netdev - RE: [PATCH v2] netlink: align attributes on 64-bits

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] [day] [month] [year] [list]

Date:	Thu, 20 Dec 2012 09:40:17 -0000
From:	"David Laight" <David.Laight@...LAB.COM>
To:	"Thomas Graf" <tgraf@...g.ch>
Cc:	<nicolas.dichtel@...nd.com>, <bhutchings@...arflare.com>,
	<netdev@...r.kernel.org>, <davem@...emloft.net>
Subject: RE: [PATCH v2] netlink: align attributes on 64-bits

> > I think:
> > 1) Alignment is only needed on systems that have 'strict alignment'
> >    requirements (maybe disable for testing?)
> 
> Right, what about mixed 32bit/64bit environments?

Support for i386 user binaries on amd64 kernels
is an entirely different problem!
That, typically, requires the kernel to know that
the application is 32bit and use separate structures
where the 64bit items have the aligned(32) attribute.

	David



--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html