| 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
| ||
|
Date: Sat, 21 Aug 2021 18:17:07 +0000 (UTC)
From: Kalle Valo <kvalo@...eaurora.org>
To: chris.chiu@...onical.com
Cc: Jes.Sorensen@...il.com, davem@...emloft.net, kuba@...nel.org,
code@...o-schneider.ch, linux-wireless@...r.kernel.org,
netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
Chris Chiu <chris.chiu@...onical.com>
Subject: Re: rtl8xxxu: disable interrupt_in transfer for 8188cu and 8192cu
chris.chiu@...onical.com wrote:
> From: Chris Chiu <chris.chiu@...onical.com>
>
> There will be crazy numbers of interrupts triggered by 8188cu and
> 8192cu module, around 8000~10000 interrupts per second, on the usb
> host controller. Compare with the vendor driver source code, it's
> mapping to the configuration CONFIG_USB_INTERRUPT_IN_PIPE and it is
> disabled by default.
>
> Since the interrupt transfer is neither used for TX/RX nor H2C
> commands. Disable it to avoid the excessive amount of interrupts
> for the 8188cu and 8192cu module which I only have for verification.
>
> Signed-off-by: Chris Chiu <chris.chiu@...onical.com>
> Tested-by: reto.schneider@...qvarnagroup.com
> Acked-by: Jes Sorensen <Jes.Sorensen@...il.com>
Patch applied to wireless-drivers-next.git, thanks.
f62cdab7f5db rtl8xxxu: disable interrupt_in transfer for 8188cu and 8192cu
--
https://patchwork.kernel.org/project/linux-wireless/patch/20210701163354.118403-1-chris.chiu@canonical.com/
https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
Powered by blists - more mailing lists