linux-kernel - Re: [RESEND RFC PATCH v1 07/20] mm: add tracepoints to ksm

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Date:   Mon, 23 Jan 2023 10:45:30 -0500
From:   Steven Rostedt <rostedt@...dmis.org>
To:     Stefan Roesch <shr@...kernel.io>
Cc:     kernel-team@...com, acme@...hat.com, akpm@...ux-foundation.org,
        bobwxc@...il.cn, brauner@...nel.org, brho@...gle.com,
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        zhengqi.arch@...edance.com, linux-doc@...r.kernel.org,
        linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-kselftest@...r.kernel.org, linux-mm@...ck.org,
        linux-trace-kernel@...r.kernel.org
Subject: Re: [RESEND RFC PATCH v1 07/20] mm: add tracepoints to ksm

On Sun, 22 Jan 2023 21:00:29 -0800
Stefan Roesch <shr@...kernel.io> wrote:

> This adds the following tracepoints to ksm:
> - start / stop scan
> - ksm enter / exit
> - merge a page
> - merge a page with ksm
> - remove a page
> - remove a rmap item
> 
> Signed-off-by: Stefan Roesch <shr@...kernel.io>
> ---
>  MAINTAINERS                |   1 +
>  include/trace/events/ksm.h | 257 +++++++++++++++++++++++++++++++++++++
>  mm/ksm.c                   |  20 ++-
>  3 files changed, 276 insertions(+), 2 deletions(-)
>  create mode 100644 include/trace/events/ksm.h

>From the tracing pov:

Reviewed-by: Steven Rostedt (Google) <rostedt@...dmis.org>

-- Steve