Messages in this thread | | | Date | Fri, 20 Nov 2015 15:21:52 +0900 | From | Joonsoo Kim <> | Subject | Re: [PATCH 2/3] mm/page_isolation: add new tracepoint, test_pages_isolated |
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On Thu, Nov 19, 2015 at 03:34:11PM -0800, Andrew Morton wrote: > On Fri, 13 Nov 2015 11:23:47 +0900 Joonsoo Kim <js1304@gmail.com> wrote: > > > cma allocation should be guranteeded to succeed, but, sometimes, > > it could be failed in current implementation. To track down > > the problem, we need to know which page is problematic and > > this new tracepoint will report it. > > akpm3:/usr/src/25> size mm/page_isolation.o > text data bss dec hex filename > 2972 112 1096 4180 1054 mm/page_isolation.o-before > 4608 570 1840 7018 1b6a mm/page_isolation.o-after > > This seems an excessive amount of bloat for one little tracepoint. Is > this expected and normal (and acceptable)?
Hello,
I checked bloat on other tracepoints and found that it's normal. It takes 1KB more per tracepoint.
Thanks.
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