linux-kernel - Re: [PATCH] libata: Export AHCI capabilities

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Date:	Sat, 15 Aug 2009 17:07:18 -0400
From:	Jeff Garzik <jgarzik@...ox.com>
To:	Matthew Garrett <mjg@...hat.com>
CC:	linux-kernel@...r.kernel.org, linux-ide@...r.kernel.org
Subject: Re: [PATCH] libata: Export AHCI capabilities

Matthew Garrett wrote:
> AHCI exports various capability bits that may be of interest to userspace
> such as whether the BIOS claims a port is hotpluggable or eSATA. Providing
> these via sysfs along with the version of the AHCI spec implemented by
> the host allows userspace to make policy decisions for things like ALPM.
> 
> Signed-off-by: Matthew Garrett <mjg@...hat.com>

I would prefer a better-yet-more-general interface, but I don't think 
one will appear anytime soon, so...

applied



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