| From | Srikar Dronamraju <> | Date | Tue, 20 Sep 2011 17:33:05 +0530 | Subject | [PATCH v5 3.1.0-rc4-tip 15/26] x86: Define x86_64 specific uprobe_task_arch_info structure |
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On x86_64, need to handle RIP relative instructions, which requires us to save and restore a register.
Signed-off-by: Jim Keniston <jkenisto@us.ibm.com> Signed-off-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com> --- arch/x86/include/asm/uprobes.h | 5 +++++ 1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/arch/x86/include/asm/uprobes.h b/arch/x86/include/asm/uprobes.h index 7d9d0a5..2ad2c71 100644 --- a/arch/x86/include/asm/uprobes.h +++ b/arch/x86/include/asm/uprobes.h @@ -36,8 +36,13 @@ typedef u8 uprobe_opcode_t; struct uprobe_arch_info { unsigned long rip_rela_target_address; }; + +struct uprobe_task_arch_info { + unsigned long saved_scratch_register; +}; #else struct uprobe_arch_info {}; +struct uprobe_task_arch_info {}; #endif struct uprobe; extern int analyze_insn(struct task_struct *tsk, struct uprobe *uprobe);
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