Re: [PATCH v2] clocksource: exynos_mct: fix for sleeping in atomic ctx handling cpu hotplug notif.

2015-05-28 Thread Damian Eppel
On Thu, 2015-05-28 at 11:47 +0200, Marek Szyprowski wrote: > Hello, > > On 2015-03-12 10:11, 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 (Rinat

Re: [PATCH v2] clocksource: exynos_mct: fix for sleeping in atomic ctx handling cpu hotplug notif.

2015-05-28 Thread Marek Szyprowski
Hello, On 2015-03-12 10:11, 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

Re: [PATCH v2] clocksource: exynos_mct: fix for sleeping in atomic ctx handling cpu hotplug notif.

2015-05-27 Thread Daniel Lezcano
On 05/25/2015 05:24 PM, Damian Eppel wrote: On Mon, 2015-05-11 at 13:18 +0200, Daniel Lezcano wrote: [ ... ] The code sounds very complex for what it is supposed to do. Perhaps I am missing something but you have more or less the same functionality than the smp_twd timers and these ones don'

Re: [PATCH v2] clocksource: exynos_mct: fix for sleeping in atomic ctx handling cpu hotplug notif.

2015-05-25 Thread Damian Eppel
On Mon, 2015-05-11 at 13:18 +0200, Daniel Lezcano wrote: > On 03/12/2015 10:11 AM, 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) an

[PATCH v2] clocksource: exynos_mct: fix for sleeping in atomic ctx handling cpu hotplug notif.

2015-03-12 Thread Damian Eppel
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