* Dave Hansen: > On 10/12/22 05:29, Florian Weimer wrote: >>> What did you think of the proposal to disable existing binaries and >>> start from scratch? Elaborated in the coverletter in the section >>> "Compatibility of Existing Binaries/Enabling Interface". >> The ABI was finalized around four years ago, and we have shipped several >> Fedora and Red Hat Enterprise Linux versions with it. Other >> distributions did as well. It's a bit late to make changes now, and >> certainly not for such trivialities. > > Just to be clear: You're saying that a user/kernel ABI was "finalized" > by glibc shipping the user side of it, before there being an upstream > kernel implementation? Sorry for being unclear. I was refering to the x86-64 ELF psABI supplement for CET, not the kernel/userspace interface, which still does not exist in its final form as of today, as far as I understand it. Thanks, Florian