From mboxrd@z Thu Jan 1 00:00:00 1970 From: Frank Rowand Subject: Re: [PATCH] of: cache phandle nodes to decrease cost of of_find_node_by_phandle() Date: Thu, 1 Feb 2018 11:10:35 -0800 Message-ID: References: <1517429142-25727-1-git-send-email-frowand.list@gmail.com> <5b84a166-c71b-3a41-9e7f-a7624a8441f6@codeaurora.org> <38cdcae5-ec0f-d1be-b024-1990d4387731@gmail.com> <9e23d32f-05a0-ce8a-41f8-9a1a3d66be37@codeaurora.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <9e23d32f-05a0-ce8a-41f8-9a1a3d66be37-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org> Content-Language: en-US Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Chintan Pandya , Rob Herring Cc: devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: devicetree@vger.kernel.org On 02/01/18 02:31, Chintan Pandya wrote: > >>> Anyways, will fix this locally and share test results. >> >> Thanks, I look forward to the results. >> > > Set up for this time was slightly different. So, taken all the numbers again. > > Boot to shell time (in ms): Experiment 2 > [1] Base            : 14.843805 14.784842 14.842338 > [2] 64 sized fixed cache    : 14.189292 14.200003 14.266711 > [3] Dynamic freeable cache    : 14.112412 14.064772 14.036052 > > So, [3] (this patch) looks to be improving 750ms (on avg from base build). > Is this with the many debug options enabled? If so, can you repeat with a normal configuration? Thanks, Frank -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html