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authorLinus Walleij <linus.walleij@linaro.org>2013-10-19 23:24:03 +0200
committerLinus Walleij <linus.walleij@linaro.org>2013-10-19 23:24:03 +0200
commitb41fb43911b4cb864812adec88d028cc6219f23e (patch)
treef383de554dc3640ec3081ad41fa34f7cab68de82 /drivers/usb/storage/scsiglue.c
parent0963d59bc0bbed48b06733950f5eb167e9b9a8fa (diff)
parent31d141e3a666269a3b6fcccddb0351caf7454240 (diff)
downloadlinux-b41fb43911b4cb864812adec88d028cc6219f23e.tar.bz2
Merge tag 'v3.12-rc6' into devel
Linux 3.12-rc6 Conflicts: drivers/gpio/gpio-lynxpoint.c
Diffstat (limited to 'drivers/usb/storage/scsiglue.c')
-rw-r--r--drivers/usb/storage/scsiglue.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/usb/storage/scsiglue.c b/drivers/usb/storage/scsiglue.c
index 94d75edef77f..18509e6c21ab 100644
--- a/drivers/usb/storage/scsiglue.c
+++ b/drivers/usb/storage/scsiglue.c
@@ -211,8 +211,11 @@ static int slave_configure(struct scsi_device *sdev)
/*
* Many devices do not respond properly to READ_CAPACITY_16.
* Tell the SCSI layer to try READ_CAPACITY_10 first.
+ * However some USB 3.0 drive enclosures return capacity
+ * modulo 2TB. Those must use READ_CAPACITY_16
*/
- sdev->try_rc_10_first = 1;
+ if (!(us->fflags & US_FL_NEEDS_CAP16))
+ sdev->try_rc_10_first = 1;
/* assume SPC3 or latter devices support sense size > 18 */
if (sdev->scsi_level > SCSI_SPC_2)