From: Chen Lu 181250012@smail.nju.edu.cn
commit 64a19591a2938b170aa736443d5d3bf4c51e1388 upstream.
The trap vector marked by label .Lsecondary_park must align on a 4-byte boundary, as the {m,s}tvec is defined to require 4-byte alignment.
Signed-off-by: Chen Lu 181250012@smail.nju.edu.cn Reviewed-by: Anup Patel anup.patel@wdc.com Fixes: e011995e826f ("RISC-V: Move relocate and few other functions out of __init") Cc: stable@vger.kernel.org Signed-off-by: Palmer Dabbelt palmerdabbelt@google.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- arch/riscv/kernel/head.S | 1 + 1 file changed, 1 insertion(+)
--- a/arch/riscv/kernel/head.S +++ b/arch/riscv/kernel/head.S @@ -193,6 +193,7 @@ setup_trap_vector: csrw CSR_SCRATCH, zero ret
+.align 2 .Lsecondary_park: /* We lack SMP support or have too many harts, so park this hart */ wfi