From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Subject: Re: [PATCH] dell-smm-hwmon: Cache fan_type() calls and use fan_status() for fan detection To: =?UTF-8?Q?Pali_Roh=c3=a1r?= References: <1463842001-17785-1-git-send-email-pali.rohar@gmail.com> <201605271245.47383@pali> <01084692-618a-31db-76f8-60176d1cd2cc@leemhuis.info> <201605271521.10294@pali> <574B4293.9010404@gmail.com> <20160530093613.GS29844@pali> Cc: Thorsten Leemhuis , Jan C Peters , =?UTF-8?Q?David_Santamar=c3=ada_Rogado?= , Jean Delvare , Guenter Roeck , Tolga Cakir , linux-hwmon@vger.kernel.org, linux-kernel@vger.kernel.org From: Peter Saunderson Message-ID: <574C6976.6030302@gmail.com> Date: Mon, 30 May 2016 17:25:26 +0100 MIME-Version: 1.0 In-Reply-To: <20160530093613.GS29844@pali> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit List-ID: On 30/05/16 10:36, Pali Rohár wrote: > Hi Peter! Thank you for information! Are you able to try to call that > function on some old kernel (e.g. 3.12 or 3.14) to verify that it is > caused only and only by that function? > I have tried to use my old 3.19.0 kernel that did not have the problem but now it will not boot. The boot screen is left with Loading Linux linux... Loading initial ramdisk... No logs etc.. I am guessing that some grub or ram disk change is giving me the problem. I have just upgraded to Ubuntu 16.04 and do not want to downgrade so I am a bit stuck at the moment and doubt that I can do this test. Peter.