svn commit: r364038 - head/sys/dev/pci

[Alexander Motin]

On 07.08.2020 21:14, Kubilay Kocak wrote:
> On 8/08/2020 4:40 am, Alexander Motin wrote:
>> Author: mav
>> Date: Fri Aug  7 18:40:56 2020
>> New Revision: 364038
>> URL: https://svnweb.freebsd.org/changeset/base/364038
>>
>> Log:
>>    Enable hw.pci.enable_aspm tunable by default.
>>       While effects on power saving is only a guess, effects on
>> hot-plug are
>>    clearly visible.  Lets try to enable it and see what happen.
>>       MFC after:    3 months
>>
>> Modified:
>>    head/sys/dev/pci/pci.c
>>
>> Modified: head/sys/dev/pci/pci.c
>> ==============================================================================
>>
>> --- head/sys/dev/pci/pci.c    Fri Aug  7 18:38:10 2020    (r364037)
>> +++ head/sys/dev/pci/pci.c    Fri Aug  7 18:40:56 2020    (r364038)
>> @@ -408,7 +408,7 @@ static int pci_enable_ari = 1;
>>   SYSCTL_INT(_hw_pci, OID_AUTO, enable_ari, CTLFLAG_RDTUN,
>> &pci_enable_ari,
>>       0, "Enable support for PCIe Alternative RID Interpretation");
>>   -int pci_enable_aspm;
>> +int pci_enable_aspm = 1;
>>   SYSCTL_INT(_hw_pci, OID_AUTO, enable_aspm, CTLFLAG_RDTUN,
>> &pci_enable_aspm,
>>       0, "Enable support for PCIe Active State Power Management");
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> 
> relnotes: Yes?

If you say so.  But since there is no real functionality behind it other
then a small lie to ACPI, I am not sure.

-- 
Alexander Motin