linux-kernel - Re: [PATCH 1/3] X86: Optimise fls(), ffs() and fls64()

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]

Message-ID: <28287.1269625325@redhat.com>
Date:	Fri, 26 Mar 2010 17:42:05 +0000
From:	David Howells <dhowells@...hat.com>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	dhowells@...hat.com, mingo@...e.hu, tglx@...utronix.de,
	linux-arch@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3] X86: Optimise fls(), ffs() and fls64()

Linus Torvalds <torvalds@...ux-foundation.org> wrote:

> Where did you find that "doesn't modify its output" thing? It's not true. 
> The truth is that the destination is undefined. Just read the dang Intel 
> documentation, it's very clearly stated right there.

Hmmm...  My ancient Borland Assembler dead-tree manual doesn't mention that.

David
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/