On Mon, 7 Nov 2016, Nicolas Pitre wrote: > Many embedded systems don't need the full POSIX timer support. > Configuring them out provides a nice kernel image size reduction. > > When POSIX timers are configured out, the PTP clock subsystem should be > left out as well. However a bunch of ethernet drivers currently *select* > the later in their Kconfig entries. Therefore some more work was needed > to break that hard dependency from those drivers without preventing their > usage altogether. > > Therefore this series also includes kconfig changes to implement a new > keyword to express some reverse dependencies like "select" does, named > "imply", and still allowing for the target config symbol to be disabled > if the user or a direct dependency says so. > > At this point I'd like to gather ACKs especially from people in the "To" > field. Ideally this would need to go upstream as a single series to avoid > cross subsystem dependency issues. So far it was suggested that this should > go > via the kbuild tree.
This is also available here for those who prefer a git tree: git://git.linaro.org/people/nicolas.pitre/linux/ configurable_posix_timers Nicolas
