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USB: uas: honor flag to avoid CAPACITY16
author
Oliver Neukum
<oneukum@suse.com>
Thu, 14 Nov 2019 11:27:56 +0000
(12:27 +0100)
committer
Greg Kroah-Hartman
<gregkh@linuxfoundation.org>
Mon, 18 Nov 2019 11:41:55 +0000
(12:41 +0100)
Copy the support over from usb-storage to get feature parity
Signed-off-by: Oliver Neukum <oneukum@suse.com>
Cc: stable <stable@vger.kernel.org>
Link:
https://lore.kernel.org/r/20191114112758.32747-2-oneukum@suse.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/storage/uas.c
patch
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diff --git
a/drivers/usb/storage/uas.c
b/drivers/usb/storage/uas.c
index
3453825
..
def2d4a
100644
(file)
--- a/
drivers/usb/storage/uas.c
+++ b/
drivers/usb/storage/uas.c
@@
-825,6
+825,10
@@
static int uas_slave_configure(struct scsi_device *sdev)
sdev->wce_default_on = 1;
}
+ /* Some disks cannot handle READ_CAPACITY_16 */
+ if (devinfo->flags & US_FL_NO_READ_CAPACITY_16)
+ sdev->no_read_capacity_16 = 1;
+
/*
* Some disks return the total number of blocks in response
* to READ CAPACITY rather than the highest block number.