On Mon, Mar 19, 2018 at 03:23:25PM +0800, [email protected] wrote: > From: Changbin Du <[email protected]> > > Inspired by gdb command 'list', show the code context of target lines. > Here is a example: > > $ scripts/faddr2line vmlinux native_write_msr+0x6 > native_write_msr+0x6/0x20: > arch_static_branch at arch/x86/include/asm/msr.h:105 > 100 return EAX_EDX_VAL(val, low, high); > 101 } > 102 > 103 static inline void notrace __wrmsr(unsigned int msr, u32 low, u32 > high) > 104 { > 105 asm volatile("1: wrmsr\n" > 106 "2:\n" > 107 _ASM_EXTABLE_HANDLE(1b, 2b, > ex_handler_wrmsr_unsafe) > 108 : : "c" (msr), "a"(low), "d" (high) : "memory"); > 109 } > 110 > (inlined by) static_key_false at include/linux/jump_label.h:142 > 137 #define JUMP_TYPE_LINKED 2UL > 138 #define JUMP_TYPE_MASK 3UL > 139 > 140 static __always_inline bool static_key_false(struct static_key *key) > 141 { > 142 return arch_static_branch(key, false); > 143 } > 144 > 145 static __always_inline bool static_key_true(struct static_key *key) > 146 { > 147 return !arch_static_branch(key, true); > (inlined by) native_write_msr at arch/x86/include/asm/msr.h:150 > 145 static inline void notrace > 146 native_write_msr(unsigned int msr, u32 low, u32 high) > 147 { > 148 __wrmsr(msr, low, high); > 149 > 150 if (msr_tracepoint_active(__tracepoint_write_msr)) > 151 do_trace_write_msr(msr, ((u64)high << 32 | low), 0); > 152 } > 153 > 154 /* Can be uninlined because referenced by paravirt */ > 155 static inline int notrace
Not a fan of this :-/ And you didn't even make it optional. Nor did you Cc the original author of the tool.
