lkml.org 
[lkml]   [2020]   [Jun]   [13]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] lib: update DEBUG_SHIRQ docs to match reality

> > There is no extra interrupt when registering a shared interrupt handler
> > since 2011. Update the Kconfig text to make it clear and to avoid wrong
> > assumptions when debugging issues found by it.
> >
>
> I'm not sure.
> I have recently fixed a bug in the IIO sensor during ->probe() due to
> an issued test interrupt exactly as soon as the handler is registered.

$ git grep DEBUG_SHIRQ_FIXME
kernel/irq/manage.c:#ifdef CONFIG_DEBUG_SHIRQ_FIXME

There is no place to enable this code.

Maybe your case was like Krzysztof's case where the issue turned out to
be the extra interrupt on deregistering after a deferred probe? He
thought it was the initial interrupt but it wasn't.

[unhandled content-type:application/pgp-signature]
\
 
 \ /
  Last update: 2020-06-13 13:40    [W:0.069 / U:2.920 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site