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
| ||
|
Date: Wed, 29 Mar 2017 14:05:59 -0700 From: Andy Lutomirski <luto@...capital.net> To: Borislav Petkov <bp@...en8.de> Cc: Andy Lutomirski <luto@...nel.org>, X86 ML <x86@...nel.org>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, Boris Ostrovsky <boris.ostrovsky@...cle.com>, Juergen Gross <jgross@...e.com>, Thomas Garnier <thgarnie@...gle.com> Subject: Re: [PATCH v2 1/2] x86/boot/32: Delete cpuinfo_x86::wp_works_ok On Wed, Mar 29, 2017 at 1:20 PM, Borislav Petkov <bp@...en8.de> wrote: > On Wed, Mar 29, 2017 at 09:48:41AM -0700, Andy Lutomirski wrote: >> Linux refuses to boot if WP doesn't work okay, so tracking whether >> it works serves no purpose. The only use I can see at all for wp_works_ok >> is that it lets Xen bypass test_wp_bit(). If this is truly needed, >> it could be more cleanly handled using X86_FEATURE_XENPV, but it >> looks like Xen can handle test_wp_bit() correctly without special >> cases at all. >> >> Signed-off-by: Andy Lutomirski <luto@...nel.org> > > https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=6415813bae75feba10b8ca3ed6634a72c2a4d313 > > What's up? > Wow, I based on tip/x86/mm per Ingo's request, but maybe that was the wrong branch, and apparently Mathias did the same thing in the mean time. Whoops. I'll rebase again. > -- > Regards/Gruss, > Boris. > > Good mailing practices for 400: avoid top-posting and trim the reply. -- Andy Lutomirski AMA Capital Management, LLC
Powered by blists - more mailing lists