Le 28/04/2022 à 16:06, Steven Rostedt a écrit : > On Thu, 28 Apr 2022 13:15:22 +0530 > "Naveen N. Rao" <naveen.n....@linux.vnet.ibm.com> wrote: > >> Indeed, plain old -pg will be a problem. I'm not sure there is a generic >> way to address this. I suppose architectures will have to validate the >> mcount locations, something like this? > > Perhaps another solution is to make the mcount locations after the linking > is done. The main downside to that is that it takes time to go over the > entire vmlinux, and will slow down a compile that only modified a couple of > files. >
If we do that after the linking, won't it be a nightmare with the trampolines installed by the linker when the destination is over the 24 bits limit ? Christophe
