Re: [PATCH] block: blk-iocost: fix build for ARCH with missing local64.h files

[Christoph Hellwig]

On Wed, Dec 09, 2020 at 12:46:57PM -0800, Randy Dunlap wrote:
> When building block/blk-iocost.c on arch/x6x/ or arch/nios2/, the
> build fails due to missing the <asm/local64.h> file.

Please mark it mandatory-y if the asm-generic version is suitable
for everyone and random pieces of kernel code are supposed to include
it.