On Mon, 17 Dec 2018 17:25:19 +0000, Elliott, Robert (Persistent Memory) wrote:
> Here's some code I submitted to grub long ago to print the biggest unit
> prefixes without rounding:
>
> if (size & 0xfffff)
> grub_printf (" %6" PRIuGRUB_UINT64_T "KiB", size >> 10);
> else if (size & 0x3fffffff)
> grub_printf (" %6" PRIuGRUB_UINT64_T "MiB", size >> 20);
> else if (size & 0xffffffffff)
> grub_printf (" %6" PRIuGRUB_UINT64_T "GiB", size >> 30);
> else if (size & 0x3ffffffffffff)
> grub_printf (" %6" PRIuGRUB_UINT64_T "TiB", size >> 40);
> else if (size & 0xfffffffffffffff)
> grub_printf (" %6" PRIuGRUB_UINT64_T "PiB", size >> 50);
> else
> grub_printf (" %6" PRIuGRUB_UINT64_T "EiB", size >> 60);
I don't like it much. I can't see how "without rounding" is a goal for
dmidecode. Being easy to read by a human being seems more important to
me.
--
Jean Delvare
SUSE L3 Support
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