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Tasklist

FS#47778 - [linux][patch] 4.4.x sdhci regression

Attached to Project: Arch Linux
Opened by Ľubomír Kučera (Kuci) - Saturday, 16 January 2016, 10:40 GMT
Last edited by Tobias Powalowski (tpowa) - Wednesday, 20 January 2016, 07:01 GMT
Task Type Bug Report
Category Kernel
Status Closed
Assigned To Tobias Powalowski (tpowa)
Thomas Bächler (brain0)
Architecture All
Severity Critical
Priority Normal
Reported Version
Due in Version Undecided
Due Date Undecided
Percent Complete 100%
Votes 3
Private No

Details

Description:

A sdhci regression in linux 4.4 causes problems with mmc driver and sdhci interfaces. For instance, on Asus X205TA, this may cause problems with internal (eMMC) storage and not-at-all working Wi-Fi.

Please, apply the enclosed reversed patch to solve the issue.

Additional info:
* linux 4.4-3

Steps to reproduce:
* Install linux 4.4-3 on Asus X205TA
* Reboot
This task depends upon

Closed by  Tobias Powalowski (tpowa)
Wednesday, 20 January 2016, 07:01 GMT
Reason for closing:  Fixed
Additional comments about closing:  4.4-4
Comment by Tobias Powalowski (tpowa) - Tuesday, 19 January 2016, 09:01 GMT
Any reference from where this patch is?
Comment by Ľubomír Kučera (Kuci) - Tuesday, 19 January 2016, 09:06 GMT
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9faac7b95ea4f9e83b7a914084cc81ef1632fd91

This commit has broken the sdhci. If you check out the enclosed patch, it's just a diff from 9faac7b95ea4f9e83b7a914084cc81ef1632fd91. Apply it as reversed patch ($ patch -R) and it should be fixed.
Comment by Tobias Powalowski (tpowa) - Tuesday, 19 January 2016, 10:05 GMT
Any discussion about upstream reverting this patch?
Comment by Ľubomír Kučera (Kuci) - Tuesday, 19 January 2016, 10:37 GMT
I've got no such information.
Comment by Tobias Powalowski (tpowa) - Tuesday, 19 January 2016, 10:57 GMT
In order to apply this patch a bug report or upstream discussion should be mentioned, that upstream plans to include it.
Comment by Ľubomír Kučera (Kuci) - Tuesday, 19 January 2016, 11:14 GMT
Here's a bug report: https://bugzilla.kernel.org/show_bug.cgi?id=106541

But there's no statement about reverting the changes in upstream.

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