[patch v2 02/10] kdump: Make kimage_load_crash_segment() weak

Vivek Goyal vgoyal at redhat.com
Tue Aug 2 14:55:30 EDT 2011


On Tue, Aug 02, 2011 at 11:30:03AM +0200, Michael Holzheu wrote:
> Hello Vivek,
> 
> On Mon, 2011-08-01 at 16:31 -0400, Vivek Goyal wrote:
> > On Wed, Jul 27, 2011 at 02:55:06PM +0200, Michael Holzheu wrote:
> 
> [snip]
> 
> > > --- a/kernel/kexec.c
> > > +++ b/kernel/kexec.c
> > > @@ -842,8 +842,8 @@ out:
> > >  	return result;
> > >  }
> > >  
> > > -static int kimage_load_crash_segment(struct kimage *image,
> > > -					struct kexec_segment *segment)
> > > +int __weak kimage_load_crash_segment(struct kimage *image,
> > > +				     struct kexec_segment *segment)
> > 
> > A comment here why we are making it weak should help in increasing
> > the code readability.
> 
> What about the following:
> 
> /*
>  * Load crash segment into memory. Architecture code can override this
>  * function. E.g. this is necessary for architectures that do not
>  * create page tables for crashkernel memory.
>  */
> int __weak kimage_load_crash_segment(struct kimage *image,

This looks better.

Thanks
Vivek



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