From: Tejun Heo <htejun@gmail.com>
To: Kristen Carlson Accardi <kristen.c.accardi@intel.com>
Cc: jeff@garzik.org, linux-kernel@vger.kernel.org,
linux-scsi@vger.kernel.org, linux-ide@vger.kernel.org,
akpm@linux-foundation.org
Subject: Re: [patch 0/7] Asynchronous Notification for ATAPI devices (v2) - resend
Date: Sun, 06 May 2007 12:15:34 +0200 [thread overview]
Message-ID: <463DAAC6.3060300@gmail.com> (raw)
In-Reply-To: <20070504111222.c2e373cf.kristen.c.accardi@intel.com>
Kristen Carlson Accardi wrote:
> This patch series implements Asynchronous Notification (AN) for SATA
> ATAPI devices as defined in SATA 2.5 and AHCI 1.1 and higher. Drives
> which support this feature will send a notification when new media is
> inserted and removed, preventing the need for user space to poll for
> new media. This support is exposed to user space via a flag that will
> be set in /sys/block/sr*/capability_flags. If the flag is set, user
> space can disable polling for the new media, and the genhd driver will
> send a KOBJ_CHANGE event with the envp set to MEDIA_CHANGE_EVENT=1.
>
> Note that this patch only implements support for directly attached
> drives - AN with drives attached to a port multiplier requires
> additional changes.
No objection from me. BTW, you're not setting ATA_FLAG_AN anywhere in
the patch series, will that be a separate patch?
--
tejun
next prev parent reply other threads:[~2007-05-06 10:15 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-05-04 18:12 [patch 0/7] Asynchronous Notification for ATAPI devices (v2) - resend Kristen Carlson Accardi
2007-05-04 20:30 ` James Bottomley
2007-05-04 20:36 ` Kristen Carlson Accardi
2007-05-06 10:15 ` Tejun Heo [this message]
2007-05-07 15:20 ` Kristen Carlson Accardi
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