Revert "ANDROID: arm64: Use __pa_symbol for kernel symbols"

#include <linux/ftrace.h>

#include <linux/mm.h>

#include <linux/percpu.h>

#include <linux/slab.h>

#include <asm/cacheflush.h>

	sleep_save_sp.save_ptr_stash = ctx_ptr;

	sleep_save_sp.save_ptr_stash_phys = virt_to_phys(ctx_ptr);

	sleep_idmap_phys = __pa_symbol(idmap_pg_dir);

	sleep_idmap_phys = virt_to_phys(idmap_pg_dir);

	__flush_dcache_area(&sleep_save_sp, sizeof(struct sleep_save_sp));

	__flush_dcache_area(&sleep_idmap_phys, sizeof(sleep_idmap_phys));