From: Borislav Petkov <bp@alien8.de>
To: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: Ashish Kalra <Ashish.Kalra@amd.com>,
hch@lst.de, tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com,
x86@kernel.org, luto@kernel.org, peterz@infradead.org,
dave.hansen@linux-intel.com, iommu@lists.linux-foundation.org,
linux-kernel@vger.kernel.org, brijesh.singh@amd.com,
Thomas.Lendacky@amd.com, jon.grimm@amd.com, rientjes@google.com
Subject: Re: [PATCH v6] swiotlb: Adjust SWIOTBL bounce buffer size for SEV guests.
Date: Mon, 23 Nov 2020 19:02:15 +0100 [thread overview]
Message-ID: <20201123180215.GG15044@zn.tnic> (raw)
In-Reply-To: <20201123175632.GA21539@char.us.oracle.com>
On Mon, Nov 23, 2020 at 12:56:32PM -0500, Konrad Rzeszutek Wilk wrote:
> This is not going to work for TDX. I think having a registration
> to SWIOTLB to have this function would be better going forward.
>
> As in there will be a swiotlb_register_adjuster() which AMD SEV
> code can call at start, also TDX can do it (and other platforms).
Oh do tell. It doesn't need to adjust size?
--
Regards/Gruss,
Boris.
https://people.kernel.org/tglx/notes-about-netiquette
next prev parent reply other threads:[~2020-11-23 18:02 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-19 21:42 Ashish Kalra
2020-11-23 17:06 ` Borislav Petkov
2020-11-23 17:56 ` Konrad Rzeszutek Wilk
2020-11-23 18:02 ` Borislav Petkov [this message]
2020-11-23 18:43 ` Konrad Rzeszutek Wilk
2020-11-24 9:00 ` Borislav Petkov
2020-11-23 22:56 ` Ashish Kalra
2020-11-24 9:04 ` Borislav Petkov
2020-11-24 9:25 ` Kalra, Ashish
2020-11-24 9:38 ` Borislav Petkov
2020-11-24 9:43 ` Kalra, Ashish
2020-11-24 23:46 ` Ashish Kalra
2020-12-01 20:42 ` Konrad Rzeszutek Wilk
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