From:   Valentin Schneider <vschneid@redhat.com>
To:     Phil Auld <pauld@redhat.com>, linux-kernel@vger.kernel.org
Cc:     pauld@redhat.com, gregkh@linuxfoundation.org, mingo@redhat.com,
        peterz@infradead.org, ritesh.list@gmail.com,
        srikar@linux.vnet.ibm.com, sshegde@linux.ibm.com,
        vincent.guittot@linaro.org, vishalc@linux.vnet.ibm.com
Subject: Re: [PATCH v2] sched/debug: Put sched/domains files under the
 verbose flag
In-Reply-To: <20230120163330.1334128-1-pauld@redhat.com>
References: <20230119150758.880189-1-pauld@redhat.com>
 <20230120163330.1334128-1-pauld@redhat.com>
Date:   Fri, 27 Jan 2023 15:01:44 +0000
Message-ID: <xhsmhedrgdns7.mognet@vschneid.remote.csb>
MIME-Version: 1.0
Content-Type: text/plain
Precedence: bulk

On 20/01/23 11:33, Phil Auld wrote:
> The debug files under sched/domains can take a long time to regenerate,
> especially when updates are done one at a time. Move these files under
> the sched verbose debug flag. Allow changes to verbose to trigger
> generation of the files. This lets a user batch the updates but still
> have the information available.  The detailed topology printk messages
> are also under verbose.
>
> Discussion that lead to this approach can be found in the link below.
>
> Simplified code to maintain use of debugfs bool routines suggested by
> Michael Ellerman <mpe@ellerman.id.au>.
>
> Signed-off-by: Phil Auld <pauld@redhat.com>
> Cc: Michael Ellerman <mpe@ellerman.id.au>
> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
> Cc: Ingo Molnar <mingo@redhat.com>
> Cc: Peter Zijlstra (Intel) <peterz@infradead.org>
> Cc: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
> Cc: Valentin Schneider <vschneid@redhat.com>
> Cc: Vishal Chourasia <vishalc@linux.vnet.ibm.com>
> Cc: Vincent Guittot <vincent.guittot@linaro.org>
> Link: https://lore.kernel.org/all/Y01UWQL2y2r69sBX@li-05afa54c-330e-11b2-a85c-e3f3aa0db1e9.ibm.com/

Reviewed-by: Valentin Schneider <vschneid@redhat.com>