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From: bugzilla-daemon@kernel.org
To: linux-pm@vger.kernel.org
Subject: [Bug 215938] amd-pstate ignoring scaling_max_freq after waking from suspend
Date: Tue, 31 May 2022 07:32:05 +0000	[thread overview]
Message-ID: <bug-215938-137361-F739Aoyodl@https.bugzilla.kernel.org/> (raw)
In-Reply-To: <bug-215938-137361@https.bugzilla.kernel.org/>

https://bugzilla.kernel.org/show_bug.cgi?id=215938

Alex Maras (dev@alexmaras.com) changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
 Attachment #301003|0                           |1
        is obsolete|                            |

--- Comment #8 from Alex Maras (dev@alexmaras.com) ---
Created attachment 301080
  --> https://bugzilla.kernel.org/attachment.cgi?id=301080&action=edit
dmesg output after sleeping - with debug params

I've attached the dmesg output here after applying those kernel params. My
kernel version has the latest commit. I'll compile from git to ensure the
results are the same in the meantime. 

The dmesg results are interesting - cat-ing scaling_cur_freq still shows the
same behavior, but dmesg doesn't show any values above 1.4gHz. I ran `stress`
either side of sleeping and watched the scaling_cur_freq, and can confirm that
it was maxing out at 1.4gHz before suspend, and not limited after suspend.

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  parent reply	other threads:[~2022-05-31  7:32 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-05-03 15:09 [Bug 215938] New: amd-pstate ignoring scaling_max_freq after waking from suspend bugzilla-daemon
2022-05-04  6:16 ` [Bug 215938] " bugzilla-daemon
2022-05-04 13:46 ` bugzilla-daemon
2022-05-20  8:37 ` bugzilla-daemon
2022-05-20  9:55 ` bugzilla-daemon
2022-05-20  9:56 ` bugzilla-daemon
2022-05-20  9:57 ` bugzilla-daemon
2022-05-31  2:55 ` bugzilla-daemon
2022-05-31  7:32 ` bugzilla-daemon [this message]
2022-06-09 14:59 ` bugzilla-daemon
2022-06-09 15:00 ` bugzilla-daemon
2022-06-09 15:15 ` bugzilla-daemon
2022-06-10 17:03 ` bugzilla-daemon
2022-06-11  3:33 ` bugzilla-daemon
2022-06-11  4:11 ` bugzilla-daemon
2022-06-13  1:56 ` bugzilla-daemon
2022-06-13 16:25 ` bugzilla-daemon
2022-06-29 15:35 ` bugzilla-daemon
2022-07-05  1:16 ` bugzilla-daemon
2022-07-05  7:36 ` bugzilla-daemon
2022-07-05  9:28 ` bugzilla-daemon
2022-07-06  6:00 ` bugzilla-daemon
2022-07-07 22:36 ` bugzilla-daemon

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