From: Qinxin Xia <xiaqinxin@huawei.com>
To: Marek Szyprowski <m.szyprowski@samsung.com>, <21cnbao@gmail.com>,
<jonathan.cameron@huawei.com>, <wangzhou1@hisilicon.com>
Cc: <iommu@lists.linux.dev>, <prime.zeng@huawei.com>,
<fanghao11@huawei.com>, <linux-kernel@vger.kernel.org>,
<linuxarm@huawei.com>
Subject: Re: [PATCH v7 0/3] dma-mapping: benchmark: Add support for dma_map_sg
Date: Sat, 7 Mar 2026 15:46:38 +0800 [thread overview]
Message-ID: <2030b7da-8638-4f61-a4c0-193975da858f@huawei.com> (raw)
In-Reply-To: <a55de232-4355-4fae-85c6-b4bbebdf345d@samsung.com>
On 2026/3/6 16:50:56, Marek Szyprowski <m.szyprowski@samsung.com> wrote:
>> dma mapping benchmark(SG_MODE): threads:8 seconds:30 node:-1 dir:FROM_DEVICE granule/sg_nents: 8
>> average map latency(us):1.4 standard deviation:0.3
>> average unmap latency(us):1.3 standard deviation:0.3
>> [root@localhost]# ./dma_map_benchmark -m 0 -g 8 -t 8 -s 30 -d 2
>> dma mapping benchmark(SINGLE_MODE): threads:8 seconds:30 node:-1 dir:FROM_DEVICE granule/sg_nents: 8
>> average map latency(us):1.0 standard deviation:0.3
>> average unmap latency(us):1.3 standard deviation:0.5
> Applied to dma-mapping-next. Thanks! Next time please CC: me directly.
Thank you for applying the patch. I apologize for not CC-ing you
directly earlier; I'll make sure to do so next time.:-)
--
Thanks,
Qinxin
prev parent reply other threads:[~2026-03-07 7:46 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-25 9:37 Qinxin Xia
2026-02-25 9:37 ` [PATCH v7 1/3] dma-mapping: benchmark: modify the framework to adapt to more map modes Qinxin Xia
2026-02-25 9:37 ` [PATCH v7 2/3] dma-mapping: benchmark: add support for dma_map_sg Qinxin Xia
2026-02-25 9:38 ` [PATCH v7 3/3] tools/dma: Add dma_map_sg support Qinxin Xia
2026-02-25 10:42 ` [PATCH v7 0/3] dma-mapping: benchmark: Add support for dma_map_sg Barry Song
2026-03-06 7:54 ` Marek Szyprowski
[not found] ` <CGME20260306085057eucas1p176a39f28514d3c7481f5813d597086ca@eucas1p1.samsung.com>
2026-03-06 8:50 ` Marek Szyprowski
2026-03-07 7:46 ` Qinxin Xia [this message]
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