提交 0c7149e2 编写于 作者: O Oliver Neukum 提交者: Greg Kroah-Hartman

USB: uas: heed CAPACITY_HEURISTICS

commit 335cbbd5762d5e5c67a8ddd6e6362c2aa42a328f upstream.

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: NOliver Neukum <oneukum@suse.com>
Cc: stable <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20191114112758.32747-3-oneukum@suse.comSigned-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
上级 0b495fa3
...@@ -844,6 +844,12 @@ static int uas_slave_configure(struct scsi_device *sdev) ...@@ -844,6 +844,12 @@ static int uas_slave_configure(struct scsi_device *sdev)
if (devinfo->flags & US_FL_FIX_CAPACITY) if (devinfo->flags & US_FL_FIX_CAPACITY)
sdev->fix_capacity = 1; 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, * Some devices don't like MODE SENSE with page=0x3f,
* which is the command used for checking if a device * which is the command used for checking if a device
......
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