RDWR, 0) < 0) + printk(KERN_WARNING "Warning: unable to open an initial console.\n"); + + (void) sys_dup(0); + (void) sys_dup(0); + + if (ramdisk_execute_command) { + run_init_process(ramdisk_execute_command); + printk(KERN_WARNING "Failed to execute %s\n", + ramdisk_execute_command); + } + + /* + * We try each of these until one succeeds. + * + * The Bourne shell can be used instead of init if we are + * trying to recover a really broken machine. + */ + if (execute_command) { + run_init_process(execute_command); + printk(KERN_WARNING "Failed to execute %s. Attempting " + "defaults...\n", execute_command); + } + run_init_process("/sbin/init"); + run_init_process("/etc/init"); + run_init_process("/bin/init"); + run_init_process("/bin/sh"); + + panic("No init found. Try passing init= option to kernel."); +} + +static int __init init(void * unused) { lock_kernel(); /* @@ -775,39 +818,6 @@ static int init(void * unused) * we're essentially up and running. Get rid of the * initmem segments and start the user-mode stuff.. */ - free_initmem(); - unlock_kernel(); - mark_rodata_ro(); - system_state = SYSTEM_RUNNING; - numa_default_policy(); - - if (sys_open((const char __user *) "/dev/console", O_RDWR, 0) < 0) - printk(KERN_WARNING "Warning: unable to open an initial console.\n"); - - (void) sys_dup(0); - (void) sys_dup(0); - - if (ramdisk_execute_command) { - run_init_process(ramdisk_execute_command); - printk(KERN_WARNING "Failed to execute %s\n", - ramdisk_execute_command); - } - - /* - * We try each of these until one succeeds. - * - * The Bourne shell can be used instead of init if we are - * trying to recover a really broken machine. - */ - if (execute_command) { - run_init_process(execute_command); - printk(KERN_WARNING "Failed to execute %s. Attempting " - "defaults...\n", execute_command); - } - run_init_process("/sbin/init"); - run_init_process("/etc/init"); - run_init_process("/bin/init"); - run_init_process("/bin/sh"); - - panic("No init found. Try passing init= option to kernel."); + init_post(); + return 0; } diff --git a/init/version.c b/init/version.c index 6c01ec1cc48..9d17d70ee02 100644 --- a/init/version.c +++ b/init/version.c @@ -12,7 +12,6 @@ #include <linux/utsname.h> #include <linux/utsrelease.h> #include <linux/version.h> -#include <linux/sched.h> #define version(a) Version_ ## a #define version_string(a) version(a) |