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From: Kees Cook <keescook@chromium.org>
To: "Edgecombe, Rick P" <rick.p.edgecombe@intel.com>
Cc: "Weiny, Ira" <ira.weiny@intel.com>,
	"hpa@zytor.com" <hpa@zytor.com>,
	"Williams, Dan J" <dan.j.williams@intel.com>,
	"Shankar, Ravi V" <ravi.v.shankar@intel.com>,
	"Yu, Fenghua" <fenghua.yu@intel.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"dave.hansen@linux.intel.com" <dave.hansen@linux.intel.com>,
	"linux-hardening@vger.kernel.org"
	<linux-hardening@vger.kernel.org>
Subject: Re: [PATCH V10 14/44] mm/pkeys: Introduce pks_set_readwrite()
Date: Tue, 10 May 2022 20:15:45 -0700	[thread overview]
Message-ID: <202205102008.88C15972@keescook> (raw)
In-Reply-To: <76ee55622592d531c82cb42b96d4bb27deb26287.camel@intel.com>

On Tue, May 10, 2022 at 10:26:43PM +0000, Edgecombe, Rick P wrote:
> v2: 
> https://lore.kernel.org/lkml/20210830235927.6443-1-rick.p.edgecombe@intel.com/#r
> 
> Mostly it fit together pretty easily, but there was memory overhead
> required to protect the page tables that map the direct map fully
> (unless a better solution can be found).

Oh my, I totally missed this. Yay for Too Much Email Every Day. ;)

I'll give this a read; thanks for working on it!

Also, can you speak to the schedule of availability for PKS?

-- 
Kees Cook

  reply	other threads:[~2022-05-11  3:15 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20220419170649.1022246-1-ira.weiny@intel.com>
     [not found] ` <20220419170649.1022246-15-ira.weiny@intel.com>
2022-05-09 21:38   ` [PATCH V10 14/44] mm/pkeys: Introduce pks_set_readwrite() Kees Cook
2022-05-10 21:33     ` Ira Weiny
2022-05-10 22:08       ` Kees Cook
2022-05-10 22:26         ` Edgecombe, Rick P
2022-05-11  3:15           ` Kees Cook [this message]
2022-05-11 17:59             ` Ira Weiny

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