Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\lib\insn-eval.c Create Date:2022-07-28 07:25:44
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:get_addr_ref_64

Proto:static void __user *get_addr_ref_64(struct insn *insn, struct pt_regs *regs)

Type:void

Parameter:

TypeParameterName
struct insn *insn
struct pt_regs *regs
1301  linear_addr = -1L
1305  If addr_bytes != 8 Then Go to out
1308  If X86_MODRM_MOD(value) == 3 Then
1309  ret = get_eff_addr_reg() - Obtain effective address from register operand*@insn: Instruction
1310  If ret Then Go to out
1313  Else
1314  If nbytes Then
1315  ret = get_eff_addr_sib() - Obtain referenced effective address via SIB*@insn: Instruction
1316  If ret Then Go to out
1318  Else
1319  ret = get_eff_addr_modrm() - Obtain referenced effective address via ModRM*@insn: Instruction
1320  If ret Then Go to out
1326  ret = get_seg_base_limit() - obtain base address and limit of a segment*@insn: Instruction
1327  If ret Then Go to out
1330  linear_addr = eff_addr + seg_base
1332  out :
1333  Return linear_addr
Caller
NameDescribe
insn_get_addr_refsn_get_addr_ref() - Obtain the linear address referred by instruction*@insn: Instruction structure containing ModRM byte and displacement*@regs: Structure with register values as seen when entering kernel mode* Obtain the linear address referred by the