ATA_PERIODIC_POLL on ATA_I82801HBM_S1 causes lockups

From: Rick van der Zwet <info_at_rickvanderzwet.nl>
Date: Tue, 14 Jun 2011 08:16:56 +0200
The ICH8M found in the MacBookPro4,1 has an known issue [1] which
locks up when enabling the periodic poll using sidpr (introduced a
``little'' while ago in r214016), making it impossible to boot.

Attached patch disables the polling and thus fixes the issue.

Br. /Rick
[1] http://www.spinics.net/lists/linux-ide/msg23487.html
-- 
http://rickvanderzwet.nl

Received on Tue Jun 14 2011 - 04:16:58 UTC

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