netdev - Re: [PATCH net-next] r8169: remove not needed call to dma_sync_single_for

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-Id: <20190629.123006.462312256730945029.davem@davemloft.net>
Date:   Sat, 29 Jun 2019 12:30:06 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     hkallweit1@...il.com
Cc:     nic_swsd@...ltek.com, netdev@...r.kernel.org
Subject: Re: [PATCH net-next] r8169: remove not needed call to
 dma_sync_single_for_device

From: Heiner Kallweit <hkallweit1@...il.com>
Date: Thu, 27 Jun 2019 23:19:09 +0200

> DMA_API_HOWTO.txt includes an example explaining when
> dma_sync_single_for_device() is not needed, and that example matches
> our use case. The buffer isn't changed by the CPU and direction is
> DMA_FROM_DEVICE, so we can remove the call to
> dma_sync_single_for_device().
> 
> Signed-off-by: Heiner Kallweit <hkallweit1@...il.com>

Applied.