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From: "Jürgen Groß" <jgross@suse.com>
To: Andrew Cooper <andrew.cooper3@citrix.com>,
	Xen-devel <xen-devel@lists.xenproject.org>
Cc: "Wei Liu" <wl@xen.org>, "Jan Beulich" <JBeulich@suse.com>,
	"Roger Pau Monné" <roger.pau@citrix.com>
Subject: Re: [Xen-devel] [PATCH v3 3/7] xen/nospec: Introduce CONFIG_SPECULATIVE_HARDEN_BRANCH
Date: Wed, 23 Oct 2019 16:45:23 +0200	[thread overview]
Message-ID: <071ab7da-6fc8-38e1-3ea7-af1b06c7cdac@suse.com> (raw)
In-Reply-To: <20191023135812.21348-4-andrew.cooper3@citrix.com>

On 23.10.19 15:58, Andrew Cooper wrote:
> Just as with CONFIG_SPECULATIVE_HARDEN_ARRAY, branch hardening should be
> configurable at compile time.
> 
> The previous CONFIG_HVM was a consequence of what could be discussed publicly
> at the time the patches were submitted, and wasn't actually correct.  Later
> patches will make further corrections.
> 
> Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>

Release-acked-by: Juergen Gross <jgross@suse.com>


Juergen

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  reply	other threads:[~2019-10-23 14:45 UTC|newest]

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-10-23 13:58 [Xen-devel] [PATCH for-4.13 v3 0/7] Unbreak evaluate_nospec() and livepatching Andrew Cooper
2019-10-23 13:58 ` [Xen-devel] [PATCH v3 1/7] x86/nospec: Two trivial fixes Andrew Cooper
2019-10-23 14:03   ` Jan Beulich
2019-10-23 14:43   ` Jürgen Groß
2019-10-23 13:58 ` [Xen-devel] [PATCH v3 2/7] xen/nospec: Use always_inline to fix code gen for evaluate_nospec Andrew Cooper
2019-10-23 14:44   ` Jürgen Groß
2019-10-25 12:03   ` Jan Beulich
2019-10-25 12:10     ` Andrew Cooper
2019-10-25 12:34       ` Jan Beulich
2019-10-25 15:27         ` Andrew Cooper
2019-10-25 15:40           ` Jan Beulich
2019-10-25 21:56             ` Norbert Manthey
2019-10-28 17:05               ` Andrew Cooper
2019-10-29  8:25                 ` Norbert Manthey
2019-10-29 13:46                   ` Andrew Cooper
2019-10-29 14:03                     ` Jan Beulich
2019-10-29 14:16                       ` Andrew Cooper
2019-10-29 14:33                         ` Norbert Manthey
2019-10-29 16:53     ` Andrew Cooper
2019-10-30  8:33       ` Jan Beulich
2019-10-23 13:58 ` [Xen-devel] [PATCH v3 3/7] xen/nospec: Introduce CONFIG_SPECULATIVE_HARDEN_BRANCH Andrew Cooper
2019-10-23 14:45   ` Jürgen Groß [this message]
2019-10-25 12:04   ` Jan Beulich
2019-10-23 13:58 ` [Xen-devel] [PATCH v3 4/7] x86/nospec: Rename and rework l1tf-barrier as branch-harden Andrew Cooper
2019-10-23 14:43   ` Jürgen Groß
2019-10-25 12:09   ` Jan Beulich
2019-10-29 17:00     ` Andrew Cooper
2019-10-23 13:58 ` [Xen-devel] [PATCH v3 5/7] x86/livepatch: Fail the build if duplicate symbols exist Andrew Cooper
2019-10-23 14:46   ` Jürgen Groß
2019-10-23 16:14     ` Konrad Rzeszutek Wilk
2019-10-23 16:37   ` Ross Lagerwall
2019-10-24 12:03   ` Jan Beulich
2019-10-29 17:06     ` Andrew Cooper
2019-10-30  8:41       ` Jan Beulich
2019-10-30 10:37         ` Andrew Cooper
2019-10-30 11:21           ` Jan Beulich
2019-10-23 13:58 ` [Xen-devel] [PATCH for-next v3 6/7] x86/nospec: Move array_index_mask_nospec() into nospec.h Andrew Cooper
2019-10-25 12:10   ` Jan Beulich
2019-10-23 13:58 ` [Xen-devel] [PATCH v3 7/7] x86/nospec: Optimise array_index_mask_nospec() for power-of-2 arrays Andrew Cooper
2019-10-25 12:24   ` Jan Beulich
2019-10-25 12:58     ` Andrew Cooper
2019-10-25 13:25       ` Jan Beulich

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