linux-kernel - Re: [PATCH RFC smp] Remove diagnostics and adjust config for CSD lock diagnostics

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Date:   Tue, 21 Mar 2023 06:46:53 +0100
From:   Juergen Gross <jgross@...e.com>
To:     paulmck@...nel.org, linux-kernel@...r.kernel.org
Cc:     kernel-team@...a.com, rostedt@...dmis.org, mingo@...nel.org,
        peterz@...radead.org, corbet@....net
Subject: Re: [PATCH RFC smp] Remove diagnostics and adjust config for CSD lock
 diagnostics

On 21.03.23 01:54, Paul E. McKenney wrote:
> Hello!
> 
> This series removes CSD-lock diagnostics that were once very useful
> but which have not seen much action since.  It also adjusts Kconfig and
> kernel-boot-parameter setup.
> 
> 1.	locking/csd_lock: Add Kconfig option for csd_debug default.
> 
> 2.	locking/csd_lock: Remove added data from CSD lock debugging.
> 
> 3.	locking/csd_lock: Remove per-CPU data indirection from CSD
> 	lock debugging.
> 
> 4.	kernel/smp: Make csdlock_debug= resettable.
> 
> 						Thanx, Paul
> 
> ------------------------------------------------------------------------
> 
>   Documentation/admin-guide/kernel-parameters.txt   |   17 -
>   b/Documentation/admin-guide/kernel-parameters.txt |    6
>   b/kernel/smp.c                                    |    2
>   b/lib/Kconfig.debug                               |    9
>   kernel/smp.c                                      |  260 ++--------------------
>   5 files changed, 47 insertions(+), 247 deletions(-)

For the series:

Acked-by: Juergen Gross <jgross@...e.com>


Juergen

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