linux-kernel - Re: [Pcihpd-discuss] [PATCH 1/3] pciehp: hotplug: deal with pre-inserted ExpressCards

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Message-ID: <47182429.1080103@jp.fujitsu.com>
Date:	Fri, 19 Oct 2007 12:27:37 +0900
From:	Kenji Kaneshige <kaneshige.kenji@...fujitsu.com>
To:	Mark Lord <lkml@....ca>
Cc:	kristen.c.accardi@...el.com, greg@...ah.com,
	Andrew Morton <akpm@...ux-foundation.org>,
	"Theodore Ts'o" <tytso@....edu>,
	Linux Kernel <linux-kernel@...r.kernel.org>,
	pcihpd-discuss@...ts.sourceforge.net
Subject: Re: [Pcihpd-discuss] [PATCH 1/3] pciehp: hotplug: deal with pre-inserted
 ExpressCards

Mark Lord さんは書きました:
> Kenji Kaneshige wrote:
>>
>>  - When the card is inserted *after* modprobing pciehp, the card
>>    is *not* automatically powered on/detected. So it is very
>>    natural that the card, which had been inserted before modprobing
>>    pciehp, is not automatically enabled at the pciehp modprobe time.
> 
> 
> Not true.  Once pciehp is loaded, it automatically detects and handles
> inserted and removed cards just fine.  Until after the next suspend/resume.
> 

This is because your slot is surprise remove capable. On my slot,
which is not surprise remove capable, the card is not enabled
even after pciehp is loaded.

Thanks,
Kenji Kaneshige


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