Messages in this thread | | | Date | Fri, 25 Mar 2005 16:35:12 +1100 | From | Nick Piggin <> | Subject | Re: [PATCH 1/6] freepgt: free_pgtables use vma list |
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Nick Piggin wrote: > Hugh Dickins wrote: > >> And the range to sparc64's flush_tlb_pgtables? It's less clear to me >> now that we need to do more than is done here - every PMD_SIZE ever >> occupied will be flushed, do we really have to flush every PGDIR_SIZE >> ever partially occupied? A shame to complicate it unnecessarily. > > > It looks like sparc64 is the only user of this, so it is up to > you Dave. >
Oh - one other question too. Doing the unmap and page table freeing in the same pass will put freed pagecache pages in the same mmu_gather as the freed page table pages. This looks like it may be a problem for sparc64?
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