lkml.org 
[lkml]   [2017]   [Mar]   [28]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
Date
SubjectRe: [PATCH v4 4/4] pinctrl: rockchip: avoid hardirq-unsafe functions in irq_chip
On Thu, Mar 23, 2017 at 11:59 AM, John Keeping <john@metanate.com> wrote:

> With real-time preemption, regmap functions cannot be used in the
> implementation of irq_chip since they use spinlocks which may sleep.
>
> Move the setting of the mux for IRQs to an irq_bus_sync_unlock handler
> where we are allowed to sleep.
>
> Signed-off-by: John Keeping <john@metanate.com>
> Reviewed-by: Heiko Stuebner <heiko@sntech.de>
> Tested-by: Heiko Stuebner <heiko@sntech.de>
> ---
> v3: unchanged
> v2: unchanged

Patch applied.

Yours,
Linus Walleij

\
 
 \ /
  Last update: 2017-03-28 11:20    [W:0.070 / U:3.320 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site