Why save init_task struct address to sp_el0 in arm64 boot code __primary_switched?

后端未结

关注

 0  1393

This is an assembly code from linux arm64 (arch/arm64/kernel/head.S).(kernel source 5.4.21)

__primary_switched:
    adrp    x4, init_thread_union   -- line 1


                      
              相关标签: