Re: [PATCH 1/1] Revert "scsi: ufs: core: Only suspend clock scaling if scaling down"
From: Linux regression tracking #adding (Thorsten Leemhuis)
Date: Sun Mar 03 2024 - 07:13:07 EST
[TLDR: I'm adding this report to the list of tracked Linux kernel
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On 28.02.24 06:34, Ram Prakash Gupta wrote:
> This reverts commit 1d969731b87f122108c50a64acfdbaa63486296e.
> Approx 28% random perf IO degradation is observed by suspending clk
> scaling only when clks are scaled down. Concern for original fix was
> power consumption, which is already taken care by clk gating by putting
> the link into hibern8 state.
Thanks for the report. To be sure the issue doesn't fall through the
cracks unnoticed, I'm adding it to regzbot, the Linux kernel regression
tracking bot:
#regzbot ^introduced 1d969731b87f122108c50a64acfdbaa63486296e
#regzbot title scsi: ufs: core: approx 28% random perf IO degradation
#regzbot ignore-activity
Ciao, Thorsten (wearing his 'the Linux kernel's regression tracker' hat)
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