Messages in this thread |  | | | From | "Grover, Andrew" <> | | Subject | RE: driverfs is not for everything! (was: [PATCH] /proc/scsi/map ) | | Date | Mon, 24 Jun 2002 11:47:37 -0700 |
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> From: Roman Zippel [mailto:zippel@linux-m68k.org] > On Mon, 24 Jun 2002, Grover, Andrew wrote: > > If a device can be accessed by multiple machines > concurrently, it should not > > be in driverfs. > > I don't think it's that easy. If the computer wakes up again, > devices have > to be reinitialised in the right order, e.g. iSCSI needs a > working network > stack and devices.
Would the iSCSI device be a child of the network device? That would ensure that the NIC was fully restarted before the iSCSI device.
> Another problem is how to properly shutdown the > machine. Scripts now "know" that nfs requires the network, > but how does > the script find out, that /dev/sdb2 is an iSCSI device, so that it can > properly unmount the device, before the network is shutdown?
Would a bottom-up traversal of the device tree do things properly?
Regards -- Andy - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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