On Tue, Aug 13, 2024 at 7:09 PM Björn Töpel <bj...@kernel.org> wrote: > > Andy Chiu <andy.c...@sifive.com> writes: > > > Some caller-saved registers which are not defined as function arguments > > in the ABI can still be passed as arguments when the kernel is compiled > > with Clang. As a result, we must save and restore those registers to > > prevent ftrace from clobbering them. > > > > - [1]: https://reviews.llvm.org/D68559 > > > > Reported-by: Evgenii Shatokhin <e.shatok...@yadro.com> > > Closes: > > https://lore.kernel.org/linux-riscv/7e7c7914-445d-426d-89a0-59a9199c4...@yadro.com/ > > Acked-by: Nathan Chancellor <nat...@kernel.org> > > Signed-off-by: Andy Chiu <andy.c...@sifive.com> > > Shouldn't this be a separate fix? Still reading the details, but it > smells like something what should be disabled when building w/ LLVM, no?
Yes, this is a fix. My intention was indicating the dependency. So people won't hit into trouble testing it. I can send it in a separate series. Thanks, Andy
