MIPS: Rename .data..mostly and properly handle it in linker script

Signed-off-by: Ralf Baechle <[e-mail]>

arch/mips/include/asm/cache.h

···
 #define SMP_CACHE_SHIFT		L1_CACHE_SHIFT
 #define SMP_CACHE_BYTES		L1_CACHE_BYTES
 
-#define __read_mostly __attribute__((__section__(".data.read_mostly")))
+#define __read_mostly __attribute__((__section__(".data..read_mostly")))
 
 #endif /* _ASM_CACHE_H */

arch/mips/kernel/vmlinux.lds.S

···
 		INIT_TASK_DATA(PAGE_SIZE)
 		NOSAVE_DATA
 		CACHELINE_ALIGNED_DATA(1 << CONFIG_MIPS_L1_CACHE_SHIFT)
+		READ_MOSTLY_DATA(1 << CONFIG_MIPS_L1_CACHE_SHIFT)
 		DATA_DATA
 		CONSTRUCTORS
 	}