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author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-02-14 09:46:06 -0800 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-02-14 09:46:06 -0800 |
commit | 414f827c46973ba39320cfb43feb55a0eeb9b4e8 (patch) | |
tree | 45e860974ef698e71370a0ebdddcff4f14fbdf9e /init/main.c | |
parent | 86a71dbd3e81e8870d0f0e56b87875f57e58222b (diff) | |
parent | 126b1922367fbe5513daa675a2abd13ed3917f4e (diff) | |
download | linux-414f827c46973ba39320cfb43feb55a0eeb9b4e8.tar.gz linux-414f827c46973ba39320cfb43feb55a0eeb9b4e8.tar.bz2 linux-414f827c46973ba39320cfb43feb55a0eeb9b4e8.zip |
Merge branch 'for-linus' of git://one.firstfloor.org/home/andi/git/linux-2.6
* 'for-linus' of git://one.firstfloor.org/home/andi/git/linux-2.6: (94 commits)
[PATCH] x86-64: Remove mk_pte_phys()
[PATCH] i386: Fix broken CONFIG_COMPAT_VDSO on i386
[PATCH] i386: fix 32-bit ioctls on x64_32
[PATCH] x86: Unify pcspeaker platform device code between i386/x86-64
[PATCH] i386: Remove extern declaration from mm/discontig.c, put in header.
[PATCH] i386: Rename cpu_gdt_descr and remove extern declaration from smpboot.c
[PATCH] i386: Move mce_disabled to asm/mce.h
[PATCH] i386: paravirt unhandled fallthrough
[PATCH] x86_64: Wire up compat epoll_pwait
[PATCH] x86: Don't require the vDSO for handling a.out signals
[PATCH] i386: Fix Cyrix MediaGX detection
[PATCH] i386: Fix warning in cpu initialization
[PATCH] i386: Fix warning in microcode.c
[PATCH] x86: Enable NMI watchdog for AMD Family 0x10 CPUs
[PATCH] x86: Add new CPUID bits for AMD Family 10 CPUs in /proc/cpuinfo
[PATCH] i386: Remove fastcall in paravirt.[ch]
[PATCH] x86-64: Fix wrong gcc check in bitops.h
[PATCH] x86-64: survive having no irq mapping for a vector
[PATCH] i386: geode configuration fixes
[PATCH] i386: add option to show more code in oops reports
...
Diffstat (limited to 'init/main.c')
-rw-r--r-- | init/main.c | 81 |
1 files changed, 45 insertions, 36 deletions
diff --git a/init/main.c b/init/main.c index 649ab5443d43..2421e1544127 100644 --- a/init/main.c +++ b/init/main.c @@ -726,7 +726,49 @@ 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(); /* @@ -774,39 +816,6 @@ 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; } |