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From: Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org>
To: Nicolin Chen <nicoleotsuka-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: tony-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org,
	catalin.marinas-5wv7dgnIgG8@public.gmane.org,
	will.deacon-5wv7dgnIgG8@public.gmane.org,
	linux-I+IVW8TIWO2tmTQ+vhA3Yw@public.gmane.org,
	iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	robin.murphy-5wv7dgnIgG8@public.gmane.org,
	hch-jcswGhMUV9g@public.gmane.org,
	linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
Subject: Re: [PATCH v2 RFC/RFT 1/5] ARM: dma-mapping: Add fallback normal page allocations
Date: Wed, 24 Apr 2019 17:08:32 +0200	[thread overview]
Message-ID: <20190424150832.GA22474@lst.de> (raw)
In-Reply-To: <20190424150638.GA22191-jcswGhMUV9g@public.gmane.org>

On Wed, Apr 24, 2019 at 05:06:38PM +0200, Christoph Hellwig wrote:
>      I'd also use the oppurtunity to forbid a NULL dev argument and
>      opencode those uses.

Actually, looking at your last patch again the NULL argument might
still fit in ok, so maybe we should keep it.

WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@lst.de>
To: Nicolin Chen <nicoleotsuka@gmail.com>
Cc: tony@atomide.com, catalin.marinas@arm.com, will.deacon@arm.com,
	linux@armlinux.org.uk, iommu@lists.linux-foundation.org,
	linux-kernel@vger.kernel.org, robin.murphy@arm.com, hch@lst.de,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v2 RFC/RFT 1/5] ARM: dma-mapping: Add fallback normal page allocations
Date: Wed, 24 Apr 2019 17:08:32 +0200	[thread overview]
Message-ID: <20190424150832.GA22474@lst.de> (raw)
Message-ID: <20190424150832.DhBc3NlAnFd0O5Gz7W6Ro9MQpfqtm1EpFa1tDOREKbI@z> (raw)
In-Reply-To: <20190424150638.GA22191@lst.de>

On Wed, Apr 24, 2019 at 05:06:38PM +0200, Christoph Hellwig wrote:
>      I'd also use the oppurtunity to forbid a NULL dev argument and
>      opencode those uses.

Actually, looking at your last patch again the NULL argument might
still fit in ok, so maybe we should keep it.
_______________________________________________
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: Nicolin Chen <nicoleotsuka@gmail.com>
Cc: tony@atomide.com, catalin.marinas@arm.com, joro@8bytes.org,
	will.deacon@arm.com, linux@armlinux.org.uk,
	iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org,
	robin.murphy@arm.com, hch@lst.de,
	linux-arm-kernel@lists.infradead.org, m.szyprowski@samsung.com
Subject: Re: [PATCH v2 RFC/RFT 1/5] ARM: dma-mapping: Add fallback normal page allocations
Date: Wed, 24 Apr 2019 17:08:32 +0200	[thread overview]
Message-ID: <20190424150832.GA22474@lst.de> (raw)
In-Reply-To: <20190424150638.GA22191@lst.de>

On Wed, Apr 24, 2019 at 05:06:38PM +0200, Christoph Hellwig wrote:
>      I'd also use the oppurtunity to forbid a NULL dev argument and
>      opencode those uses.

Actually, looking at your last patch again the NULL argument might
still fit in ok, so maybe we should keep it.

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@lst.de>
To: Nicolin Chen <nicoleotsuka@gmail.com>
Cc: hch@lst.de, robin.murphy@arm.com, vdumpa@nvidia.com,
	linux@armlinux.org.uk, catalin.marinas@arm.com,
	will.deacon@arm.com, joro@8bytes.org, m.szyprowski@samsung.com,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org,
	tony@atomide.com
Subject: Re: [PATCH v2 RFC/RFT 1/5] ARM: dma-mapping: Add fallback normal page allocations
Date: Wed, 24 Apr 2019 17:08:32 +0200	[thread overview]
Message-ID: <20190424150832.GA22474@lst.de> (raw)
In-Reply-To: <20190424150638.GA22191@lst.de>

On Wed, Apr 24, 2019 at 05:06:38PM +0200, Christoph Hellwig wrote:
>      I'd also use the oppurtunity to forbid a NULL dev argument and
>      opencode those uses.

Actually, looking at your last patch again the NULL argument might
still fit in ok, so maybe we should keep it.

  parent reply	other threads:[~2019-04-24 15:08 UTC|newest]

Thread overview: 47+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-03-26 23:01 [PATCH v2 RFC/RFT 0/5] Save single pages from CMA area Nicolin Chen
2019-03-26 23:01 ` Nicolin Chen
     [not found] ` <20190326230131.16275-1-nicoleotsuka-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2019-03-26 23:01   ` [PATCH v2 RFC/RFT 1/5] ARM: dma-mapping: Add fallback normal page allocations Nicolin Chen
2019-03-26 23:01     ` Nicolin Chen
2019-03-26 23:01     ` Nicolin Chen
2019-04-24 15:06     ` Christoph Hellwig
2019-04-24 15:06       ` Christoph Hellwig
2019-04-24 15:06       ` Christoph Hellwig
     [not found]       ` <20190424150638.GA22191-jcswGhMUV9g@public.gmane.org>
2019-04-24 15:08         ` Christoph Hellwig [this message]
2019-04-24 15:08           ` Christoph Hellwig
2019-04-24 15:08           ` Christoph Hellwig
2019-04-24 15:08           ` Christoph Hellwig
2019-04-24 18:33       ` Nicolin Chen
2019-04-24 18:33         ` Nicolin Chen
2019-04-24 18:33         ` Nicolin Chen
2019-04-24 19:26         ` Christoph Hellwig
2019-04-24 19:26           ` Christoph Hellwig
2019-04-24 19:26           ` Christoph Hellwig
2019-04-24 19:38           ` Nicolin Chen
2019-04-24 19:38             ` Nicolin Chen
2019-04-24 19:38             ` Nicolin Chen
2019-04-30 15:24           ` Catalin Marinas
2019-04-30 15:24             ` Catalin Marinas
2019-04-30 15:24             ` Catalin Marinas
2019-05-02 13:26             ` Christoph Hellwig
2019-05-02 13:26               ` Christoph Hellwig
2019-05-02 13:26               ` Christoph Hellwig
2019-05-02 13:26               ` Christoph Hellwig
2019-04-26 20:21       ` Nicolin Chen
2019-04-26 20:21         ` Nicolin Chen
2019-04-26 20:21         ` Nicolin Chen
2019-04-26 20:25         ` Christoph Hellwig
2019-04-26 20:25           ` Christoph Hellwig
2019-04-26 20:25           ` Christoph Hellwig
2019-03-26 23:01   ` [PATCH v2 RFC/RFT 2/5] dma-remap: Run alloc_pages() on failure Nicolin Chen
2019-03-26 23:01     ` Nicolin Chen
2019-03-26 23:01     ` Nicolin Chen
2019-03-26 23:01 ` [PATCH v2 RFC/RFT 3/5] iommu: amd_iommu: Add fallback normal page allocations Nicolin Chen
2019-03-26 23:01   ` Nicolin Chen
2019-03-26 23:01 ` [PATCH v2 RFC/RFT 4/5] arm64: dma-mapping: " Nicolin Chen
2019-03-26 23:01   ` Nicolin Chen
2019-03-26 23:01 ` [PATCH v2 RFC/RFT 5/5] dma-contiguous: Do not allocate a single page from CMA area Nicolin Chen
2019-03-26 23:01   ` Nicolin Chen
2019-03-27  8:08 ` [PATCH v2 RFC/RFT 0/5] Save single pages " Christoph Hellwig
2019-03-27  8:08   ` Christoph Hellwig
2019-03-27 18:42   ` Nicolin Chen
2019-03-27 18:42     ` Nicolin Chen

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