linux-kernel - Re: [PATCH v2 1/2] paravirt,xen: remove xen

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, 18 Aug 2017 09:22:31 -0400
From:   Boris Ostrovsky <boris.ostrovsky@...cle.com>
To:     Juergen Gross <jgross@...e.com>, linux-kernel@...r.kernel.org,
        xen-devel@...ts.xenproject.org, x86@...nel.org,
        lguest@...ts.ozlabs.org
Cc:     hpa@...or.com, tglx@...utronix.de, mingo@...hat.com,
        rusty@...tcorp.com.au
Subject: Re: [PATCH v2 1/2] paravirt,xen: remove xen_patch()

On 08/16/2017 01:31 PM, Juergen Gross wrote:
> Xen's paravirt patch function xen_patch() does some special casing for
> irq_ops functions to apply relocations when those functions can be
> patched inline instead of calls.
>
> Unfortunately none of the special case function replacements is small
> enough to be patched inline, so the special case never applies.
>
> As xen_patch() will call paravirt_patch_default() in all cases it can
> be just dropped. xen-asm.h doesn't seem necessary without xen_patch()
> as the only thing left in it would be the definition of XEN_EFLAGS_NMI
> used only once. So move that definition and remove xen-asm.h.
>
> Signed-off-by: Juergen Gross <jgross@...e.com>

Applied to for-linus-4.14

-boris