From: Tejun Heo <htejun@gmail.com>
Date: Tue, 27 Nov 2007 10:28:56 +0000 (+0900)
Subject: libata: clean up EH speed down implementation
X-Git-Tag: v2.6.25-rc1~1233^2~54
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3884f7b0a8382b89d8ca5da23bd98e3e15fc805b;p=pandora-kernel.git

libata: clean up EH speed down implementation

Clean up EH speed down implementation.

* is_io boolean variable is replaced eflags.  is_io is ATA_EFLAG_IS_IO.

* Error categories now have names.

* Better comments.

* Reorder 5min and 10min rules in ata_eh_speed_down_verdict()

* Use local variable @link to cache @dev->link in ata_eh_speed_down()

These changes are to improve readability and ease further changes.
This patch doesn't introduce any behavior change.

Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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