Re: [PATCH] checkpatch: update $logFunctions

From: Miles Chen
Date: Sun Jan 15 2017 - 21:57:45 EST


On Fri, 2017-01-13 at 00:14 -0800, Joe Perches wrote:
> On Fri, 2017-01-13 at 15:38 +0800, miles.chen@xxxxxxxxxxxx wrote:
> > From: Miles Chen <miles.chen@xxxxxxxxxxxx>
> >
> > Currently checkpatch.pl does not recognize printk_deferred* functions as
> > log functions and complains about the line length of printk_deferred*
> > functoins. Add printk_deferred* to logFunctions to fix it.
>
> Hi Miles.
>
> Good idea, perhaps less good an implementation though.
>
> > diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
> []
> > @@ -425,7 +425,7 @@ our $zero_initializer = qr{(?:(?:0[xX])?0+$Int_type?|NULL|false)\b};
> >
> > our $logFunctions = qr{(?x:
> > printk(?:_ratelimited|_once|)|
> > - (?:[a-z0-9]+_){1,2}(?:printk|emerg|alert|crit|err|warning|warn|notice|info|debug|dbg|vdbg|devel|cont|WARN)(?:_ratelimited|_once|)|
> > + (?:[a-z0-9]+_){1,2}(?:printk|emerg|alert|crit|err|warning|warn|notice|info|debug|dbg|vdbg|devel|cont|WARN|deferred)(?:_ratelimited|_once|)|
>
> This should be a change on the line above like
>
> printk(?:_ratelimited|_once|_deferred|_deferred_once|)|
>
> without a change on your suggested line.

Hi Joe,

Thanks for your advice, I'll modify my patch and submit it again.

thanks,
Miles

>
> Or perhaps changing both lines if there are to be
> macros/functions like pr_<level>_deferred_once someday.
>
> printk(?:_ratelimited|_once|_deferred|_deferred_once|)|
> (?:[a-z0-9]+_){1,2}(?:printk|emerg|alert|crit|err|warning|warn|notice|info|debug|dbg|vdbg|devel|cont|WARN)(?:_ratelimited|_once|_deferred|deferred_once|)|
>