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https://github.com/FEX-Emu/linux.git
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5f8efbb96f
This unbreaks recursive kprobes which didn't work anymore due to an earlier patch which converted the debug entry point to use an IST. This also allows nesting of the debug entry point too. Signed-off-by: Andi Kleen <ak@suse.de> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
73 lines
1.7 KiB
C
73 lines
1.7 KiB
C
/*
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* Generate definitions needed by assembly language modules.
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* This code generates raw asm output which is post-processed to extract
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* and format the required data.
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*/
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#include <linux/sched.h>
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#include <linux/stddef.h>
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#include <linux/errno.h>
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#include <linux/hardirq.h>
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#include <linux/suspend.h>
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#include <asm/pda.h>
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#include <asm/processor.h>
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#include <asm/segment.h>
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#include <asm/thread_info.h>
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#include <asm/ia32.h>
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#define DEFINE(sym, val) \
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asm volatile("\n->" #sym " %0 " #val : : "i" (val))
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#define BLANK() asm volatile("\n->" : : )
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int main(void)
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{
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#define ENTRY(entry) DEFINE(tsk_ ## entry, offsetof(struct task_struct, entry))
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ENTRY(state);
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ENTRY(flags);
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ENTRY(thread);
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ENTRY(pid);
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BLANK();
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#undef ENTRY
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#define ENTRY(entry) DEFINE(threadinfo_ ## entry, offsetof(struct thread_info, entry))
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ENTRY(flags);
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ENTRY(addr_limit);
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ENTRY(preempt_count);
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ENTRY(status);
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BLANK();
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#undef ENTRY
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#define ENTRY(entry) DEFINE(pda_ ## entry, offsetof(struct x8664_pda, entry))
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ENTRY(kernelstack);
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ENTRY(oldrsp);
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ENTRY(pcurrent);
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ENTRY(irqcount);
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ENTRY(cpunumber);
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ENTRY(irqstackptr);
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ENTRY(data_offset);
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BLANK();
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#undef ENTRY
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#ifdef CONFIG_IA32_EMULATION
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#define ENTRY(entry) DEFINE(IA32_SIGCONTEXT_ ## entry, offsetof(struct sigcontext_ia32, entry))
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ENTRY(eax);
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ENTRY(ebx);
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ENTRY(ecx);
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ENTRY(edx);
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ENTRY(esi);
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ENTRY(edi);
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ENTRY(ebp);
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ENTRY(esp);
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ENTRY(eip);
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BLANK();
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#undef ENTRY
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DEFINE(IA32_RT_SIGFRAME_sigcontext,
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offsetof (struct rt_sigframe32, uc.uc_mcontext));
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BLANK();
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#endif
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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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BLANK();
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DEFINE(TSS_ist, offsetof(struct tss_struct, ist));
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return 0;
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}
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