From: Vinod Koul <vkoul@kernel.org>
To: Logan Gunthorpe <logang@deltatee.com>
Cc: dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org,
Robin Murphy <robin.murphy@arm.com>,
Dave Jiang <dave.jiang@intel.com>,
Dan Williams <dan.j.williams@intel.com>
Subject: Re: [PATCH] dmaengine: ioat: Allocate correct size for descriptor chunk
Date: Mon, 5 Oct 2020 10:16:51 +0530 [thread overview]
Message-ID: <20201005044651.GI2968@vkoul-mobl> (raw)
In-Reply-To: <20200922200844.2982-1-logang@deltatee.com>
On 22-09-20, 14:08, Logan Gunthorpe wrote:
> dma_alloc_coherent() is called with a fixed SZ_2M size, but frees happen
> with IOAT_CHUNK_SIZE. Recently, IOAT_CHUNK_SIZE was reduced to 512M but
> the allocation did not change. To fix, change to using the
> IOAT_CHUNK_SIZE define.
>
> This was caught with the upcoming patchset for converting Intel platforms to the
> dma-iommu implementation. It has a warning when the unmapped size differs from
> the mapped size.
Applied, thanks
--
~Vinod
prev parent reply other threads:[~2020-10-05 4:46 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-22 20:08 [PATCH] dmaengine: ioat: Allocate correct size for descriptor chunk Logan Gunthorpe
2020-09-22 20:18 ` Dave Jiang
2020-10-05 4:46 ` Vinod Koul [this message]
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