These are the packages that would be merged, in order:

Calculating dependencies ... done!
Dependency resolution took 1.50 s (backtrack: 0/20).

[ebuild     U  ] sys-apps/ethtool-6.19::gentoo [6.15::gentoo] USE="netlink" 440 KiB

Total: 1 package (1 upgrade), Size of downloads: 440 KiB