On Wed, 19.04.17 13:59, Phil Susi (ps...@ubuntu.com) wrote: > On 4/19/2017 12:17 PM, Lennart Poettering wrote: > > This isn't precisely new functionality, it has been doing that since > > years. It will synthesize "change" udev events when a process closes a block > > device after writing, so that the changed superblock/partition > > information is properly propagated to clients. > > > > Also note that parted never was in the business of retriggering block > > devices through sysfs/udev (i.e. echoing "change" into a "uevents" > > file in sysfs), only udev ever did that so far, and I am pretty sure > > that should stay that way. > > What? The kernel must generate the event as otherwise systemd has no > idea that a process on the system closed its handle to the device, and > so would not know when it should trigger them. Or do you mean that the > kernel only triggers on the main device, and udev now synthesizes events > on the partitions?
The kernel generates inotify IN_CLOSED_WRITE events, and udev then retriggers the device. Lennart -- Lennart Poettering, Red Hat _______________________________________________ systemd-devel mailing list systemd-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/systemd-devel