On Mon, Feb 27, 2017 at 07:36:09PM -0800, Dan Williams wrote:
On Mon, Feb 27, 2017 at 7:27 PM, Logan Gunthorpe
> On 27/02/17 09:56 AM, Jason Gunthorpe wrote:
>> Yes please, that is way too subtle. Suggest:
>> NOTE: Callers must assume that userspace was able to open the cdev and
>> can call cdev fops callbacks at any time, even if this function fails.
>> I would also add a note to cdev_device_del:
>> NOTE: This guarantees that associated sysfs callbacks are not running
>> or runnable, however any open cdevs will remain and their fops remain
>> callable even after this returns.
>> Since I have seen a lot of confusion on that point as well..
> Sure, I'll add that verbiage to a v3 sometime after rc1.
It would also be great to patch1 into a stable non-rebasing git tree
so it can be used as a baseline for other 4.12 targeted development.
The device-dax patches in particular collide with some pending
I'll do that once -rc1 is out, I can't take any new patches right now :)