From: Daniel Sneddon <daniel.sneddon@linux.intel.com>
To: Borislav Petkov <bp@alien8.de>
Cc: David Kaplan <David.Kaplan@amd.com>,
Jonathan Corbet <corbet@lwn.net>,
Thomas Gleixner <tglx@linutronix.de>,
Peter Zijlstra <peterz@infradead.org>,
Josh Poimboeuf <jpoimboe@kernel.org>,
Ingo Molnar <mingo@redhat.com>,
Dave Hansen <dave.hansen@linux.intel.com>,
x86@kernel.org, hpa@zytor.com, linux-doc@vger.kernel.org,
linux-kernel@vger.kernel.org, pawan.kumar.gupta@linux.intel.com
Subject: Re: [PATCH 2/2] x86/bugs: Clean-up verw mitigations
Date: Tue, 29 Oct 2024 09:39:43 -0700 [thread overview]
Message-ID: <d6fa8ecb-17dd-4718-8ffc-b678dbe2c27c@linux.intel.com> (raw)
In-Reply-To: <20241029163712.GPZyEPOHFklQ1d1lMV@fat_crate.local>
On 10/29/24 09:37, Borislav Petkov wrote:
> On Tue, Oct 29, 2024 at 08:33:51AM -0700, Daniel Sneddon wrote:
>> I really like the attack vector idea David is using. I suspect people really
>> care about "protect my kernel from bad users" or "protect my host vm from
>> guests" more than "protect me from mds and rfds."
>
> Yeah, exactly!
>
>> I was trying to get rid of the need to do a call to any kind of update
>> function where he took the existing function and split it into one for each
>> mitigation that needs it. Like you said, different approach same end result
>> really.
>
> Right.
>
> Ok, let's concentrate on David's set, then, so that we don't do
> unnecessary/doubled work. I'd appreciate it if you took a look at the Intel's
> side of things there but please wait until he sends a new version next week.
Will do!
>
> I guess if all agree with the final result, we could look into taking it for
> 6.14 or so...
>
> Thx.
>
next prev parent reply other threads:[~2024-10-29 16:39 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-10-28 23:50 [PATCH 0/2] VERW based clean-up Daniel Sneddon
2024-10-28 23:50 ` [PATCH 1/2] x86/bugs: Check VERW mitigations for consistency Daniel Sneddon
2024-10-29 11:39 ` Borislav Petkov
2024-10-29 14:35 ` Daniel Sneddon
2024-10-29 16:32 ` Nikolay Borisov
2024-10-29 16:34 ` Daniel Sneddon
2024-10-28 23:50 ` [PATCH 2/2] x86/bugs: Clean-up verw mitigations Daniel Sneddon
2024-10-29 11:37 ` Borislav Petkov
2024-10-29 14:40 ` Daniel Sneddon
2024-10-29 15:00 ` Borislav Petkov
2024-10-29 15:33 ` Daniel Sneddon
2024-10-29 16:37 ` Borislav Petkov
2024-10-29 16:39 ` Daniel Sneddon [this message]
2024-10-28 23:53 ` [PATCH 0/2] VERW based clean-up Daniel Sneddon
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