Messages in this thread | | | Subject | Re: [v6 09/15] sparc64: optimized struct page zeroing | From | Pasha Tatashin <> | Date | Fri, 11 Aug 2017 12:04:51 -0400 |
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>> Add an optimized mm_zero_struct_page(), so struct page's are zeroed without >> calling memset(). We do eight to tent regular stores based on the size of >> struct page. Compiler optimizes out the conditions of switch() statement. > > Again, this doesn't explain why we need this. You have mentioned those > reasons in some previous emails but be explicit here please. >
I will add performance data to this patch as well.
Thank you, Pasha
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