Re: [PATCH 2/3] swsusp: move snapshot-handling functions to snapshot.c

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Hi!

> > > This patch moves the snapshot-handling functions remaining in swsusp.c
> > > to snapshot.c (ie. it moves the code without changing the functionality).
> > >
> > 
> > I'm sorry, but I acked this one too quickly. I'd prefer to keep "relocate" code where
> > it is, and define "must not collide" as a part of interface. That will keep snapshot.c
> > smaller/simpler,
> 
> Speaking of simplifications and having seen your code I hope you will agree with
> the appended patch against vanilla 2.6.14-git3 (it reduces the duplication of code,
> and replaces swsusp_pagedir_relocate with a simpler mechanism).

...and also moves stuff around in a way

a) I don't like

and

b) is almost impossible to review

:-). Can you keep "relocate" code in swsusp.c, just making it simpler?

> @@ -997,20 +870,22 @@
>  	int error = 0;
>  	struct pbe *p;
>  
> -	if (!(p = alloc_pagedir(nr_copy_pages)))
> +	if (!(p = alloc_pagedir(nr_copy_pages, 0)))
>  		return -ENOMEM;
>  
>  	if ((error = read_pagedir(p)))
>  		return error;
> -
>  	create_pbe_list(p, nr_copy_pages);
> -
> -	if (!(pagedir_nosave = swsusp_pagedir_relocate(p)))
> +	mark_unsafe_pages(p);
> +	if (!(pagedir_nosave = alloc_pagedir(nr_copy_pages, 1)))
>  		return -ENOMEM;

Okay, this is probably better approach than copying pagedir around...

								Pavel
-- 
Thanks, Sharp!
-
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