diff options
author | Oliver Neukum <oneukum@suse.com> | 2019-11-14 12:27:57 +0100 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-11-18 12:41:55 +0100 |
commit | 335cbbd5762d5e5c67a8ddd6e6362c2aa42a328f (patch) | |
tree | 43cad3ba72f10b35da828c9642b24ff34812852c /drivers/usb | |
parent | bff000cae1eec750d62e265c4ba2db9af57b17e1 (diff) |
USB: uas: heed CAPACITY_HEURISTICS
There is no need to ignore this flag. We should be as close
to storage in that regard as makes sense, so honor flags whose
cost is tiny.
Signed-off-by: Oliver Neukum <oneukum@suse.com>
Cc: stable <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20191114112758.32747-3-oneukum@suse.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb')
-rw-r--r-- | drivers/usb/storage/uas.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/usb/storage/uas.c b/drivers/usb/storage/uas.c index def2d4aba549..475b9c692827 100644 --- a/drivers/usb/storage/uas.c +++ b/drivers/usb/storage/uas.c @@ -838,6 +838,12 @@ static int uas_slave_configure(struct scsi_device *sdev) sdev->fix_capacity = 1; /* + * in some cases we have to guess + */ + if (devinfo->flags & US_FL_CAPACITY_HEURISTICS) + sdev->guess_capacity = 1; + + /* * Some devices don't like MODE SENSE with page=0x3f, * which is the command used for checking if a device * is write-protected. Now that we tell the sd driver |