diff options
author | Ingo Molnar <mingo@elte.hu> | 2009-04-06 09:02:57 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-04-06 09:02:57 +0200 |
commit | f541ae326fa120fa5c57433e4d9a133df212ce41 (patch) | |
tree | bdbd94ec72cfc601118051cb35e8617d55510177 /arch/sh/kernel/swsusp.c | |
parent | e255357764f92afcafafbd4879b222b8c752065a (diff) | |
parent | 0221c81b1b8eb0cbb6b30a0ced52ead32d2b4e4c (diff) |
Merge branch 'linus' into perfcounters/core-v2
Merge reason: we have gathered quite a few conflicts, need to merge upstream
Conflicts:
arch/powerpc/kernel/Makefile
arch/x86/ia32/ia32entry.S
arch/x86/include/asm/hardirq.h
arch/x86/include/asm/unistd_32.h
arch/x86/include/asm/unistd_64.h
arch/x86/kernel/cpu/common.c
arch/x86/kernel/irq.c
arch/x86/kernel/syscall_table_32.S
arch/x86/mm/iomap_32.c
include/linux/sched.h
kernel/Makefile
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/sh/kernel/swsusp.c')
-rw-r--r-- | arch/sh/kernel/swsusp.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/arch/sh/kernel/swsusp.c b/arch/sh/kernel/swsusp.c new file mode 100644 index 00000000000..12b64a0f2f0 --- /dev/null +++ b/arch/sh/kernel/swsusp.c @@ -0,0 +1,38 @@ +/* + * swsusp.c - SuperH hibernation support + * + * Copyright (C) 2009 Magnus Damm + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ + +#include <linux/mm.h> +#include <linux/sched.h> +#include <linux/suspend.h> +#include <asm/suspend.h> +#include <asm/sections.h> +#include <asm/tlbflush.h> +#include <asm/page.h> +#include <asm/fpu.h> + +struct swsusp_arch_regs swsusp_arch_regs_cpu0; + +int pfn_is_nosave(unsigned long pfn) +{ + unsigned long begin_pfn = __pa(&__nosave_begin) >> PAGE_SHIFT; + unsigned long end_pfn = PAGE_ALIGN(__pa(&__nosave_end)) >> PAGE_SHIFT; + + return (pfn >= begin_pfn) && (pfn < end_pfn); +} + +void save_processor_state(void) +{ + init_fpu(current); +} + +void restore_processor_state(void) +{ + local_flush_tlb_all(); +} |