Messages in this thread | | | Date | Fri, 15 May 2020 15:03:13 +0200 | From | Joerg Roedel <> | Subject | Re: [PATCH v2 0/7] mm: Get rid of vmalloc_sync_(un)mappings() |
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On Wed, May 13, 2020 at 09:01:04AM -0700, Andy Lutomirski wrote: > I would love to see a followup patch that preallocates the vmalloc > region on 64-bit and compiles out pgd_list and all of the associated > gunk.
Looked a bit into this, with pre-allocation and a few more changes all but one users of pgd_list and pgd_lock can be get rid of on x86-64. But there is the XEN-PV code which also needs to traverse pgd_list, and I am not sure how to get rid of that.
Regards,
Joerg
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