Messages in this thread | | | Date | Mon, 11 Jun 2012 11:33:09 +0300 | Subject | Re: [PATCH v3 08/10] mm: frontswap: add tracing support | From | Pekka Enberg <> |
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On 06/10/2012 07:51 PM, Sasha Levin wrote: >> Add tracepoints to frontswap API. >> >> Signed-off-by: Sasha Levin <levinsasha928@gmail.com>
On Mon, Jun 11, 2012 at 9:12 AM, Minchan Kim <minchan@kernel.org> wrote: > Normally, adding new tracepoint isn't easy without special reason. > I'm not sure all of frontswap function tracing would be valuable. > Shsha, Why do you want to add tracing? > What's scenario you want to use tracing?
Yup, the added tracepoints look more like function tracing. Shouldn't you use something like kprobes or ftrace/perf for this?
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