Thread (4 messages) flat view 4 messages, 1 author, 2022-05-25

Re: [PATCH v2] clk: expand clk_ignore_unused mechanism to keep only a few clks on

From: Uwe Kleine-König <hidden>
Date: 2021-10-14 15:43:15
Also in: linux-clk, lkml

Hello,

On Wed, Sep 22, 2021 at 10:15:49AM +0200, Uwe Kleine-König wrote:
On Thu, Aug 19, 2021 at 02:14:03PM +0200, Uwe Kleine-König wrote:
quoted
Allow to pass an integer n that results in only keeping n unused clocks
enabled.

This helps to debug the problem if you only know that clk_ignore_unused
helps but you have no clue yet which clock is the culprit.

Signed-off-by: Uwe Kleine-König <redacted>
I consider this patch really helpful, it helped me to debug a clk issue
without having to recompile the kernel for each bisection step.

On #kernelnewbies I got some positive feedback for it (1629304050 < j_ey>
ukleinek: nice clk_ignore_unused patch, I added a pr_err there recently
to print the clocks that were being disabled).
Any thoughts on this patch? Would be great if it makes it into the next
merge window.

Thanks for considering,
Uwe

-- 
Pengutronix e.K.                           | Uwe Kleine-König            |
Industrial Linux Solutions                 | https://www.pengutronix.de/ |

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