From: Pavel Machek <pavel@ucw.cz> To: Guenter Roeck <linux@roeck-us.net> Cc: Zhang Rui <rui.zhang@intel.com>, pali.rohar@gmail.com, sre@kernel.org, kernel list <linux-kernel@vger.kernel.org>, linux-arm-kernel <linux-arm-kernel@lists.infradead.org>, linux-omap@vger.kernel.org, tony@atomide.com, khilman@kernel.org, aaro.koskinen@iki.fi, ivo.g.dimitrov.75@gmail.com, patrikbachan@gmail.com, serge@hallyn.com, abcloriens@gmail.com, fabio.estevam@nxp.com Subject: Re: v4.10-rc4 to v4.10-rc5: battery regression on Nokia N900 Date: Wed, 25 Jan 2017 12:12:33 +0100 [thread overview] Message-ID: <20170125111233.GB3912@amd> (raw) In-Reply-To: <20170124184526.GA25056@roeck-us.net> [-- Attachment #1: Type: text/plain, Size: 1603 bytes --] Hi! > > > >>Right. > > > >> > > > >>Before reverting, can you please try if this patch works or not? > > > > > > > >Not really. Revert now. Sorry. > > > > > > > >Are you sure? This does not look equivalent to me at all. > > > > > > > >"name" file handling moved from drivers to the core, which added some > > > >crazy checks what name can contain. Even if this "works", what is the > > > >expected effect on the "name" file? > > > > > > > The hwmon name attribute must not include '-', as documented in > > > Documentation/hwmon/sysfs-interface. Is enforcing that 'crazy' ? > > > Maybe in your world, but not in mine. > > > > Well, lets revert the patch and then we can discuss what to do with > > the "name" problem. Ok, so the patch is on the way in. What to do next? pavel@n900:/sys/class/hwmon$ cat hwmon0/name bq27200-0 pavel@n900:/sys/class/hwmon$ cat hwmon1/name rx51-battery > To provide some detail: libsensors gets just as confused with wildcards > and whitespace/newline as it does with '-' in the reported name, which > is why those are blocked by the new API. Ok... Question is "does someone actually use hwmon*/name on N900"? If so, we can't change it, but it is well possible that noone is. Next question is .. are there other drivers affected? Do we want to do '-' -> '_' in the core or somewhere in the drivers? We might want to do the change in early in 4.11 and see what breaks.... Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html [-- Attachment #2: Digital signature --] [-- Type: application/pgp-signature, Size: 181 bytes --]
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From: pavel@ucw.cz (Pavel Machek) To: linux-arm-kernel@lists.infradead.org Subject: v4.10-rc4 to v4.10-rc5: battery regression on Nokia N900 Date: Wed, 25 Jan 2017 12:12:33 +0100 [thread overview] Message-ID: <20170125111233.GB3912@amd> (raw) In-Reply-To: <20170124184526.GA25056@roeck-us.net> Hi! > > > >>Right. > > > >> > > > >>Before reverting, can you please try if this patch works or not? > > > > > > > >Not really. Revert now. Sorry. > > > > > > > >Are you sure? This does not look equivalent to me at all. > > > > > > > >"name" file handling moved from drivers to the core, which added some > > > >crazy checks what name can contain. Even if this "works", what is the > > > >expected effect on the "name" file? > > > > > > > The hwmon name attribute must not include '-', as documented in > > > Documentation/hwmon/sysfs-interface. Is enforcing that 'crazy' ? > > > Maybe in your world, but not in mine. > > > > Well, lets revert the patch and then we can discuss what to do with > > the "name" problem. Ok, so the patch is on the way in. What to do next? pavel at n900:/sys/class/hwmon$ cat hwmon0/name bq27200-0 pavel at n900:/sys/class/hwmon$ cat hwmon1/name rx51-battery > To provide some detail: libsensors gets just as confused with wildcards > and whitespace/newline as it does with '-' in the reported name, which > is why those are blocked by the new API. Ok... Question is "does someone actually use hwmon*/name on N900"? If so, we can't change it, but it is well possible that noone is. Next question is .. are there other drivers affected? Do we want to do '-' -> '_' in the core or somewhere in the drivers? We might want to do the change in early in 4.11 and see what breaks.... Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 181 bytes Desc: Digital signature URL: <http://lists.infradead.org/pipermail/linux-arm-kernel/attachments/20170125/3056248c/attachment.sig>
next prev parent reply other threads:[~2017-01-25 11:12 UTC|newest] Thread overview: 97+ messages / expand[flat|nested] mbox.gz Atom feed top 2017-01-23 12:40 v4.10-rc4 to v4.10-rc5: battery regression on Nokia N900 Pavel Machek 2017-01-23 12:40 ` Pavel Machek 2017-01-23 12:42 ` Pali Rohár 2017-01-23 12:42 ` Pali Rohár 2017-01-23 14:20 ` Pavel Machek 2017-01-23 14:20 ` Pavel Machek 2017-01-23 14:19 ` Pavel Machek 2017-01-23 14:19 ` Pavel Machek 2017-01-23 14:31 ` Guenter Roeck 2017-01-23 14:31 ` Guenter Roeck 2017-01-23 14:40 ` Pavel Machek 2017-01-23 14:40 ` Pavel Machek 2017-01-23 17:10 ` Guenter Roeck 2017-01-23 17:10 ` Guenter Roeck 2017-01-23 23:26 ` Pavel Machek 2017-01-23 23:26 ` Pavel Machek 2017-01-23 23:49 ` Guenter Roeck 2017-01-23 23:49 ` Guenter Roeck 2017-01-24 7:06 ` Zhang Rui 2017-01-24 7:06 ` Zhang Rui 2017-01-24 7:37 ` Pavel Machek 2017-01-24 7:37 ` Pavel Machek 2017-01-24 14:18 ` Guenter Roeck 2017-01-24 14:18 ` Guenter Roeck 2017-01-24 17:58 ` Pavel Machek 2017-01-24 17:58 ` Pavel Machek 2017-01-24 18:45 ` Guenter Roeck 2017-01-24 18:45 ` Guenter Roeck 2017-01-24 22:46 ` Pavel Machek 2017-01-24 22:46 ` Pavel Machek 2017-01-24 23:07 ` Fabio Estevam 2017-01-24 23:07 ` Fabio Estevam 2017-01-25 5:29 ` Zhang Rui 2017-01-25 5:29 ` Zhang Rui 2017-01-25 10:17 ` Pavel Machek 2017-01-25 10:17 ` Pavel Machek 2017-01-25 11:12 ` Pavel Machek [this message] 2017-01-25 11:12 ` Pavel Machek 2017-01-25 11:51 ` Guenter Roeck 2017-01-25 11:51 ` Guenter Roeck 2017-01-25 11:51 ` Guenter Roeck 2017-01-25 12:09 ` Pali Rohár 2017-01-25 12:09 ` Pali Rohár 2017-01-27 1:37 ` Zhang Rui 2017-01-27 1:37 ` Zhang Rui 2017-01-27 1:37 ` Zhang Rui 2017-01-27 2:03 ` Guenter Roeck 2017-01-27 2:03 ` Guenter Roeck 2017-01-27 3:39 ` Zhang Rui 2017-01-27 3:39 ` Zhang Rui 2017-01-27 3:39 ` Zhang Rui 2017-01-27 6:27 ` Guenter Roeck 2017-01-27 6:27 ` Guenter Roeck 2017-01-27 6:27 ` Guenter Roeck 2017-01-27 11:16 ` Pavel Machek 2017-01-27 11:16 ` Pavel Machek 2017-01-27 14:13 ` Guenter Roeck 2017-01-27 14:13 ` Guenter Roeck 2017-01-27 19:06 ` Pavel Machek 2017-01-27 19:06 ` Pavel Machek 2017-01-27 19:06 ` Pavel Machek 2017-01-27 14:40 ` Zhang Rui 2017-01-27 14:40 ` Zhang Rui 2017-01-27 17:20 ` Guenter Roeck 2017-01-27 17:20 ` Guenter Roeck 2017-01-27 19:12 ` Pavel Machek 2017-01-27 19:12 ` Pavel Machek 2017-01-27 19:12 ` Pavel Machek 2017-01-27 19:29 ` Pavel Machek 2017-01-27 19:29 ` Pavel Machek 2017-01-27 19:29 ` Pavel Machek 2017-01-27 8:35 ` Pali Rohár 2017-01-27 8:35 ` Pali Rohár 2017-01-27 11:09 ` Pavel Machek 2017-01-27 11:09 ` Pavel Machek 2017-01-27 11:09 ` Pavel Machek 2017-01-27 14:14 ` Guenter Roeck 2017-01-27 14:14 ` Guenter Roeck 2017-01-27 14:14 ` Guenter Roeck 2017-01-27 19:02 ` Pavel Machek 2017-01-27 19:02 ` Pavel Machek 2017-01-27 19:02 ` Pavel Machek 2017-01-27 11:29 ` Pavel Machek 2017-01-27 11:29 ` Pavel Machek 2017-01-24 14:10 ` Guenter Roeck 2017-01-24 14:10 ` Guenter Roeck 2017-01-24 14:15 ` Pavel Machek 2017-01-24 14:15 ` Pavel Machek 2017-01-24 14:30 ` Guenter Roeck 2017-01-24 14:30 ` Guenter Roeck 2017-01-24 7:34 ` Pavel Machek 2017-01-24 7:34 ` Pavel Machek 2017-01-24 14:15 ` Guenter Roeck 2017-01-24 14:15 ` Guenter Roeck 2017-01-23 20:22 ` Pavel Machek 2017-01-23 20:22 ` Pavel Machek 2017-01-23 20:22 ` Pavel Machek
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