On Fri, 23 Mar 2018 08:58:45 +0800 Baoquan He <bhe@xxxxxxxxxx> wrote:
> > erk, this is pretty nasty. Isn't there a better way :(
>
> Yes, this is not efficient.
>
> In struct resource{}, ->sibling list is a singly linked list. I ever
> thought about changing it to doubly linked list, yet not very sure if
> it will have effect since struct resource is a core data structure.
Switching to a list_head sounds OK. The only issue really is memory
consumption and surely we don't have tens of thousands of struct
resources floating about(?). Or if we do have a lot, the machine is
presumably huge (hope?).
> AKASHI's method is more acceptable, and currently only kexec has this
> requirement.
What method is that?
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