forked from Minki/linux
b99610fb9c
Enable kernel stack checking code in both the dynamic ftrace and mcount code paths. Check the stack to see if it's overflowing and make sure that the stack pointer contains an address that's either in init_stack or after the bss. Signed-off-by: Matt Fleming <matt@console-pimps.org> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
39 lines
1.2 KiB
C
39 lines
1.2 KiB
C
/*
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* This program is used to generate definitions needed by
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* assembly language modules.
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*
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* We use the technique used in the OSF Mach kernel code:
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* generate asm statements containing #defines,
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* compile this file to assembler, and then extract the
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* #defines from the assembly-language output.
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*/
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#include <linux/stddef.h>
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#include <linux/types.h>
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#include <linux/mm.h>
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#include <linux/kbuild.h>
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#include <linux/suspend.h>
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#include <asm/thread_info.h>
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#include <asm/suspend.h>
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int main(void)
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{
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/* offsets into the thread_info struct */
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DEFINE(TI_TASK, offsetof(struct thread_info, task));
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DEFINE(TI_EXEC_DOMAIN, offsetof(struct thread_info, exec_domain));
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DEFINE(TI_FLAGS, offsetof(struct thread_info, flags));
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DEFINE(TI_CPU, offsetof(struct thread_info, cpu));
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DEFINE(TI_PRE_COUNT, offsetof(struct thread_info, preempt_count));
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DEFINE(TI_RESTART_BLOCK,offsetof(struct thread_info, restart_block));
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DEFINE(TI_SIZE, sizeof(struct thread_info));
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#ifdef CONFIG_HIBERNATION
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DEFINE(PBE_ADDRESS, offsetof(struct pbe, address));
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DEFINE(PBE_ORIG_ADDRESS, offsetof(struct pbe, orig_address));
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DEFINE(PBE_NEXT, offsetof(struct pbe, next));
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DEFINE(SWSUSP_ARCH_REGS_SIZE, sizeof(struct swsusp_arch_regs));
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#endif
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return 0;
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}
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