From: Christoph Hellwig <hch@lst.de>
To: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Cc: linux-s390@vger.kernel.org, Vasily Gorbik <gor@linux.ibm.com>,
Will Deacon <will@kernel.org>,
Catalin Marinas <catalin.marinas@arm.com>,
linuxppc-dev@lists.ozlabs.org,
Heiko Carstens <heiko.carstens@de.ibm.com>,
linux-kernel@vger.kernel.org,
Christian Borntraeger <borntraeger@de.ibm.com>,
iommu@lists.linux-foundation.org,
Paul Mackerras <paulus@samba.org>,
Michael Ellerman <mpe@ellerman.id.au>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Robin Murphy <robin.murphy@arm.com>,
Christoph Hellwig <hch@lst.de>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] dma/direct: turn ARCH_ZONE_DMA_BITS into a variable
Date: Thu, 31 Oct 2019 17:58:53 +0100 [thread overview]
Message-ID: <20191031165853.GA8532@lst.de> (raw)
In-Reply-To: <6726a651c12d91ca22b9d8984745d90db5d507ec.camel@suse.de>
On Thu, Oct 31, 2019 at 05:22:59PM +0100, Nicolas Saenz Julienne wrote:
> OK, I see what you mean now. It's wrong indeed.
>
> The trouble is the ZONE_DMA series[1] in arm64, also due for v5.5, will be
> affected by this patch. I don't know the right way to approach this problem
> since depending on the merge order, this patch should be updated or the arm64
> ZONE_DMA series fixed.
>
> Maybe it's easier to just wait for v5.6.
Ok, I can wait. Or the arm64 maintainers can pick up this patch if
you want to add it to that series.
_______________________________________________
iommu mailing list
iommu@lists.linux-foundation.org
https://lists.linuxfoundation.org/mailman/listinfo/iommu
WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@lst.de>
To: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Cc: Christoph Hellwig <hch@lst.de>,
Marek Szyprowski <m.szyprowski@samsung.com>,
Robin Murphy <robin.murphy@arm.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Paul Mackerras <paulus@samba.org>,
Michael Ellerman <mpe@ellerman.id.au>,
Heiko Carstens <heiko.carstens@de.ibm.com>,
Vasily Gorbik <gor@linux.ibm.com>,
Christian Borntraeger <borntraeger@de.ibm.com>,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org,
linux-s390@vger.kernel.org, iommu@lists.linux-foundation.org
Subject: Re: [PATCH] dma/direct: turn ARCH_ZONE_DMA_BITS into a variable
Date: Thu, 31 Oct 2019 17:58:53 +0100 [thread overview]
Message-ID: <20191031165853.GA8532@lst.de> (raw)
In-Reply-To: <6726a651c12d91ca22b9d8984745d90db5d507ec.camel@suse.de>
On Thu, Oct 31, 2019 at 05:22:59PM +0100, Nicolas Saenz Julienne wrote:
> OK, I see what you mean now. It's wrong indeed.
>
> The trouble is the ZONE_DMA series[1] in arm64, also due for v5.5, will be
> affected by this patch. I don't know the right way to approach this problem
> since depending on the merge order, this patch should be updated or the arm64
> ZONE_DMA series fixed.
>
> Maybe it's easier to just wait for v5.6.
Ok, I can wait. Or the arm64 maintainers can pick up this patch if
you want to add it to that series.
WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@lst.de>
To: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Cc: linux-s390@vger.kernel.org, Vasily Gorbik <gor@linux.ibm.com>,
Will Deacon <will@kernel.org>,
Catalin Marinas <catalin.marinas@arm.com>,
linuxppc-dev@lists.ozlabs.org,
Heiko Carstens <heiko.carstens@de.ibm.com>,
linux-kernel@vger.kernel.org,
Christian Borntraeger <borntraeger@de.ibm.com>,
iommu@lists.linux-foundation.org,
Paul Mackerras <paulus@samba.org>,
Robin Murphy <robin.murphy@arm.com>,
Christoph Hellwig <hch@lst.de>,
linux-arm-kernel@lists.infradead.org,
Marek Szyprowski <m.szyprowski@samsung.com>
Subject: Re: [PATCH] dma/direct: turn ARCH_ZONE_DMA_BITS into a variable
Date: Thu, 31 Oct 2019 17:58:53 +0100 [thread overview]
Message-ID: <20191031165853.GA8532@lst.de> (raw)
In-Reply-To: <6726a651c12d91ca22b9d8984745d90db5d507ec.camel@suse.de>
On Thu, Oct 31, 2019 at 05:22:59PM +0100, Nicolas Saenz Julienne wrote:
> OK, I see what you mean now. It's wrong indeed.
>
> The trouble is the ZONE_DMA series[1] in arm64, also due for v5.5, will be
> affected by this patch. I don't know the right way to approach this problem
> since depending on the merge order, this patch should be updated or the arm64
> ZONE_DMA series fixed.
>
> Maybe it's easier to just wait for v5.6.
Ok, I can wait. Or the arm64 maintainers can pick up this patch if
you want to add it to that series.
WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@lst.de>
To: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Cc: linux-s390@vger.kernel.org, Vasily Gorbik <gor@linux.ibm.com>,
Will Deacon <will@kernel.org>,
Catalin Marinas <catalin.marinas@arm.com>,
linuxppc-dev@lists.ozlabs.org,
Heiko Carstens <heiko.carstens@de.ibm.com>,
linux-kernel@vger.kernel.org,
Christian Borntraeger <borntraeger@de.ibm.com>,
iommu@lists.linux-foundation.org,
Paul Mackerras <paulus@samba.org>,
Michael Ellerman <mpe@ellerman.id.au>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Robin Murphy <robin.murphy@arm.com>,
Christoph Hellwig <hch@lst.de>,
linux-arm-kernel@lists.infradead.org,
Marek Szyprowski <m.szyprowski@samsung.com>
Subject: Re: [PATCH] dma/direct: turn ARCH_ZONE_DMA_BITS into a variable
Date: Thu, 31 Oct 2019 17:58:53 +0100 [thread overview]
Message-ID: <20191031165853.GA8532@lst.de> (raw)
In-Reply-To: <6726a651c12d91ca22b9d8984745d90db5d507ec.camel@suse.de>
On Thu, Oct 31, 2019 at 05:22:59PM +0100, Nicolas Saenz Julienne wrote:
> OK, I see what you mean now. It's wrong indeed.
>
> The trouble is the ZONE_DMA series[1] in arm64, also due for v5.5, will be
> affected by this patch. I don't know the right way to approach this problem
> since depending on the merge order, this patch should be updated or the arm64
> ZONE_DMA series fixed.
>
> Maybe it's easier to just wait for v5.6.
Ok, I can wait. Or the arm64 maintainers can pick up this patch if
you want to add it to that series.
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2019-10-31 16:58 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-31 15:28 [PATCH] dma/direct: turn ARCH_ZONE_DMA_BITS into a variable Nicolas Saenz Julienne
2019-10-31 15:28 ` Nicolas Saenz Julienne
2019-10-31 15:28 ` Nicolas Saenz Julienne
2019-10-31 15:28 ` Nicolas Saenz Julienne
2019-10-31 15:47 ` Christoph Hellwig
2019-10-31 15:47 ` Christoph Hellwig
2019-10-31 15:47 ` Christoph Hellwig
2019-10-31 15:47 ` Christoph Hellwig
2019-10-31 15:53 ` Nicolas Saenz Julienne
2019-10-31 15:53 ` Nicolas Saenz Julienne
2019-10-31 15:53 ` Nicolas Saenz Julienne
2019-10-31 15:53 ` Nicolas Saenz Julienne
2019-10-31 15:57 ` Christoph Hellwig
2019-10-31 15:57 ` Christoph Hellwig
2019-10-31 15:57 ` Christoph Hellwig
2019-10-31 15:57 ` Christoph Hellwig
2019-10-31 16:22 ` Nicolas Saenz Julienne
2019-10-31 16:22 ` Nicolas Saenz Julienne
2019-10-31 16:22 ` Nicolas Saenz Julienne
2019-10-31 16:22 ` Nicolas Saenz Julienne
2019-10-31 16:58 ` Christoph Hellwig [this message]
2019-10-31 16:58 ` Christoph Hellwig
2019-10-31 16:58 ` Christoph Hellwig
2019-10-31 16:58 ` Christoph Hellwig
2019-10-31 18:06 ` Catalin Marinas
2019-10-31 18:06 ` Catalin Marinas
2019-10-31 18:06 ` Catalin Marinas
2019-10-31 18:06 ` Catalin Marinas
2019-10-31 18:32 ` Christoph Hellwig
2019-10-31 18:32 ` Christoph Hellwig
2019-10-31 18:32 ` Christoph Hellwig
2019-10-31 18:32 ` Christoph Hellwig
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