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ARC: Implement ptrace(PTRACE_GET_THREAD_AREA)
This patch adds implementation of GET_THREAD_AREA ptrace request type. This is required by GDB to debug NPTL applications. Signed-off-by: Anton Kolesov <Anton.Kolesov@synopsys.com> Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
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2 changed files with 5 additions and 0 deletions
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@ -11,6 +11,7 @@
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#ifndef _UAPI__ASM_ARC_PTRACE_H
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#ifndef _UAPI__ASM_ARC_PTRACE_H
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#define _UAPI__ASM_ARC_PTRACE_H
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#define _UAPI__ASM_ARC_PTRACE_H
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#define PTRACE_GET_THREAD_AREA 25
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#ifndef __ASSEMBLY__
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#ifndef __ASSEMBLY__
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/*
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/*
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@ -146,6 +146,10 @@ long arch_ptrace(struct task_struct *child, long request,
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pr_debug("REQ=%ld: ADDR =0x%lx, DATA=0x%lx)\n", request, addr, data);
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pr_debug("REQ=%ld: ADDR =0x%lx, DATA=0x%lx)\n", request, addr, data);
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switch (request) {
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switch (request) {
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case PTRACE_GET_THREAD_AREA:
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ret = put_user(task_thread_info(child)->thr_ptr,
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(unsigned long __user *)data);
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break;
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default:
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default:
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ret = ptrace_request(child, request, addr, data);
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ret = ptrace_request(child, request, addr, data);
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break;
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break;
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