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From: Borislav Petkov <bp@alien8.de>
To: Ashish Kalra <ashish.kalra@amd.com>
Cc: konrad.wilk@oracle.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 v8] swiotlb: Adjust SWIOTBL bounce buffer size for SEV guests.
Date: Wed, 9 Dec 2020 20:43:58 +0100	[thread overview]
Message-ID: <20201209194358.GA20638@zn.tnic> (raw)
In-Reply-To: <20201209193416.GA6807@ashkalra_ubuntu_server>

On Wed, Dec 09, 2020 at 07:34:16PM +0000, Ashish Kalra wrote:
> This should work, but i am concerned about making IO_TLB_DEFAULT_SIZE
> (which is pretty much private to generic swiotlb code) to be visible
> externally, i don't know if there are any concerns with that ?

Meh, it's just a define and it is not a secret that swiotlb size by
default is 64M.

Btw, pls trim your reply by removing quoted text you're not responding
to.

Thx.

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette

WARNING: multiple messages have this Message-ID (diff)
From: Borislav Petkov <bp@alien8.de>
To: Ashish Kalra <ashish.kalra@amd.com>
Cc: Thomas.Lendacky@amd.com, Jon.Grimm@amd.com,
	brijesh.singh@amd.com, dave.hansen@linux-intel.com,
	konrad.wilk@oracle.com, peterz@infradead.org, x86@kernel.org,
	linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org,
	mingo@redhat.com, luto@kernel.org, hpa@zytor.com,
	rientjes@google.com, tglx@linutronix.de, hch@lst.de
Subject: Re: [PATCH v8] swiotlb: Adjust SWIOTBL bounce buffer size for SEV guests.
Date: Wed, 9 Dec 2020 20:43:58 +0100	[thread overview]
Message-ID: <20201209194358.GA20638@zn.tnic> (raw)
In-Reply-To: <20201209193416.GA6807@ashkalra_ubuntu_server>

On Wed, Dec 09, 2020 at 07:34:16PM +0000, Ashish Kalra wrote:
> This should work, but i am concerned about making IO_TLB_DEFAULT_SIZE
> (which is pretty much private to generic swiotlb code) to be visible
> externally, i don't know if there are any concerns with that ?

Meh, it's just a define and it is not a secret that swiotlb size by
default is 64M.

Btw, pls trim your reply by removing quoted text you're not responding
to.

Thx.

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette
_______________________________________________
iommu mailing list
iommu@lists.linux-foundation.org
https://lists.linuxfoundation.org/mailman/listinfo/iommu

  reply	other threads:[~2020-12-09 19:45 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-12-07 23:10 [PATCH v8] swiotlb: Adjust SWIOTBL bounce buffer size for SEV guests Ashish Kalra
2020-12-07 23:10 ` Ashish Kalra
2020-12-08 22:22 ` Konrad Rzeszutek Wilk
2020-12-08 22:22   ` Konrad Rzeszutek Wilk
2020-12-08 23:01   ` Borislav Petkov
2020-12-08 23:01     ` Borislav Petkov
2020-12-08 23:27     ` Konrad Rzeszutek Wilk
2020-12-08 23:27       ` Konrad Rzeszutek Wilk
2020-12-08 23:33       ` Borislav Petkov
2020-12-08 23:33         ` Borislav Petkov
2020-12-09 11:01 ` Borislav Petkov
2020-12-09 11:01   ` Borislav Petkov
2020-12-09 12:29   ` Ashish Kalra
2020-12-09 12:29     ` Ashish Kalra
2020-12-09 12:54     ` Borislav Petkov
2020-12-09 12:54       ` Borislav Petkov
2020-12-09 13:19       ` Ashish Kalra
2020-12-09 13:19         ` Ashish Kalra
2020-12-09 17:51         ` Borislav Petkov
2020-12-09 17:51           ` Borislav Petkov
2020-12-09 19:34           ` Ashish Kalra
2020-12-09 19:34             ` Ashish Kalra
2020-12-09 19:43             ` Borislav Petkov [this message]
2020-12-09 19:43               ` Borislav Petkov

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