traps.c (4388c9b3a6ee7d6afc36c8a0bb5579b1606229b5) traps.c (6fcd6baa90aeec9dcbe30786e15c125bf50503b2)
1/*
2 * Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
3 * Copyright 2007-2010 Freescale Semiconductor, Inc.
4 *
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License
7 * as published by the Free Software Foundation; either version
8 * 2 of the License, or (at your option) any later version.

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109 backlight_update_status(pmac_backlight);
110 }
111 mutex_unlock(&pmac_backlight_mutex);
112}
113#else
114static inline void pmac_backlight_unblank(void) { }
115#endif
116
1/*
2 * Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
3 * Copyright 2007-2010 Freescale Semiconductor, Inc.
4 *
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License
7 * as published by the Free Software Foundation; either version
8 * 2 of the License, or (at your option) any later version.

--- 100 unchanged lines hidden (view full) ---

109 backlight_update_status(pmac_backlight);
110 }
111 mutex_unlock(&pmac_backlight_mutex);
112}
113#else
114static inline void pmac_backlight_unblank(void) { }
115#endif
116
117/*
118 * If oops/die is expected to crash the machine, return true here.
119 *
120 * This should not be expected to be 100% accurate, there may be
121 * notifiers registered or other unexpected conditions that may bring
122 * down the kernel. Or if the current process in the kernel is holding
123 * locks or has other critical state, the kernel may become effectively
124 * unusable anyway.
125 */
126bool die_will_crash(void)
127{
128 if (should_fadump_crash())
129 return true;
130 if (kexec_should_crash(current))
131 return true;
132 if (in_interrupt() || panic_on_oops ||
133 !current->pid || is_global_init(current))
134 return true;
135
136 return false;
137}
138
117static arch_spinlock_t die_lock = __ARCH_SPIN_LOCK_UNLOCKED;
118static int die_owner = -1;
119static unsigned int die_nest_count;
120static int die_counter;
121
122static unsigned long oops_begin(struct pt_regs *regs)
123{
124 int cpu;

--- 1816 unchanged lines hidden --- 		139static arch_spinlock_t die_lock = __ARCH_SPIN_LOCK_UNLOCKED;
140static int die_owner = -1;
141static unsigned int die_nest_count;
142static int die_counter;
143
144static unsigned long oops_begin(struct pt_regs *regs)
145{
146 int cpu;

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