Re: [PATCH] arm64/elf_hwcap: Add new flags for BFloat-16 extension

From: Suzuki Kuruppassery Poulose
Date: Fri Dec 13 2019 - 09:16:23 EST

On 12/12/2019 10:07, Anshuman Khandual wrote:
Expose the availability of the BFloat16 (BF16) format support in the CPUs.
BF16 is a new 16-bit floating point format different from the half
precision format defined by the IEEE-754-2008.

BF16 extensions add support for new instructions for both FP/SIMD and SVE.
Advertise these features individually to the userspace via ELF HWCAP.

Cc: Catalin Marinas <catalin.marinas@xxxxxxx>
Cc: Will Deacon <will@xxxxxxxxxx>
Cc: Mark Rutland <mark.rutland@xxxxxxx>
Cc: Suzuki K Poulose <suzuki.poulose@xxxxxxx>
Cc: linux-doc@xxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
Signed-off-by: Anshuman Khandual <anshuman.khandual@xxxxxxx>

Looks good to me.

Reviewed-by: Suzuki K Poulose <suzuki.poulose@xxxxxxx>