linux-kernel - Re: [PATCH v2 1/2] riscv: lib: Introduce has_fast_misaligned

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date: Fri, 2 Feb 2024 14:49:39 -0800
From: Eric Biggers <ebiggers@...nel.org>
To: Charlie Jenkins <charlie@...osinc.com>
Cc: Paul Walmsley <paul.walmsley@...ive.com>,
	Palmer Dabbelt <palmer@...belt.com>,
	Albert Ou <aou@...s.berkeley.edu>,
	Jisheng Zhang <jszhang@...nel.org>, Evan Green <evan@...osinc.com>,
	Clément Léger <cleger@...osinc.com>,
	linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 1/2] riscv: lib: Introduce has_fast_misaligned_access
 function

On Thu, Feb 01, 2024 at 03:30:45PM -0800, Charlie Jenkins wrote:
> -	if (((unsigned long)buff & OFFSET_MASK) == 0)
> +	if (has_fast_misaligned_accesses() || (((unsigned long)buff & OFFSET_MASK) == 0b101))
>  		return do_csum_no_alignment(buff, len);

Why did the 0 change into 0b101?

- Eric