David Howells wrote:
...
(*) Adds dependencies on CONFIG_BLOCK to any configuration item that controls
an item that uses the block layer. This includes:
...
(*) The SCSI layer. As far as I can tell, even SCSI chardevs use the
block layer to do scheduling.
(*) Various block-based device drivers, such as IDE, the old CDROM
drivers and USB storage.
...
Side note w/o consequence for your patch: usb-storage is not a
block-based device driver. It is a SCSI low-level provider which happens
to need symbols from the block layer to adjust parameters of the SCSI
request queue since there are no fitting abstractions supplied by the
SCSI mid-level.
--
Stefan Richter
-=====-=-==- =--- ==---
http://arcgraph.de/sr/
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