编译perf时候，Auto-detecting system features显示libbfd: [ on ] , 但是对生成的perf,用 ./perf -vv查看libbfd: [ OFF ] # HAVE_LIBBFD_SUPPORT

[wuyuwei221]

源码编译perf的本地内核版本信息
wyw@licheepi-4a:~$ uname -a
Linux licheepi-4a 6.6.4-edge-thead #20 SMP PREEMPT Thu Nov 2 22:41:51 CST 2023 riscv64 riscv64 riscv64 GNU/Linux

编译perf的内核源码
git clone -b th1520-v6.6.4 https://github.com/revyos/th1520-linux-kernel.git

在LicheePi4A(cpu架构:riscv64)板卡上，进入tools/perf目录下执行编译perf命令: make WERROR=0 NO_JEVENTS=1 -j4

编译过程中的图

在tools/perf目录下执行： ./perf -vv