arm: Avoid call k[u]mm_memalign to save the code size ceva: Correct stack_base_ptr usage(top of stack v.s. bottom of stack) mips: Correct the stack alignment in up_use_stack misoc: Correct the stack alignment in up_use_stack or1k: Correct the stack alignment in up_use_stack Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>