On Mon, 2020-01-06 at 22:32 -0500, Martin K. Petersen wrote: > Hi Balbir, > > > Allow block/genhd to notify user space (via udev) about disk size > > changes using a new helper disk_set_capacity(), which is a wrapper on > > top of set_capacity(). disk_set_capacity() will only notify via udev > > if the current capacity or the target capacity is not zero. > > I know set_capacity() is called all over the place making it a bit of a > pain to audit. Is that the reason you introduced a new function instead > of just emitting the event in set_capacity()? > I did this to avoid having to enforce that set_capacity() implied a notification. Largely to control the impact of the change by default. Balbir Singh.