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SubjectRe: [PATCH 2/3] mm/page_isolation: add new tracepoint, test_pages_isolated
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)?




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