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authorOliver Neukum <oneukum@suse.de>2007-02-08 09:04:48 +0100
committerGreg Kroah-Hartman <gregkh@suse.de>2007-02-16 15:32:19 -0800
commit61bf54b71d5abf767ee46284be19965d7253ddbf (patch)
tree04bda12e495bc19be2712dff9da35f5e3271691a /include/scsi
parent5b06470816fb5e658e81db2a55b530ff2ba711c9 (diff)
downloadblackbird-op-linux-61bf54b71d5abf767ee46284be19965d7253ddbf.tar.gz
blackbird-op-linux-61bf54b71d5abf767ee46284be19965d7253ddbf.zip
USB Storage: indistinguishable devices with broken and unbroken firmware
there's a USB mass storage device which exists in two version. One reports the correct size and the other does not. Apart from that they are identical and cannot be told apart. Here's a heuristic based on the empirical finding that drives have even sizes. Signed-off-by: Oliver Neukum <oneukum@suse.de> Acked-by: Alan Stern <stern@rowland.harvard.edu> Acked-by: Matthew Dharm <mdharm-usb@one-eyed-alien.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'include/scsi')
-rw-r--r--include/scsi/scsi_device.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h
index ebf31b16dc49..9dd37e2f5a84 100644
--- a/include/scsi/scsi_device.h
+++ b/include/scsi/scsi_device.h
@@ -122,6 +122,7 @@ struct scsi_device {
unsigned no_uld_attach:1; /* disable connecting to upper level drivers */
unsigned select_no_atn:1;
unsigned fix_capacity:1; /* READ_CAPACITY is too high by 1 */
+ unsigned guess_capacity:1; /* READ_CAPACITY might be too high by 1 */
unsigned retry_hwerror:1; /* Retry HARDWARE_ERROR */
unsigned int device_blocked; /* Device returned QUEUE_FULL. */
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