Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\alternative.c Create Date:2022-07-28 07:44:59
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:Are we looking at a near JMP with a 1 or 4-byte displacement.

Proto:static inline bool is_jmp(const u8 opcode)

Type:bool

Parameter:

TypeParameterName
const u8opcode
278  Return opcode == 0xeb || opcode == 0xe9
Caller
NameDescribe
apply_alternativesReplace instructions with better alternatives for this CPU type. This runs* before SMP is initialized to avoid SMP problems with self modifying code.* This implies that asymmetric systems where APs have less capabilities than