RE: [PATCH] clarify WARNING: at fs/sysfs/dir.c:481 sysfs_add

[Jason Dravet]

>  > This patch makes it clear that the problem is in the BIOS of 
the computer and not the kernel.  This patch applies to kernel 3.2.1.
>  >  
>  > --- dir.orig    2012-01-14 18:58:20.026745884 -0600
>  > +++ dir.c    2012-01-14 19:52:33.011444581 -0600
>  > @@ -479,6 +479,8 @@ int sysfs_add_one(struct sysfs_addrm_cxt
>  >               (path == NULL) ? sd->s_name :
>  >               strcat(strcat(sysfs_pathname(acxt->parent_sd, path), "/"),
>  >                      sd->s_name));
>  > +        WARN(1, KERN_WARNING
>  > +             "Your BIOS is broken.  Please contact your computer manufacturer.");
>  >          kfree(path);
>  >      }
>  
> That certainly isn't always the case. Incorrectly written drivers
> have also taken this codepath before now.
> 
> 	Dave

Then how do you tell when the problem is the BIOS or a driver?
Jason 		 	   		  --
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