This is a note to let you know that I've just added the patch titled
USB: uas: heed CAPACITY_HEURISTICS
to my usb git tree which can be found at git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git in the usb-next branch.
The patch will show up in the next release of the linux-next tree (usually sometime within the next 24 hours during the week.)
The patch will also be merged in the next major kernel release during the merge window.
If you have any questions about this process, please let me know.
From 335cbbd5762d5e5c67a8ddd6e6362c2aa42a328f Mon Sep 17 00:00:00 2001
From: Oliver Neukum oneukum@suse.com Date: Thu, 14 Nov 2019 12:27:57 +0100 Subject: 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 --- drivers/usb/storage/uas.c | 6 ++++++ 1 file changed, 6 insertions(+)
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 @@ -837,6 +837,12 @@ static int uas_slave_configure(struct scsi_device *sdev) if (devinfo->flags & US_FL_FIX_CAPACITY) 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