[PATCH] FIXED sparse warning : drivers/cpuidle/cpuidle.c:27:1: warning: symbol 'cpuidle_dev' was not declared. Should it be static?

Sagar Padhye sgr.m.pdy at gmail.com
Thu Oct 3 02:34:40 EDT 2013


> > I checked that cpuidle_devices is only being used in cpuidle.c - hence
> > thought that it can be made static and be removed from header.
> 
> "cpuidle_devices" is actually used in drivers/cpuidle/coupled.c as well
> so this breaks the build.

Darn! I forgot 'clean build' part. sorry.
 
> Even for "cpuidle_dev" the patch isn't right.  It doesn't fix the
> warning, for me.  The DEFINE_PER_CPU() macro defines several variables
> actually.  Per CPU variables are a bit complicated and they have to have
> globally unique names.  So just ignore the Sparse warning for per CPU
> variables.
> 

Ok, let me look at my sparse log once again, will pick some other problem (any suggestions?)

> There are several other "process" problems with the patch submission.
> 
> 1) Incorrect subject.  It should be:
> 	[PATCH] cpuidle: make a variable static
> 
>    This is based on `git log --oneline drivers/cpuidle/cpuidle.c`
>    output.
> 
> 2) No blank line between subject and body of commit message.
> 3) Line wrap the body of the email at 72 characters.
> 4) No Signed-off-by line.
> 

Ok, will keep this in mind

Thanks and Regards,
Sagar 



More information about the Kernelnewbies mailing list