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arch/powerpc/kernel/swsusp.c
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/* * Common powerpc suspend code for 32 and 64 bits * * Copyright 2007 Johannes Berg <johannes@sipsolutions.net> * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version * 2 of the License, or (at your option) any later version. */ #include <linux/sched.h> |
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#include <asm/system.h> #include <asm/current.h> #include <asm/mmu_context.h> void save_processor_state(void) { /* * flush out all the special registers so we don't need * to save them in the snapshot */ flush_fp_to_thread(current); flush_altivec_to_thread(current); flush_spe_to_thread(current); |
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#ifdef CONFIG_PPC64 hard_irq_disable(); #endif |
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} void restore_processor_state(void) { #ifdef CONFIG_PPC32 |
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switch_mmu_context(current->active_mm, current->active_mm); |
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#endif } |