linux-kernel - [patch 4/7] libata: expose AN to user space

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Message-Id: <20070509163828.2c17128f.kristen.c.accardi@intel.com>
Date:	Wed, 9 May 2007 16:38:28 -0700
From:	Kristen Carlson Accardi <kristen.c.accardi@...el.com>
To:	jeff@...zik.org
Cc:	linux-ide@...r.kernel.org, linux-scsi@...r.kernel.org,
	linux-kernel@...r.kernel.org, htejun@...il.com,
	Kristen Carlson Accardi <kristen.c.accardi@...el.com>
Subject: [patch 4/7] libata: expose AN to user space

If Asynchronous Notification of media change events is supported,
pass that information up to the SCSI layer.

Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@...el.com>

Index: 2.6-git/drivers/ata/libata-scsi.c
===================================================================
--- 2.6-git.orig/drivers/ata/libata-scsi.c
+++ 2.6-git/drivers/ata/libata-scsi.c
@@ -899,6 +899,9 @@ static void ata_scsi_dev_config(struct s
 		blk_queue_max_hw_segments(q, q->max_hw_segments - 1);
 	}
 
+	if (dev->flags & ATA_DFLAG_AN)
+		sdev->media_change_notify = 1;
+
 	if (dev->flags & ATA_DFLAG_NCQ) {
 		int depth;
 

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