Messages in this thread | | | Date | Mon, 28 Nov 2016 16:37:15 +0800 | From | Aaron Lu <> | Subject | [PATCH 0/2] use mmu gather logic for tlb flush in mremap |
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On Fri, Nov 18, 2016 at 10:48:20AM +0800, Aaron Lu wrote: > On 11/18/2016 01:53 AM, Linus Torvalds wrote: > > I'm not entirely happy with the force_flush vs need_flush games, and I > > really think this code should be updated to use the same "struct > > mmu_gather" that we use for the other TLB flushing cases (no need for > > the page freeing batching, but the tlb_flush_mmu_tlbonly() logic > > should be the same). > > I see. > > > > > But I guess that's a bigger change, so that wouldn't be approriate for > > rc5 or stable back-porting anyway. But it would be lovely if somebody > > could look at that. Hint hint. > > I'll work on it, thanks for the suggestion.
So here it is. I'm not quite sure if I've done the right thing in patch 2/2, i.e. should I just use tlb_flush_mmu or export tlb_flush_mmu_tlbonly and then use it in mremap.c. Please take a look and let me know what you think, thanks!
Regards, Aaron
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