On Mon, 11 Feb 2008 01:13:09 +0100 (CET)
Jan Engelhardt <jengelh@computergmbh.de> wrote:

quoted text
> 
> On Feb 10 2008 15:55, Arjan van de Ven wrote:
> >+#ifdef CONFIG_DEVKMEM
> > /*
> >  * This function reads the *virtual* memory as seen by the kernel.
> >  */
> >@@ -585,6 +588,11 @@ static ssize_t write_kmem(struct file * file,
> >const char __user * buf,
> >  	*ppos = p;
> >  	return virtr + wrote;
> > }
> >+#else
> >+#define read_kmem NULL
> >+#define write_kmem NULL
> >+#define mmap_kmem NULL
> >+#endif
> 
> Is the #else case needed? All kmem_fops uses seem #ifdef'ed out
> anyway, except kmem_fops itself. In other words,
> 
> +#ifdef CONFIG_DEVKMEM
>  static const struct file_operations kmem_fops = {
>  ...
>  }
> +#endif
> 
> and do away with the three defines. No? :)

hmm I tried that first, and didn't work
but that wasn't on the final version of the patch so let me try again..


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