sh: Fix up some section alignments in linker script.

With the PERCPU() macro introduction .data.cacheline_aligned was
inhereting PAGE_SIZE alignment, fix that up for L1_CACHE_BYTES
again. Likewise, the initramfs section wants PAGE_SIZE alignment.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

arch/sh/kernel/vmlinux.lds.S

@@ -62,6 +62,8 @@ SECTIONS
   __nosave_end = .;
 
   PERCPU(PAGE_SIZE)
+
+  . = ALIGN(L1_CACHE_BYTES);
   .data.cacheline_aligned : { *(.data.cacheline_aligned) }
 
   _edata = .;			/* End of data section */
@@ -90,6 +92,8 @@ SECTIONS
   SECURITY_INIT
 
 #ifdef CONFIG_BLK_DEV_INITRD
+  . = ALIGN(PAGE_SIZE);
+
   __initramfs_start = .;
   .init.ramfs : { *(.init.ramfs) }
   __initramfs_end = .;