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-rw-r--r--arch/um/drivers/daemon_kern.c2
-rw-r--r--arch/um/drivers/line.c6
-rw-r--r--arch/um/drivers/mcast_kern.c2
-rw-r--r--arch/um/drivers/pcap_kern.c2
-rw-r--r--arch/um/drivers/slip_kern.c2
-rw-r--r--arch/um/drivers/slirp_kern.c2
-rw-r--r--arch/um/include/chan_kern.h2
-rw-r--r--arch/um/include/line.h2
-rw-r--r--arch/um/include/sysdep-i386/ptrace.h2
-rw-r--r--arch/um/include/sysdep-i386/stub.h1
-rw-r--r--arch/um/include/sysdep-x86_64/ptrace.h2
-rw-r--r--arch/um/os-Linux/drivers/ethertap_kern.c2
-rw-r--r--arch/um/os-Linux/drivers/tuntap_kern.c2
-rw-r--r--arch/um/sys-i386/ldt.c1
-rw-r--r--arch/um/sys-i386/ptrace_user.c2
-rw-r--r--arch/um/sys-i386/user-offsets.c2
16 files changed, 17 insertions, 17 deletions
diff --git a/arch/um/drivers/daemon_kern.c b/arch/um/drivers/daemon_kern.c
index 824386974f88..9c2e7a758f21 100644
--- a/arch/um/drivers/daemon_kern.c
+++ b/arch/um/drivers/daemon_kern.c
@@ -98,4 +98,4 @@ static int register_daemon(void)
98 return 0; 98 return 0;
99} 99}
100 100
101__initcall(register_daemon); 101late_initcall(register_daemon);
diff --git a/arch/um/drivers/line.c b/arch/um/drivers/line.c
index 426633e5d6e3..aa3090d05a8f 100644
--- a/arch/um/drivers/line.c
+++ b/arch/um/drivers/line.c
@@ -31,9 +31,9 @@ static irqreturn_t line_interrupt(int irq, void *data)
31 return IRQ_HANDLED; 31 return IRQ_HANDLED;
32} 32}
33 33
34static void line_timer_cb(void *arg) 34static void line_timer_cb(struct work_struct *work)
35{ 35{
36 struct line *line = arg; 36 struct line *line = container_of(work, struct line, task.work);
37 37
38 if(!line->throttled) 38 if(!line->throttled)
39 chan_interrupt(&line->chan_list, &line->task, line->tty, 39 chan_interrupt(&line->chan_list, &line->task, line->tty,
@@ -443,7 +443,7 @@ int line_open(struct line *lines, struct tty_struct *tty)
443 * is registered. 443 * is registered.
444 */ 444 */
445 enable_chan(line); 445 enable_chan(line);
446 INIT_WORK(&line->task, line_timer_cb, line); 446 INIT_DELAYED_WORK(&line->task, line_timer_cb);
447 447
448 if(!line->sigio){ 448 if(!line->sigio){
449 chan_enable_winch(&line->chan_list, tty); 449 chan_enable_winch(&line->chan_list, tty);
diff --git a/arch/um/drivers/mcast_kern.c b/arch/um/drivers/mcast_kern.c
index c090fbd464e7..52ccb7b53cd2 100644
--- a/arch/um/drivers/mcast_kern.c
+++ b/arch/um/drivers/mcast_kern.c
@@ -127,4 +127,4 @@ static int register_mcast(void)
127 return 0; 127 return 0;
128} 128}
129 129
130__initcall(register_mcast); 130late_initcall(register_mcast);
diff --git a/arch/um/drivers/pcap_kern.c b/arch/um/drivers/pcap_kern.c
index 6e1ef8558283..e67362acf0e7 100644
--- a/arch/um/drivers/pcap_kern.c
+++ b/arch/um/drivers/pcap_kern.c
@@ -109,4 +109,4 @@ static int register_pcap(void)
109 return 0; 109 return 0;
110} 110}
111 111
112__initcall(register_pcap); 112late_initcall(register_pcap);
diff --git a/arch/um/drivers/slip_kern.c b/arch/um/drivers/slip_kern.c
index 788da5439a2d..25634bd1f585 100644
--- a/arch/um/drivers/slip_kern.c
+++ b/arch/um/drivers/slip_kern.c
@@ -95,4 +95,4 @@ static int register_slip(void)
95 return 0; 95 return 0;
96} 96}
97 97
98__initcall(register_slip); 98late_initcall(register_slip);
diff --git a/arch/um/drivers/slirp_kern.c b/arch/um/drivers/slirp_kern.c
index ae322e1c8a87..b3ed8fb874ab 100644
--- a/arch/um/drivers/slirp_kern.c
+++ b/arch/um/drivers/slirp_kern.c
@@ -119,4 +119,4 @@ static int register_slirp(void)
119 return 0; 119 return 0;
120} 120}
121 121
122__initcall(register_slirp); 122late_initcall(register_slirp);
diff --git a/arch/um/include/chan_kern.h b/arch/um/include/chan_kern.h
index 572d286ed2c6..9003a343e148 100644
--- a/arch/um/include/chan_kern.h
+++ b/arch/um/include/chan_kern.h
@@ -27,7 +27,7 @@ struct chan {
27 void *data; 27 void *data;
28}; 28};
29 29
30extern void chan_interrupt(struct list_head *chans, struct work_struct *task, 30extern void chan_interrupt(struct list_head *chans, struct delayed_work *task,
31 struct tty_struct *tty, int irq); 31 struct tty_struct *tty, int irq);
32extern int parse_chan_pair(char *str, struct line *line, int device, 32extern int parse_chan_pair(char *str, struct line *line, int device,
33 const struct chan_opts *opts); 33 const struct chan_opts *opts);
diff --git a/arch/um/include/line.h b/arch/um/include/line.h
index 7be24811bb30..214ee76c40df 100644
--- a/arch/um/include/line.h
+++ b/arch/um/include/line.h
@@ -51,7 +51,7 @@ struct line {
51 char *tail; 51 char *tail;
52 52
53 int sigio; 53 int sigio;
54 struct work_struct task; 54 struct delayed_work task;
55 const struct line_driver *driver; 55 const struct line_driver *driver;
56 int have_irq; 56 int have_irq;
57}; 57};
diff --git a/arch/um/include/sysdep-i386/ptrace.h b/arch/um/include/sysdep-i386/ptrace.h
index 6670cc992ecb..52b398bcafcf 100644
--- a/arch/um/include/sysdep-i386/ptrace.h
+++ b/arch/um/include/sysdep-i386/ptrace.h
@@ -75,7 +75,7 @@ union uml_pt_regs {
75#endif 75#endif
76#ifdef UML_CONFIG_MODE_SKAS 76#ifdef UML_CONFIG_MODE_SKAS
77 struct skas_regs { 77 struct skas_regs {
78 unsigned long regs[HOST_FRAME_SIZE]; 78 unsigned long regs[MAX_REG_NR];
79 unsigned long fp[HOST_FP_SIZE]; 79 unsigned long fp[HOST_FP_SIZE];
80 unsigned long xfp[HOST_XFP_SIZE]; 80 unsigned long xfp[HOST_XFP_SIZE];
81 struct faultinfo faultinfo; 81 struct faultinfo faultinfo;
diff --git a/arch/um/include/sysdep-i386/stub.h b/arch/um/include/sysdep-i386/stub.h
index b492b12b4a10..4fffae75ba53 100644
--- a/arch/um/include/sysdep-i386/stub.h
+++ b/arch/um/include/sysdep-i386/stub.h
@@ -9,6 +9,7 @@
9#include <sys/mman.h> 9#include <sys/mman.h>
10#include <asm/ptrace.h> 10#include <asm/ptrace.h>
11#include <asm/unistd.h> 11#include <asm/unistd.h>
12#include <asm/page.h>
12#include "stub-data.h" 13#include "stub-data.h"
13#include "kern_constants.h" 14#include "kern_constants.h"
14#include "uml-config.h" 15#include "uml-config.h"
diff --git a/arch/um/include/sysdep-x86_64/ptrace.h b/arch/um/include/sysdep-x86_64/ptrace.h
index 617bb9efc934..66cb400c2c92 100644
--- a/arch/um/include/sysdep-x86_64/ptrace.h
+++ b/arch/um/include/sysdep-x86_64/ptrace.h
@@ -108,7 +108,7 @@ union uml_pt_regs {
108 * file size, while i386 uses FRAME_SIZE. Therefore, we need 108 * file size, while i386 uses FRAME_SIZE. Therefore, we need
109 * to use UM_FRAME_SIZE here instead of HOST_FRAME_SIZE. 109 * to use UM_FRAME_SIZE here instead of HOST_FRAME_SIZE.
110 */ 110 */
111 unsigned long regs[UM_FRAME_SIZE]; 111 unsigned long regs[MAX_REG_NR];
112 unsigned long fp[HOST_FP_SIZE]; 112 unsigned long fp[HOST_FP_SIZE];
113 struct faultinfo faultinfo; 113 struct faultinfo faultinfo;
114 long syscall; 114 long syscall;
diff --git a/arch/um/os-Linux/drivers/ethertap_kern.c b/arch/um/os-Linux/drivers/ethertap_kern.c
index 16385e2ada85..70541821775f 100644
--- a/arch/um/os-Linux/drivers/ethertap_kern.c
+++ b/arch/um/os-Linux/drivers/ethertap_kern.c
@@ -105,4 +105,4 @@ static int register_ethertap(void)
105 return 0; 105 return 0;
106} 106}
107 107
108__initcall(register_ethertap); 108late_initcall(register_ethertap);
diff --git a/arch/um/os-Linux/drivers/tuntap_kern.c b/arch/um/os-Linux/drivers/tuntap_kern.c
index 0edbac63c527..76570a2c25c3 100644
--- a/arch/um/os-Linux/drivers/tuntap_kern.c
+++ b/arch/um/os-Linux/drivers/tuntap_kern.c
@@ -90,4 +90,4 @@ static int register_tuntap(void)
90 return 0; 90 return 0;
91} 91}
92 92
93__initcall(register_tuntap); 93late_initcall(register_tuntap);
diff --git a/arch/um/sys-i386/ldt.c b/arch/um/sys-i386/ldt.c
index e299ee5a753d..49057d8bc668 100644
--- a/arch/um/sys-i386/ldt.c
+++ b/arch/um/sys-i386/ldt.c
@@ -3,7 +3,6 @@
3 * Licensed under the GPL 3 * Licensed under the GPL
4 */ 4 */
5 5
6#include "linux/stddef.h"
7#include "linux/sched.h" 6#include "linux/sched.h"
8#include "linux/slab.h" 7#include "linux/slab.h"
9#include "linux/types.h" 8#include "linux/types.h"
diff --git a/arch/um/sys-i386/ptrace_user.c b/arch/um/sys-i386/ptrace_user.c
index 5f3cc6685820..01212c88fcc4 100644
--- a/arch/um/sys-i386/ptrace_user.c
+++ b/arch/um/sys-i386/ptrace_user.c
@@ -4,9 +4,9 @@
4 */ 4 */
5 5
6#include <stdio.h> 6#include <stdio.h>
7#include <stddef.h>
7#include <errno.h> 8#include <errno.h>
8#include <unistd.h> 9#include <unistd.h>
9#include <linux/stddef.h>
10#include "ptrace_user.h" 10#include "ptrace_user.h"
11/* Grr, asm/user.h includes asm/ptrace.h, so has to follow ptrace_user.h */ 11/* Grr, asm/user.h includes asm/ptrace.h, so has to follow ptrace_user.h */
12#include <asm/user.h> 12#include <asm/user.h>
diff --git a/arch/um/sys-i386/user-offsets.c b/arch/um/sys-i386/user-offsets.c
index 6f4ef2b7fa4a..447306b20aea 100644
--- a/arch/um/sys-i386/user-offsets.c
+++ b/arch/um/sys-i386/user-offsets.c
@@ -2,7 +2,7 @@
2#include <signal.h> 2#include <signal.h>
3#include <asm/ptrace.h> 3#include <asm/ptrace.h>
4#include <asm/user.h> 4#include <asm/user.h>
5#include <linux/stddef.h> 5#include <stddef.h>
6#include <sys/poll.h> 6#include <sys/poll.h>
7 7
8#define DEFINE(sym, val) \ 8#define DEFINE(sym, val) \
generated by cgit v1.2.2 (git 2.25.0) at 2025-02-03 12:41:01 -0500
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/*
 *  linux/kernel/panic.c
 *
 *  Copyright (C) 1991, 1992  Linus Torvalds
 */

/*
 * This function is used through-out the kernel (including mm and fs)
 * to indicate a major problem.
 */
#include <linux/debug_locks.h>
#include <linux/interrupt.h>
#include <linux/kallsyms.h>
#include <linux/notifier.h>
#include <linux/module.h>
#include <linux/random.h>
#include <linux/reboot.h>
#include <linux/delay.h>
#include <linux/kexec.h>
#include <linux/sched.h>
#include <linux/sysrq.h>
#include <linux/init.h>
#include <linux/nmi.h>
#include <linux/dmi.h>

int panic_on_oops;
static unsigned long tainted_mask;
static int pause_on_oops;
static int pause_on_oops_flag;
static DEFINE_SPINLOCK(pause_on_oops_lock);

int panic_timeout;

ATOMIC_NOTIFIER_HEAD(panic_notifier_list);

EXPORT_SYMBOL(panic_notifier_list);

static long no_blink(long time)
{
	return 0;
}

/* Returns how long it waited in ms */
long (*panic_blink)(long time);
EXPORT_SYMBOL(panic_blink);

/**
 *	panic - halt the system
 *	@fmt: The text string to print
 *
 *	Display a message, then perform cleanups.
 *
 *	This function never returns.
 */
NORET_TYPE void panic(const char * fmt, ...)
{
	static char buf[1024];
	va_list args;
	long i;

	/*
	 * It's possible to come here directly from a panic-assertion and
	 * not have preempt disabled. Some functions called from here want
	 * preempt to be disabled. No point enabling it later though...
	 */
	preempt_disable();

	bust_spinlocks(1);
	va_start(args, fmt);
	vsnprintf(buf, sizeof(buf), fmt, args);
	va_end(args);
	printk(KERN_EMERG "Kernel panic - not syncing: %s\n",buf);
#ifdef CONFIG_DEBUG_BUGVERBOSE
	dump_stack();
#endif

	/*
	 * If we have crashed and we have a crash kernel loaded let it handle
	 * everything else.
	 * Do we want to call this before we try to display a message?
	 */
	crash_kexec(NULL);

	/*
	 * Note smp_send_stop is the usual smp shutdown function, which
	 * unfortunately means it may not be hardened to work in a panic
	 * situation.
	 */
	smp_send_stop();

	atomic_notifier_call_chain(&panic_notifier_list, 0, buf);

	if (!panic_blink)
		panic_blink = no_blink;

	if (panic_timeout > 0) {
		/*
		 * Delay timeout seconds before rebooting the machine.
		 * We can't use the "normal" timers since we just panicked.
		 */
		printk(KERN_EMERG "Rebooting in %d seconds..", panic_timeout);

		for (i = 0; i < panic_timeout*1000; ) {
			touch_nmi_watchdog();
			i += panic_blink(i);
			mdelay(1);
			i++;
		}
		/*
		 * This will not be a clean reboot, with everything
		 * shutting down.  But if there is a chance of
		 * rebooting the system it will be rebooted.
		 */
		emergency_restart();
	}
#ifdef __sparc__
	{
		extern int stop_a_enabled;
		/* Make sure the user can actually press Stop-A (L1-A) */
		stop_a_enabled = 1;
		printk(KERN_EMERG "Press Stop-A (L1-A) to return to the boot prom\n");
	}
#endif
#if defined(CONFIG_S390)
	{
		unsigned long caller;

		caller = (unsigned long)__builtin_return_address(0);
		disabled_wait(caller);
	}
#endif
	local_irq_enable();
	for (i = 0; ; ) {
		touch_softlockup_watchdog();
		i += panic_blink(i);
		mdelay(1);
		i++;
	}
	bust_spinlocks(0);
}

EXPORT_SYMBOL(panic);


struct tnt {
	u8	bit;
	char	true;
	char	false;
};

static const struct tnt tnts[] = {
	{ TAINT_PROPRIETARY_MODULE,	'P', 'G' },
	{ TAINT_FORCED_MODULE,		'F', ' ' },
	{ TAINT_UNSAFE_SMP,		'S', ' ' },
	{ TAINT_FORCED_RMMOD,		'R', ' ' },
	{ TAINT_MACHINE_CHECK,		'M', ' ' },
	{ TAINT_BAD_PAGE,		'B', ' ' },
	{ TAINT_USER,			'U', ' ' },
	{ TAINT_DIE,			'D', ' ' },
	{ TAINT_OVERRIDDEN_ACPI_TABLE,	'A', ' ' },
	{ TAINT_WARN,			'W', ' ' },
	{ TAINT_CRAP,			'C', ' ' },
};

/**
 *	print_tainted - return a string to represent the kernel taint state.
 *
 *  'P' - Proprietary module has been loaded.
 *  'F' - Module has been forcibly loaded.
 *  'S' - SMP with CPUs not designed for SMP.
 *  'R' - User forced a module unload.
 *  'M' - System experienced a machine check exception.
 *  'B' - System has hit bad_page.
 *  'U' - Userspace-defined naughtiness.
 *  'D' - Kernel has oopsed before
 *  'A' - ACPI table overridden.
 *  'W' - Taint on warning.
 *  'C' - modules from drivers/staging are loaded.
 *
 *	The string is overwritten by the next call to print_taint().
 */
const char *print_tainted(void)
{
	static char buf[ARRAY_SIZE(tnts) + sizeof("Tainted: ") + 1];

	if (tainted_mask) {
		char *s;
		int i;

		s = buf + sprintf(buf, "Tainted: ");
		for (i = 0; i < ARRAY_SIZE(tnts); i++) {
			const struct tnt *t = &tnts[i];
			*s++ = test_bit(t->bit, &tainted_mask) ?
					t->true : t->false;
		}
		*s = 0;
	} else
		snprintf(buf, sizeof(buf), "Not tainted");

	return buf;
}

int test_taint(unsigned flag)
{
	return test_bit(flag, &tainted_mask);
}
EXPORT_SYMBOL(test_taint);

unsigned long get_taint(void)
{
	return tainted_mask;
}

void add_taint(unsigned flag)
{
	/*
	 * Can't trust the integrity of the kernel anymore.
	 * We don't call directly debug_locks_off() because the issue
	 * is not necessarily serious enough to set oops_in_progress to 1
	 * Also we want to keep up lockdep for staging development and
	 * post-warning case.
	 */
	if (flag != TAINT_CRAP && flag != TAINT_WARN && __debug_locks_off())
		printk(KERN_WARNING "Disabling lock debugging due to kernel taint\n");

	set_bit(flag, &tainted_mask);
}
EXPORT_SYMBOL(add_taint);

static void spin_msec(int msecs)
{
	int i;

	for (i = 0; i < msecs; i++) {
		touch_nmi_watchdog();
		mdelay(1);
	}
}

/*
 * It just happens that oops_enter() and oops_exit() are identically
 * implemented...
 */
static void do_oops_enter_exit(void)
{
	unsigned long flags;
	static int spin_counter;

	if (!pause_on_oops)
		return;

	spin_lock_irqsave(&pause_on_oops_lock, flags);
	if (pause_on_oops_flag == 0) {
		/* This CPU may now print the oops message */
		pause_on_oops_flag = 1;
	} else {
		/* We need to stall this CPU */
		if (!spin_counter) {
			/* This CPU gets to do the counting */
			spin_counter = pause_on_oops;
			do {
				spin_unlock(&pause_on_oops_lock);
				spin_msec(MSEC_PER_SEC);
				spin_lock(&pause_on_oops_lock);
			} while (--spin_counter);
			pause_on_oops_flag = 0;
		} else {
			/* This CPU waits for a different one */
			while (spin_counter) {
				spin_unlock(&pause_on_oops_lock);
				spin_msec(1);
				spin_lock(&pause_on_oops_lock);
			}
		}
	}
	spin_unlock_irqrestore(&pause_on_oops_lock, flags);
}

/*
 * Return true if the calling CPU is allowed to print oops-related info.
 * This is a bit racy..
 */
int oops_may_print(void)
{
	return pause_on_oops_flag == 0;
}

/*
 * Called when the architecture enters its oops handler, before it prints
 * anything.  If this is the first CPU to oops, and it's oopsing the first
 * time then let it proceed.
 *
 * This is all enabled by the pause_on_oops kernel boot option.  We do all
 * this to ensure that oopses don't scroll off the screen.  It has the
 * side-effect of preventing later-oopsing CPUs from mucking up the display,
 * too.
 *
 * It turns out that the CPU which is allowed to print ends up pausing for
 * the right duration, whereas all the other CPUs pause for twice as long:
 * once in oops_enter(), once in oops_exit().
 */
void oops_enter(void)
{
	tracing_off();
	/* can't trust the integrity of the kernel anymore: */
	debug_locks_off();
	do_oops_enter_exit();
}

/*
 * 64-bit random ID for oopses:
 */
static u64 oops_id;

static int init_oops_id(void)
{
	if (!oops_id)
		get_random_bytes(&oops_id, sizeof(oops_id));
	else
		oops_id++;

	return 0;
}
late_initcall(init_oops_id);

static void print_oops_end_marker(void)
{
	init_oops_id();
	printk(KERN_WARNING "---[ end trace %016llx ]---\n",
		(unsigned long long)oops_id);
}

/*
 * Called when the architecture exits its oops handler, after printing
 * everything.
 */
void oops_exit(void)
{
	do_oops_enter_exit();
	print_oops_end_marker();
}

#ifdef WANT_WARN_ON_SLOWPATH
struct slowpath_args {
	const char *fmt;
	va_list args;
};

static void warn_slowpath_common(const char *file, int line, void *caller, struct slowpath_args *args)
{
	const char *board;

	printk(KERN_WARNING "------------[ cut here ]------------\n");
	printk(KERN_WARNING "WARNING: at %s:%d %pS()\n", file, line, caller);
	board = dmi_get_system_info(DMI_PRODUCT_NAME);
	if (board)
		printk(KERN_WARNING "Hardware name: %s\n", board);

	if (args)
		vprintk(args->fmt, args->args);

	print_modules();
	dump_stack();
	print_oops_end_marker();
	add_taint(TAINT_WARN);
}

void warn_slowpath_fmt(const char *file, int line, const char *fmt, ...)
{
	struct slowpath_args args;

	args.fmt = fmt;
	va_start(args.args, fmt);
	warn_slowpath_common(file, line, __builtin_return_address(0), &args);
	va_end(args.args);
}
EXPORT_SYMBOL(warn_slowpath_fmt);

void warn_slowpath_null(const char *file, int line)
{
	warn_slowpath_common(file, line, __builtin_return_address(0), NULL);
}
EXPORT_SYMBOL(warn_slowpath_null);
#endif

#ifdef CONFIG_CC_STACKPROTECTOR

/*
 * Called when gcc's -fstack-protector feature is used, and
 * gcc detects corruption of the on-stack canary value
 */
void __stack_chk_fail(void)
{
	panic("stack-protector: Kernel stack is corrupted in: %p\n",
		__builtin_return_address(0));
}
EXPORT_SYMBOL(__stack_chk_fail);

#endif

core_param(panic, panic_timeout, int, 0644);
core_param(pause_on_oops, pause_on_oops, int, 0644);
generated by cgit v1.2.2 (git 2.25.0) at 2025-02-03 12:41:01 -0500