From: Borislav Petkov <bp@alien8.de>
To: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Cc: Tom Lendacky <thomas.lendacky@amd.com>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>,
Dave Hansen <dave.hansen@linux.intel.com>,
x86@kernel.org, "H. Peter Anvin" <hpa@zytor.com>,
Andy Lutomirski <luto@kernel.org>,
Albert Ou <aou@eecs.berkeley.edu>,
Alexei Starovoitov <ast@kernel.org>,
Andrea Parri <parri.andrea@gmail.com>,
Arnd Bergmann <arnd@arndb.de>,
Daniel Borkmann <daniel@iogearbox.net>,
Eric Chan <ericchancf@google.com>, Jason Gunthorpe <jgg@ziepe.ca>,
Kai Huang <kai.huang@intel.com>,
Kefeng Wang <wangkefeng.wang@huawei.com>,
Kent Overstreet <kent.overstreet@linux.dev>,
Palmer Dabbelt <palmer@rivosinc.com>,
Paul Walmsley <paul.walmsley@sifive.com>,
Russell King <linux@armlinux.org.uk>,
Samuel Holland <samuel.holland@sifive.com>,
Suren Baghdasaryan <surenb@google.com>,
Yuntao Wang <ytcoode@gmail.com>,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org,
stable@vger.kernel.org, Ashish Kalra <ashish.kalra@amd.com>,
"Maciej W. Rozycki" <macro@orcam.me.uk>
Subject: Re: [PATCHv3 2/2] x86/mm: Make memremap(MEMREMAP_WB) map memory as encrypted by default
Date: Wed, 15 Jan 2025 11:34:38 +0100 [thread overview]
Message-ID: <20250115103438.GAZ4ePPs5pxvLLOmIO@fat_crate.local> (raw)
In-Reply-To: <mvosqsybplnqfh6wadw5ue7u3plqnfo5ojusvaq6htzzhtfce2@bbgogdund3ho>
On Wed, Jan 15, 2025 at 12:23:54PM +0200, Kirill A. Shutemov wrote:
> I am okay with the change above. Borislav, is it acceptable direction for
> you?
Yes, Tom and I have been talking offlist about making the *map code figure out
itself what type of encryption setting it should use, based on the platform.
It'll need a proper analysis, though, what all the possible usages are to see
whether that scheme would be adequeate.
Something to experiment with after the merge window.
Thx.
--
Regards/Gruss,
Boris.
https://people.kernel.org/tglx/notes-about-netiquette
next prev parent reply other threads:[~2025-01-15 10:40 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <ff8daeb1-4839-b070-dd94-a7692ac94008@amd.com>
2025-01-15 10:23 ` [PATCHv3 2/2] x86/mm: Make memremap(MEMREMAP_WB) map memory as encrypted by default Kirill A. Shutemov
2025-01-15 10:34 ` Borislav Petkov [this message]
[not found] <20250113131459.2008123-1-kirill.shutemov@linux.intel.com>
[not found] ` <20250113131459.2008123-3-kirill.shutemov@linux.intel.com>
2025-01-13 20:47 ` Tom Lendacky
2025-01-13 20:55 ` Borislav Petkov
2025-01-14 7:27 ` Kirill A. Shutemov
2025-01-14 14:33 ` Tom Lendacky
2025-01-14 14:44 ` Kirill A. Shutemov
2025-01-14 15:06 ` Tom Lendacky
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