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authorDavid S. Miller <davem@davemloft.net>2009-03-26 15:23:24 -0700
committerDavid S. Miller <davem@davemloft.net>2009-03-26 15:23:24 -0700
commit08abe18af1f78ee80c3c3a5ac47c3e0ae0beadf6 (patch)
tree2be39bf8942edca1bcec735145e144a682ca9cd3 /drivers/usb/storage/scsiglue.c
parentf0de70f8bb56952f6e016a65a8a8d006918f5bf6 (diff)
parent0384e2959127a56d0640505d004d8dd92f9c29f5 (diff)
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Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Conflicts: drivers/net/wimax/i2400m/usb-notif.c
Diffstat (limited to 'drivers/usb/storage/scsiglue.c')
-rw-r--r--drivers/usb/storage/scsiglue.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/usb/storage/scsiglue.c b/drivers/usb/storage/scsiglue.c
index 727c506..4ca3b58 100644
--- a/drivers/usb/storage/scsiglue.c
+++ b/drivers/usb/storage/scsiglue.c
@@ -135,6 +135,12 @@ static int slave_configure(struct scsi_device *sdev)
if (sdev->request_queue->max_sectors > max_sectors)
blk_queue_max_sectors(sdev->request_queue,
max_sectors);
+ } else if (sdev->type == TYPE_TAPE) {
+ /* Tapes need much higher max_sector limits, so just
+ * raise it to the maximum possible (4 GB / 512) and
+ * let the queue segment size sort out the real limit.
+ */
+ blk_queue_max_sectors(sdev->request_queue, 0x7FFFFF);
}
/* Some USB host controllers can't do DMA; they have to use PIO.
@@ -563,4 +569,4 @@ unsigned char usb_stor_sense_invalidCDB[18] = {
[7] = 0x0a, /* additional length */
[12] = 0x24 /* Invalid Field in CDB */
};
-
+EXPORT_SYMBOL_GPL(usb_stor_sense_invalidCDB);