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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-14 09:46:06 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-14 09:46:06 -0800
commit414f827c46973ba39320cfb43feb55a0eeb9b4e8 (patch)
tree45e860974ef698e71370a0ebdddcff4f14fbdf9e /init
parent86a71dbd3e81e8870d0f0e56b87875f57e58222b (diff)
parent126b1922367fbe5513daa675a2abd13ed3917f4e (diff)
downloadlinux-414f827c46973ba39320cfb43feb55a0eeb9b4e8.tar.gz
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')
-rw-r--r--init/main.c81
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;
 }