Messages in this thread | | | Date | Thu, 11 Jun 2015 13:37:54 -0700 | Subject | Re: [PATCH 07/12] x86/virt/guest/xen: Remove use of pgd_list from the Xen guest code | From | Linus Torvalds <> |
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On Thu, Jun 11, 2015 at 7:07 AM, Ingo Molnar <mingo@kernel.org> wrote: > > But we want to remove the pgd_list, so convert the code over to walk > all tasks in the system. This is an equivalent method.
This is not at all equivalent, and it looks stupid.
Don't use "for_each_process_thread(g, p)". You only care about each mm, and threads all share the same mm, so just do
for_each_process(p)
instead of iterating over all threads too.
No?
Linus
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