> We can reduce the number of instructions needed to use available_harts_lock > by using the aq and rl suffixes for AMOs. > > Signed-off-by: Sean Anderson <sean...@gmail.com> > --- > > Changes in v2: > - Remove fences after amoswaps > - Reword commit message > > arch/riscv/cpu/start.S | 9 +++------ > 1 file changed, 3 insertions(+), 6 deletions(-) >
Reviewed-by: Rick Chen <r...@andestech.com>
