There is a bug in arch/arm/mm/dma-mapping.c where it prints a number
in an error message in hex when it should be decimal:
pr_err("DMA: failed to allocate %zx KiB pool for atomic coherent allocation\n",
atomic_pool_size / 1024);
patch (literally one character) here:
https://github.com/fmhess/linux/commit/dce53a26afe31c63b88bc5b5c75b41ec86579291
--
Frank