riscv: Mark default_power_off() as __noreturn

Since default_power_off() never returns, annotate it with the __noreturn
attribute to improve compiler optimizations.

Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
Link: https://patch.msgid.link/20260727100339.410466-2-thorsten.blum@linux.dev
Signed-off-by: Paul Walmsley <pjw@kernel.org>
This commit is contained in:
Thorsten Blum 2026-08-07 19:24:30 -06:00 • committed by Paul Walmsley
commit 9e29ec46f7