Kernel prepatch 5.18-rc1

Linus has released 5.18-rc1 and closed themerge window for the 5.18 release. "In fact, at least in purecommits, this has been a bigger merge window than we've had in sometime. But let's hope it's all smooth sailing this release." In theend, 13,207 non-merge changesets were merged during this merge window.