linux-kernel - [patch 6/7] SCSI: save disk in scsi

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Date:	Mon, 23 Apr 2007 17:00:18 -0700
From:	Kristen Carlson Accardi <kristen.c.accardi@...el.com>
To:	jeff@...zik.org
Cc:	linux-kernel@...r.kernel.org, linux-scsi@...r.kernel.org,
	linux-ide@...r.kernel.org, htejun@...il.com,
	Kristen Carlson Accardi <kristen.c.accardi@...el.com>
Subject: [patch 6/7] SCSI: save disk in scsi_device

Give anyone who has access to scsi_device access to the genhd struct as well.

Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@...el.com>
Index: 2.6-git/drivers/scsi/sd.c
===================================================================
--- 2.6-git.orig/drivers/scsi/sd.c
+++ 2.6-git/drivers/scsi/sd.c
@@ -1711,6 +1711,7 @@ static int sd_probe(struct device *dev)
 
 	dev_set_drvdata(dev, sdkp);
 	add_disk(gd);
+	sdp->disk = gd;
 
 	sdev_printk(KERN_NOTICE, sdp, "Attached scsi %sdisk %s\n",
 		    sdp->removable ? "removable " : "", gd->disk_name);
Index: 2.6-git/drivers/scsi/sr.c
===================================================================
--- 2.6-git.orig/drivers/scsi/sr.c
+++ 2.6-git/drivers/scsi/sr.c
@@ -604,6 +604,7 @@ static int sr_probe(struct device *dev)
 	if (sdev->media_change_notify)
 		disk->flags |= GENHD_FL_MEDIA_CHANGE_NOTIFY;
 	add_disk(disk);
+	sdev->disk = disk;
 
 	sdev_printk(KERN_DEBUG, sdev,
 		    "Attached scsi CD-ROM %s\n", cd->cdi.name);
Index: 2.6-git/include/scsi/scsi_device.h
===================================================================
--- 2.6-git.orig/include/scsi/scsi_device.h
+++ 2.6-git/include/scsi/scsi_device.h
@@ -138,7 +138,7 @@ struct scsi_device {
 
 	struct device		sdev_gendev;
 	struct class_device	sdev_classdev;
-
+	struct gendisk 		*disk;
 	struct execute_work	ew; /* used to get process context on put */
 
 	enum scsi_device_state sdev_state;

-- 
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