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From: Heiko Carstens <heiko.carstens@de.ibm.com>
To: linux-scsi@vger.kernel.org
Subject: [BUG] linux-2.6.0-test9: slave_destroy called too early
Date: Tue, 11 Nov 2003 11:45:49 +0100	[thread overview]
Message-ID: <200311111145.49009.heiko.carstens@de.ibm.com> (raw)

Hi,

in linux-2.6.0-test9 there seems to be a bug in scsi_remove_device: each time
I try to remove a scsi disk the sd driver fails to synchronize the SCSI cache.
Reason for this is that the slave_destroy function of the LLD gets called
before sd_shutdown of the sd driver gets called.
I would suggest the patch below. Please apply or let me know that this is the
wrong thing to do.

Thanks,
Heiko

diff -urN linux-2.6.0-test9/drivers/scsi/scsi_sysfs.c 
linux-2.6.0-test9-sd/drivers/scsi/scsi_sysfs.c
--- linux-2.6.0-test9/drivers/scsi/scsi_sysfs.c	Sat Oct 25 20:43:04 2003
+++ linux-2.6.0-test9-sd/drivers/scsi/scsi_sysfs.c	Tue Nov 11 11:43:27 2003
@@ -410,9 +410,9 @@
 	if (class) {
 		down_write(&class->subsys.rwsem);
 		set_bit(SDEV_DEL, &sdev->sdev_state);
+		device_del(&sdev->sdev_gendev);
 		if (sdev->host->hostt->slave_destroy)
 			sdev->host->hostt->slave_destroy(sdev);
-		device_del(&sdev->sdev_gendev);
 		up_write(&class->subsys.rwsem);
 	}


             reply	other threads:[~2003-11-11 10:56 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-11-11 10:45 Heiko Carstens [this message]
2003-11-11 16:44 ` [BUG] linux-2.6.0-test9: slave_destroy called too early Mike Anderson

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