[$] Patch flow into the mainline for 4.14

There is a lot of information buried in the kernel's Git repositories that,if one looks closely enough, can yield insights into how the developmentcommunity works in the real world. It can show how theidealized hierarchical model of the kernel development community matcheswhat actually happens and provide a picture of how the community's web oftrust is used to verify contributions. Read on for an analysis of themerge operations that went into the 4.14 development cycle.