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Date: Fri, 13 Nov 2015 16:51:40 -0800 (PST) From: Hugh Dickins <hughd@...gle.com> To: "Huang, Ying" <ying.huang@...ux.intel.com> cc: Hugh Dickins <hughd@...gle.com>, Andrew Morton <akpm@...ux-foundation.org>, Josef Bacik <jbacik@...com>, Yu Zhao <yuzhao@...gle.com>, linux-kernel@...r.kernel.org, linux-mm@...ck.org Subject: Re: [PATCH] tmpfs: avoid a little creat and stat slowdown On Fri, 13 Nov 2015, Huang, Ying wrote: > > c435a390574d is the direct parent of afa2db2fb6f1 in its original git. > 43819159da2b is your patch applied on top of v4.3-rc7. The comparison > of 43819159da2b with v4.3-rc7 is as follow: ... > So you patch improved 11.9% from its base v4.3-rc7. I think other > difference are caused by other changes. Sorry for confusing. Thanks for getting back on this: that's rather what I was hoping to hear. Of course, no user will care which commit is responsible for a slowdown, and we may need to look further; but I couldn't make sense of it before, so this was a relief. Hugh -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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