linux-kernel - Re: build fix for x86

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 for Android: free password hash cracker in your pocket

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

Message-ID: <jezm1rq8gz.fsf@sykes.suse.de>
Date:	Fri, 20 Jul 2007 19:40:44 +0200
From:	Andreas Schwab <schwab@...e.de>
To:	"H. Peter Anvin" <hpa@...or.com>
Cc:	"Luck, Tony" <tony.luck@...el.com>,
	Randy Dunlap <randy.dunlap@...cle.com>,
	Andi Kleen <ak@...ell.com>,
	Arthur Jones <arthur.jones@...gic.com>,
	Vasily Tarasov <vtaras@...nvz.org>,
	linux-kernel@...r.kernel.org, Jan Kara <jack@....cz>,
	linux-arch@...r.kernel.org
Subject: Re: build fix for x86_64...

"H. Peter Anvin" <hpa@...or.com> writes:

> No, that would be bad.  If compat_u64 is used to carry 32-bit ABIs
> forward into 64-bit space without needing compatibility hacks, then this
> would actually introduce ABI incompatibilities depending on CONFIG_COMPAT!

But without CONFIG_COMPAT there is no 32-bit ABI, thus no need for
compat_u64 in the first place.

Andreas.

-- 
Andreas Schwab, SuSE Labs, schwab@...e.de
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
PGP key fingerprint = 58CA 54C7 6D53 942B 1756  01D3 44D5 214B 8276 4ED5
"And now for something completely different."
-
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/