lkml.org 
[lkml]   [2015]   [Jun]   [29]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [RESEND PATCH v3] clocksource: exynos_mct: fix for sleeping in atomic ctx handling cpu hotplug notif.
On 06/26/2015 03:23 PM, Damian Eppel wrote:
> This is to fix an issue of sleeping in atomic context when processing
> hotplug notifications in Exynos MCT(Multi-Core Timer).
> The issue was reproducible on Exynos 3250 (Rinato board) and Exynos 5420
> (Arndale Octa board).
>
> Whilst testing cpu hotplug events on kernel configured with DEBUG_PREEMPT
> and DEBUG_ATOMIC_SLEEP we get following BUG message, caused by calling
> request_irq() and free_irq() in the context of hotplug notification
> (which is in this case atomic context).

Applied as a 4.2 fix.

Should it be tagged stable@ ?



--
<http://www.linaro.org/> Linaro.org │ Open source software for ARM SoCs

Follow Linaro: <http://www.facebook.com/pages/Linaro> Facebook |
<http://twitter.com/#!/linaroorg> Twitter |
<http://www.linaro.org/linaro-blog/> Blog



\
 
 \ /
  Last update: 2015-06-29 11:41    [W:2.035 / U:0.000 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site