Merge branch 'linus' into core/rcu

8 files changed, 43 insertions, 99 deletions

diff --git a/init/Kconfig b/init/Kconfig
index 6199d112090..b678803decc 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -171,7 +171,7 @@ config BSD_PROCESS_ACCT_V3
 	  process and it's parent. Note that this file format is incompatible
 	  with previous v0/v1/v2 file formats, so you will need updated tools
 	  for processing it. A preliminary version of these tools is available
-	  at <http://www.physik3.uni-rostock.de/tim/kernel/utils/acct/>.
+	  at <http://www.gnu.org/software/acct/>.
 
 config TASKSTATS
 	bool "Export task/process statistics through netlink (EXPERIMENTAL)"
@@ -486,7 +486,7 @@ config PID_NS
 	default n
 	depends on NAMESPACES && EXPERIMENTAL
 	help
-	  Suport process id namespaces.  This allows having multiple
+	  Support process id namespaces.  This allows having multiple
 	  process with the same pid as long as they are in different
 	  pid namespaces.  This is a building block of containers.
 
@@ -522,7 +522,7 @@ config CC_OPTIMIZE_FOR_SIZE
 	  Enabling this option will pass "-Os" instead of "-O2" to gcc
 	  resulting in a smaller kernel.
 
-	  If unsure, say N.
+	  If unsure, say Y.
 
 config SYSCTL
 	bool
@@ -802,6 +802,10 @@ config PROC_PAGE_MONITOR
 
 endmenu		# General setup
 
+config HAVE_GENERIC_DMA_COHERENT
+	bool
+	default n
+
 config SLABINFO
 	bool
 	depends on PROC_FS
@@ -841,9 +845,10 @@ menuconfig MODULES
 
 	  If unsure, say Y.
 
+if MODULES
+
 config MODULE_FORCE_LOAD
 	bool "Forced module loading"
-	depends on MODULES
 	default n
 	help
 	  Allow loading of modules without version information (ie. modprobe
@@ -852,12 +857,11 @@ config MODULE_FORCE_LOAD
 
 config MODULE_UNLOAD
 	bool "Module unloading"
-	depends on MODULES
 	help
 	  Without this option you will not be able to unload any
 	  modules (note that some modules may not be unloadable
-	  anyway), which makes your kernel slightly smaller and
-	  simpler.  If unsure, say Y.
+	  anyway), which makes your kernel smaller, faster
+	  and simpler.  If unsure, say Y.
 
 config MODULE_FORCE_UNLOAD
 	bool "Forced module unloading"
@@ -871,7 +875,6 @@ config MODULE_FORCE_UNLOAD
 
 config MODVERSIONS
 	bool "Module versioning support"
-	depends on MODULES
 	help
 	  Usually, you have to use modules compiled with your kernel.
 	  Saying Y here makes it sometimes possible to use modules
@@ -882,7 +885,6 @@ config MODVERSIONS
 
 config MODULE_SRCVERSION_ALL
 	bool "Source checksum for all modules"
-	depends on MODULES
 	help
 	  Modules which contain a MODULE_VERSION get an extra "srcversion"
 	  field inserted into their modinfo section, which contains a
@@ -893,16 +895,12 @@ config MODULE_SRCVERSION_ALL
 	  will be created for all modules.  If unsure, say N.
 
 config KMOD
-	bool "Automatic kernel module loading"
-	depends on MODULES
-	help
-	  Normally when you have selected some parts of the kernel to
-	  be created as kernel modules, you must load them (using the
-	  "modprobe" command) before you can use them. If you say Y
-	  here, some parts of the kernel will be able to load modules
-	  automatically: when a part of the kernel needs a module, it
-	  runs modprobe with the appropriate arguments, thereby
-	  loading the module if it is available.  If unsure, say Y.
+	def_bool y
+	help
+	  This is being removed soon.  These days, CONFIG_MODULES
+	  implies CONFIG_KMOD, so use that instead.
+
+endif # MODULES
 
 config STOP_MACHINE
 	bool
diff --git a/init/calibrate.c b/init/calibrate.c
index 7963e3fc51d..a379c906119 100644
--- a/init/calibrate.c
+++ b/init/calibrate.c
@@ -170,7 +170,7 @@ void __cpuinit calibrate_delay(void)
 				loops_per_jiffy &= ~loopbit;
 		}
 	}
-	printk(KERN_INFO "%lu.%02lu BogoMIPS (lpj=%lu)\n",
+	printk(KERN_CONT "%lu.%02lu BogoMIPS (lpj=%lu)\n",
 			loops_per_jiffy/(500000/HZ),
 			(loops_per_jiffy/(5000/HZ)) % 100, loops_per_jiffy);
 }
diff --git a/init/do_mounts.c b/init/do_mounts.c
index a1de1bf3d6b..3715feb8446 100644
--- a/init/do_mounts.c
+++ b/init/do_mounts.c
@@ -12,6 +12,7 @@
 #include <linux/device.h>
 #include <linux/init.h>
 #include <linux/fs.h>
+#include <linux/initrd.h>
 
 #include <linux/nfs_fs.h>
 #include <linux/nfs_fs_sb.h>
@@ -22,7 +23,7 @@
 int __initdata rd_doload;	/* 1 = load RAM disk, 0 = don't load */
 
 int root_mountflags = MS_RDONLY | MS_SILENT;
-char * __initdata root_device_name;
+static char * __initdata root_device_name;
 static char __initdata saved_root_name[64];
 static int __initdata root_wait;
 
diff --git a/init/do_mounts.h b/init/do_mounts.h
index 735705d137f..9aa968d5432 100644
--- a/init/do_mounts.h
+++ b/init/do_mounts.h
@@ -11,7 +11,6 @@ void  change_floppy(char *fmt, ...);
 void  mount_block_root(char *name, int flags);
 void  mount_root(void);
 extern int root_mountflags;
-extern char *root_device_name;
 
 static inline int create_dev(char *name, dev_t dev)
 {
diff --git a/init/do_mounts_rd.c b/init/do_mounts_rd.c
index 46dfd64ae8f..fedef93b586 100644
--- a/init/do_mounts_rd.c
+++ b/init/do_mounts_rd.c
@@ -10,8 +10,6 @@
 
 #include "do_mounts.h"
 
-#define BUILD_CRAMDISK
-
 int __initdata rd_prompt = 1;/* 1 = prompt for RAM disk, 0 = don't prompt */
 
 static int __init prompt_ramdisk(char *str)
@@ -162,14 +160,8 @@ int __init rd_load_image(char *from)
 		goto done;
 
 	if (nblocks == 0) {
-#ifdef BUILD_CRAMDISK
 		if (crd_load(in_fd, out_fd) == 0)
 			goto successful_load;
-#else
-		printk(KERN_NOTICE
-		       "RAMDISK: Kernel does not support compressed "
-		       "RAM disk images\n");
-#endif
 		goto done;
 	}
 
@@ -267,8 +259,6 @@ int __init rd_load_disk(int n)
 	return rd_load_image("/dev/root");
 }
 
-#ifdef BUILD_CRAMDISK
-
 /*
  * gzip declarations
  */
@@ -313,32 +303,11 @@ static int crd_infd, crd_outfd;
 
 static int  __init fill_inbuf(void);
 static void __init flush_window(void);
-static void __init *malloc(size_t size);
-static void __init free(void *where);
 static void __init error(char *m);
-static void __init gzip_mark(void **);
-static void __init gzip_release(void **);
-
-#include "../lib/inflate.c"
 
-static void __init *malloc(size_t size)
-{
-	return kmalloc(size, GFP_KERNEL);
-}
-
-static void __init free(void *where)
-{
-	kfree(where);
-}
-
-static void __init gzip_mark(void **ptr)
-{
-}
-
-static void __init gzip_release(void **ptr)
-{
-}
+#define NO_INFLATE_MALLOC
 
+#include "../lib/inflate.c"
 
 /* ===========================================================================
  * Fill the input buffer. This is called only when the buffer is empty
@@ -425,5 +394,3 @@ static int __init crd_load(int in_fd, int out_fd)
 	kfree(window);
 	return result;
 }
-
-#endif  /* BUILD_CRAMDISK */
diff --git a/init/initramfs.c b/init/initramfs.c
index 8eeeccb328c..644fc01ad5f 100644
--- a/init/initramfs.c
+++ b/init/initramfs.c
@@ -14,16 +14,6 @@ static void __init error(char *x)
 		message = x;
 }
 
-static void __init *malloc(size_t size)
-{
-	return kmalloc(size, GFP_KERNEL);
-}
-
-static void __init free(void *where)
-{
-	kfree(where);
-}
-
 /* link hash */
 
 #define N_ALIGN(len) ((((len) + 1) & ~3) + 2)
@@ -407,18 +397,10 @@ static long bytes_out;
 
 static void __init flush_window(void);
 static void __init error(char *m);
-static void __init gzip_mark(void **);
-static void __init gzip_release(void **);
 
-#include "../lib/inflate.c"
+#define NO_INFLATE_MALLOC
 
-static void __init gzip_mark(void **ptr)
-{
-}
-
-static void __init gzip_release(void **ptr)
-{
-}
+#include "../lib/inflate.c"
 
 /* ===========================================================================
  * Write the output window window[0..outcnt-1] and update crc and bytes_out.
diff --git a/init/main.c b/init/main.c
index edeace036fd..0bc7e167bf4 100644
--- a/init/main.c
+++ b/init/main.c
@@ -22,7 +22,6 @@
 #include <linux/init.h>
 #include <linux/smp_lock.h>
 #include <linux/initrd.h>
-#include <linux/hdreg.h>
 #include <linux/bootmem.h>
 #include <linux/tty.h>
 #include <linux/gfp.h>
@@ -87,8 +86,6 @@ extern void init_IRQ(void);
 extern void fork_init(unsigned long);
 extern void mca_init(void);
 extern void sbus_init(void);
-extern void pidhash_init(void);
-extern void pidmap_init(void);
 extern void prio_tree_init(void);
 extern void radix_tree_init(void);
 extern void free_initmem(void);
@@ -415,6 +412,13 @@ static void __init smp_init(void)
 {
 	unsigned int cpu;
 
+	/*
+	 * Set up the current CPU as possible to migrate to.
+	 * The other ones will be done by cpu_up/cpu_down()
+	 */
+	cpu = smp_processor_id();
+	cpu_set(cpu, cpu_active_map);
+
 	/* FIXME: This should be done in userspace --RR */
 	for_each_present_cpu(cpu) {
 		if (num_online_cpus() >= setup_max_cpus)
@@ -630,9 +634,11 @@ asmlinkage void __init start_kernel(void)
 
 #ifdef CONFIG_BLK_DEV_INITRD
 	if (initrd_start && !initrd_below_start_ok &&
-			initrd_start < min_low_pfn << PAGE_SHIFT) {
+	    page_to_pfn(virt_to_page((void *)initrd_start)) < min_low_pfn) {
 		printk(KERN_CRIT "initrd overwritten (0x%08lx < 0x%08lx) - "
-		    "disabling it.\n",initrd_start,min_low_pfn << PAGE_SHIFT);
+		    "disabling it.\n",
+		    page_to_pfn(virt_to_page((void *)initrd_start)),
+		    min_low_pfn);
 		initrd_start = 0;
 	}
 #endif
@@ -737,13 +743,13 @@ static void __init do_one_initcall(initcall_t fn)
 }
 
 
-extern initcall_t __initcall_start[], __initcall_end[];
+extern initcall_t __initcall_start[], __initcall_end[], __early_initcall_end[];
 
 static void __init do_initcalls(void)
 {
 	initcall_t *call;
 
-	for (call = __initcall_start; call < __initcall_end; call++)
+	for (call = __early_initcall_end; call < __initcall_end; call++)
 		do_one_initcall(*call);
 
 	/* Make sure there is no pending stuff from the initcall sequence */
@@ -768,24 +774,12 @@ static void __init do_basic_setup(void)
 	do_initcalls();
 }
 
-static int __initdata nosoftlockup;
-
-static int __init nosoftlockup_setup(char *str)
-{
-	nosoftlockup = 1;
-	return 1;
-}
-__setup("nosoftlockup", nosoftlockup_setup);
-
 static void __init do_pre_smp_initcalls(void)
 {
-	extern int spawn_ksoftirqd(void);
+	initcall_t *call;
 
-	init_call_single_data();
-	migration_init();
-	spawn_ksoftirqd();
-	if (!nosoftlockup)
-		spawn_softlockup_task();
+	for (call = __initcall_start; call < __early_initcall_end; call++)
+		do_one_initcall(*call);
 }
 
 static void run_init_process(char *init_filename)
diff --git a/init/version.c b/init/version.c
index 9d17d70ee02..52a8b98642b 100644
--- a/init/version.c
+++ b/init/version.c
@@ -13,10 +13,13 @@
 #include <linux/utsrelease.h>
 #include <linux/version.h>
 
+#ifndef CONFIG_KALLSYMS
 #define version(a) Version_ ## a
 #define version_string(a) version(a)
 
+extern int version_string(LINUX_VERSION_CODE);
 int version_string(LINUX_VERSION_CODE);
+#endif
 
 struct uts_namespace init_uts_ns = {
 	.kref = {