[CentOS] Anyone already tried to backport the latest ASPM kernel patch to 6.2?
Michael Lampe
lampe at gcsc.uni-frankfurt.deSun Feb 12 23:39:25 UTC 2012
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Patrick Lists wrote: > Iirc to enable ASPM on Fedora the kernel must be booted with > pcie_aspm=force. Maybe you need to use that option too? For more info > see: > http://www.phoronix.com/scan.php?page=article&item=linux_aspm_solution&num=1 That's no general solution. It may work, but (e.g.) it doesn't work for me on my Thinkpad X301. There are side-effects. The idea of the upstream patch is to mimic Windows: > With 3.2.5 "ASPM disabled" means: When the ACPI says ASPM is > disabled Linux will leave it alone, which is what Windows is > doing. The assumption is that explicitly disabling ASPM is more > problematic than doing nothing." (Copied somewhere from LKML.) In other words: my BIOS is broken. But it's broken for all Lenovo Notebooks. So ...
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