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From: Dave Hansen <dave.hansen@intel.com>
To: Bastien Nocera <hadess@hadess.net>, Jiri Kosina <jikos@kernel.org>
Cc: Benjamin Tissoires <benjamin.tissoires@redhat.com>,
	linux-input@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3 00/19] Report power supply from hid-logitech-hidpp
Date: Mon, 5 Jun 2017 07:53:07 -0700	[thread overview]
Message-ID: <0e394f8a-3663-ba4d-f417-e829e10e7356@intel.com> (raw)
In-Reply-To: <1496668174.2570.33.camel@hadess.net>

On 06/05/2017 06:09 AM, Bastien Nocera wrote:
>> I agree with Dave. If there is no solution found in time for -rc5, 
>> reverting to previous state would be the proper way to go.
> I don't see how it's possible to retroactively fix user-space.

It's not possible to retroactively change userspace.  That why the
kernel tries so hard not to break it in the first place.  Although this
is in "minor annoyance" territory for me at the moment, this patch
causes a clear, user-visible issue with new kernels.

The right way to do this is to have the kernel export the data in a way
that does not confuse old userspace.  Perhaps we should separate out
"power supplies that run the system" from "power supplies in a perihperal".

And, no, a config option isn't the right thing either.

  reply	other threads:[~2017-06-05 14:53 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-03-27 14:59 Benjamin Tissoires
2017-03-27 14:59 ` [PATCH v3 01/19] HID: logitech-dj: allow devices to request full pairing information Benjamin Tissoires
2017-03-27 14:59 ` [PATCH v3 02/19] HID: logitech-hidpp: Add scope to battery Benjamin Tissoires
2017-04-06  9:48   ` Jiri Kosina
2017-04-06  9:57     ` Benjamin Tissoires
2017-04-06 18:34       ` Jiri Kosina
2017-03-27 14:59 ` [PATCH v3 03/19] HID: logitech-hidpp: make sure we only register one battery per device Benjamin Tissoires
2017-03-27 14:59 ` [PATCH v3 04/19] HID: logitech-hidpp: do not query the name through HID++ for 1.0 devices Benjamin Tissoires
2017-03-27 14:59 ` [PATCH v3 05/19] HID: logitech-hidpp: create a capabilities bits field Benjamin Tissoires
2017-03-27 14:59 ` [PATCH v3 06/19] HID: logitech-hidpp: rework probe path for unifying devices Benjamin Tissoires
2017-03-27 14:59 ` [PATCH v3 07/19] HID: logitech-hidpp: retrieve the HID++ device name when available Benjamin Tissoires
2017-03-27 14:59 ` [PATCH v3 08/19] HID: logitech-hidpp: rework hidpp_connect_event() Benjamin Tissoires
2017-03-27 14:59 ` [PATCH v3 09/19] HID: logitech-hidpp: handle battery events in hidpp_raw_hidpp_event() Benjamin Tissoires
2017-03-27 14:59 ` [PATCH v3 10/19] HID: logitech-hidpp: forward device info in power_supply Benjamin Tissoires
2017-03-27 14:59 ` [PATCH v3 11/19] HID: logitech-hidpp: create the battery for all types of HID++ devices Benjamin Tissoires
2017-03-27 14:59 ` [PATCH v3 12/19] HID: logitech-hidpp: return an error if the queried feature is not present Benjamin Tissoires
2017-03-27 14:59 ` [PATCH v3 13/19] HID: logitech-hidpp: notify battery on connect Benjamin Tissoires
2017-03-27 14:59 ` [PATCH v3 14/19] HID: logitech-hidpp: battery: provide ONLINE property Benjamin Tissoires
2017-03-27 14:59 ` [PATCH v3 15/19] HID: logitech-hidpp: rename battery level into capacity Benjamin Tissoires
2017-03-27 14:59 ` [PATCH v3 16/19] HID: logitech-hidpp: battery: provide CAPACITY_LEVEL Benjamin Tissoires
2017-03-27 14:59 ` [PATCH v3 17/19] HID: logitech-hidpp: add support for battery status for the K750 Benjamin Tissoires
2017-03-27 14:59 ` [PATCH v3 18/19] HID: logitech-hidpp: enable HID++ 1.0 battery reporting Benjamin Tissoires
2017-03-27 14:59 ` [PATCH v3 19/19] HID: logitech-hidpp: add a sysfs file to tell we support power_supply Benjamin Tissoires
2017-03-27 16:23 ` [PATCH v3 00/19] Report power supply from hid-logitech-hidpp Bastien Nocera
2017-06-01 18:06 ` Dave Hansen
2017-06-01 19:26   ` Bastien Nocera
2017-06-02  7:29     ` Benjamin Tissoires
2017-06-02 12:54       ` Bastien Nocera
2017-06-02 13:47         ` Benjamin Tissoires
2017-06-02 14:10       ` Dave Hansen
2017-06-05  8:01         ` Jiri Kosina
2017-06-05 13:09           ` Bastien Nocera
2017-06-05 14:53             ` Dave Hansen [this message]
2017-06-05 16:22               ` Bastien Nocera
2017-06-06  7:25           ` Benjamin Tissoires
2017-06-06  7:46             ` Bastien Nocera

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