On 03/28/2018 10:26 AM, Shea Levy wrote: > Now only those architectures that have custom initrd free requirements > need to define free_initrd_mem. ... > --- a/arch/arc/mm/init.c > +++ b/arch/arc/mm/init.c > @@ -229,10 +229,3 @@ void __ref free_initmem(void) > { > free_initmem_default(-1); > } > - > -#ifdef CONFIG_BLK_DEV_INITRD > -void __init free_initrd_mem(unsigned long start, unsigned long end) > -{ > - free_reserved_area((void *)start, (void *)end, -1, "initrd"); > -} > -#endif > diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig > index 3f972e83909b..19d1c5594e2d 100644 > --- a/arch/arm/Kconfig > +++ b/arch/arm/Kconfig > @@ -47,6 +47,7 @@ config ARM > select HARDIRQS_SW_RESEND > select HAVE_ARCH_AUDITSYSCALL if (AEABI && !OABI_COMPAT) > select HAVE_ARCH_BITREVERSE if (CPU_32v7M || CPU_32v7) && !CPU_32v6 > + select HAVE_ARCH_FREE_INITRD_MEM > select HAVE_ARCH_JUMP_LABEL if !XIP_KERNEL && !CPU_ENDIAN_BE32 && MMU > select HAVE_ARCH_KGDB if !CPU_ENDIAN_BE32 && MMU > select HAVE_ARCH_MMAP_RND_BITS if MMU Isn't this why weak symbols were invented? Confused, Rob