From: Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org>
To: Thiago Jung Bauermann <bauerman-tEXmvtCZX7AybS5Ee8rs3A@public.gmane.org>
Cc: Anshuman Khandual
<anshuman.linux-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Benjamin Herrenschmidt
<benh-XVmvHMARGAS8U2dJNN8I7kB+6BGkLq7r@public.gmane.org>,
Mike Anderson <andmike-tEXmvtCZX7AybS5Ee8rs3A@public.gmane.org>,
Ram Pai <linuxram-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org,
Paul Mackerras <paulus-eUNUBHrolfbYtjvyW6yDsg@public.gmane.org>,
Michael Ellerman <mpe-Gsx/Oe8HsFggBc27wqDAHg@public.gmane.org>,
linuxppc-dev-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org,
Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org>,
Anshuman Khandual
<khandual-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
Subject: Re: [RFC PATCH 11/11] powerpc/svm: Increase SWIOTLB buffer size
Date: Sat, 25 Aug 2018 10:55:00 +0200 [thread overview]
Message-ID: <20180825085500.GA5991@lst.de> (raw)
In-Reply-To: <20180824025933.24319-12-bauerman-tEXmvtCZX7AybS5Ee8rs3A@public.gmane.org>
> +config SWIOTLB_DEFAULT_SIZE
> + int "Size of Software I/O TLB buffer (in MiB)"
> + default "1024"
> + depends on PPC_SVM
> +
This belongs into kernel/dma/Kconfig. That being said I really
don't see why this should be a user visible Kconfig.
WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@lst.de>
To: Thiago Jung Bauermann <bauerman@linux.ibm.com>
Cc: linuxppc-dev@lists.ozlabs.org, iommu@lists.linux-foundation.org,
linux-kernel@vger.kernel.org,
Alexey Kardashevskiy <aik@ozlabs.ru>,
Anshuman Khandual <anshuman.linux@gmail.com>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Christoph Hellwig <hch@lst.de>,
Michael Ellerman <mpe@ellerman.id.au>,
Mike Anderson <andmike@linux.ibm.com>,
Paul Mackerras <paulus@samba.org>, Ram Pai <linuxram@us.ibm.com>,
Anshuman Khandual <khandual@linux.vnet.ibm.com>
Subject: Re: [RFC PATCH 11/11] powerpc/svm: Increase SWIOTLB buffer size
Date: Sat, 25 Aug 2018 10:55:00 +0200 [thread overview]
Message-ID: <20180825085500.GA5991@lst.de> (raw)
In-Reply-To: <20180824025933.24319-12-bauerman@linux.ibm.com>
> +config SWIOTLB_DEFAULT_SIZE
> + int "Size of Software I/O TLB buffer (in MiB)"
> + default "1024"
> + depends on PPC_SVM
> +
This belongs into kernel/dma/Kconfig. That being said I really
don't see why this should be a user visible Kconfig.
next prev parent reply other threads:[~2018-08-25 8:55 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-08-24 2:59 [RFC PATCH 00/11] Secure Virtual Machine Enablement Thiago Jung Bauermann
2018-08-24 2:59 ` [RFC PATCH 01/11] powerpc/svm: Detect Secure Virtual Machine (SVM) platform Thiago Jung Bauermann
2018-08-24 2:59 ` [RFC PATCH 02/11] powerpc/svm: Select CONFIG_DMA_DIRECT_OPS and CONFIG_SWIOTLB Thiago Jung Bauermann
2018-08-24 2:59 ` [RFC PATCH 03/11] powerpc/svm: Add memory conversion (shared/secure) helper functions Thiago Jung Bauermann
2018-08-24 2:59 ` [RFC PATCH 04/11] powerpc/svm: Convert SWIOTLB buffers to shared memory Thiago Jung Bauermann
2018-08-24 2:59 ` [RFC PATCH 05/11] powerpc/svm: Don't release SWIOTLB buffers on secure guests Thiago Jung Bauermann
2018-08-24 2:59 ` [RFC PATCH 06/11] powerpc/svm: Use SWIOTLB DMA API for all virtio devices Thiago Jung Bauermann
2018-08-24 2:59 ` [RFC PATCH 07/11] powerpc/svm: Use shared memory for Debug Trace Log (DTL) Thiago Jung Bauermann
2018-08-24 2:59 ` [RFC PATCH 08/11] powerpc: Add and use LPPACA_SIZE constant Thiago Jung Bauermann
2018-08-24 2:59 ` [RFC PATCH 09/11] powerpc/svm: Use shared memory for LPPACA structures Thiago Jung Bauermann
2018-08-24 2:59 ` [RFC PATCH 10/11] powerpc/svm: Force the use of bounce buffers Thiago Jung Bauermann
[not found] ` <20180824025933.24319-11-bauerman-tEXmvtCZX7AybS5Ee8rs3A@public.gmane.org>
2018-08-24 6:00 ` Christoph Hellwig
2018-08-24 6:00 ` Christoph Hellwig
2018-08-24 23:38 ` Thiago Jung Bauermann
2018-08-24 2:59 ` [RFC PATCH 11/11] powerpc/svm: Increase SWIOTLB buffer size Thiago Jung Bauermann
[not found] ` <20180824025933.24319-12-bauerman-tEXmvtCZX7AybS5Ee8rs3A@public.gmane.org>
2018-08-25 8:55 ` Christoph Hellwig [this message]
2018-08-25 8:55 ` Christoph Hellwig
[not found] ` <20180824025933.24319-1-bauerman-tEXmvtCZX7AybS5Ee8rs3A@public.gmane.org>
2018-08-24 6:00 ` [RFC PATCH 00/11] Secure Virtual Machine Enablement Christoph Hellwig
2018-08-24 6:00 ` Christoph Hellwig
-- strict thread matches above, loose matches on Subject: below --
2018-08-24 16:25 Thiago Jung Bauermann
2018-08-24 16:25 ` [RFC PATCH 11/11] powerpc/svm: Increase SWIOTLB buffer size Thiago Jung Bauermann
2018-08-24 17:16 ` Randy Dunlap
[not found] ` <45561478-ee75-ee62-52d6-a96d60132669-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2018-08-25 0:38 ` Thiago Jung Bauermann
2018-08-25 0:38 ` Thiago Jung Bauermann
2018-08-27 18:18 ` Konrad Rzeszutek Wilk
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