From: bugzilla-daemon@bugzilla.kernel.org
To: platform-driver-x86@vger.kernel.org
Subject: [Bug 213109] New: ideapad-laptop: Regression in 5.12.x for Battery conservation mode
Date: Mon, 17 May 2021 16:05:01 +0000 [thread overview]
Message-ID: <bug-213109-215701@https.bugzilla.kernel.org/> (raw)
https://bugzilla.kernel.org/show_bug.cgi?id=213109
Bug ID: 213109
Summary: ideapad-laptop: Regression in 5.12.x for Battery
conservation mode
Product: Drivers
Version: 2.5
Kernel Version: 5.12.4
Hardware: x86-64
OS: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: Platform_x86
Assignee: drivers_platform_x86@kernel-bugs.osdl.org
Reporter: fouad.fakih@gmail.com
Regression: Yes
Enabling battery conservation mode no longer works on Linux 5.12.x for Lenovo
Legion 5 15ARH05.
It works with kernel versions 5.11 and 5.10 on Arch Linux.
Modifying `/sys/bus/platform/drivers/ideapad_acpi/VPC2004:00/conservation_mode`
fails with message : `Input/output error`
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next reply other threads:[~2021-05-17 16:07 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-17 16:05 bugzilla-daemon [this message]
2021-05-17 16:21 ` [Bug 213109] ideapad-laptop: Regression in 5.12.x for Battery conservation mode bugzilla-daemon
2021-05-19 13:46 ` bugzilla-daemon
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