linux-kernel - Re: [PATCH v3 4/9] platform/surface: aggregator: Add trace points

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Date:   Tue, 22 Dec 2020 17:21:17 -0500
From:   Steven Rostedt <rostedt@...dmis.org>
To:     Maximilian Luz <luzmaximilian@...il.com>
Cc:     linux-kernel@...r.kernel.org, Hans de Goede <hdegoede@...hat.com>,
        Mark Gross <mgross@...ux.intel.com>,
        Andy Shevchenko <andy.shevchenko@...il.com>,
        Barnabás Pőcze <pobrn@...tonmail.com>,
        Arnd Bergmann <arnd@...db.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Ingo Molnar <mingo@...hat.com>,
        Blaž Hrastnik <blaz@...n.io>,
        Dorian Stoll <dorian.stoll@...p.io>,
        platform-driver-x86@...r.kernel.org
Subject: Re: [PATCH v3 4/9] platform/surface: aggregator: Add trace points

On Mon, 21 Dec 2020 19:39:54 +0100
Maximilian Luz <luzmaximilian@...il.com> wrote:

> Add trace points to the Surface Aggregator subsystem core. These trace
> points can be used to track packets, requests, and allocations. They are
> further intended for debugging and testing/validation, specifically in
> combination with the error injection capabilities introduced in the
> subsequent commit.
> 
> Signed-off-by: Maximilian Luz <luzmaximilian@...il.com>
> Reviewed-by: Hans de Goede <hdegoede@...hat.com>
> ---
> 
> Changes in v1 (from RFC):
>  - add copyright line
>  - change SPDX identifier to GPL-2.0+ (was GPL-2.0-or-later)
>  - pack tracing structs
> 
> Changes in v2:
>  - add compiletime check on SSAM_PTR_UID_LEN
>  - fix ssam_trace_get_command_field_u8() macro
>  - use dedicated trace event class for timeout reaper
>  - use printk specifier for hex prefix instead of hard-coding it
>  - unify comment style
>  - run checkpatch --strict, fix warnings and style issues
> 
> 

>From a tracing point of view:

Acked-by: Steven Rostedt (VMware) <rostedt@...dmis.org>

-- Steve