On Sat, 22 Jul 2023 at 12:35, Richard Henderson <richard.hender...@linaro.org> wrote: > > For user-only, the probe for page writability may race with another > thread's mprotect. Take the mmap_lock around the operation. This > is still faster than the start/end_exclusive fallback. > > Signed-off-by: Richard Henderson <richard.hender...@linaro.org> > --- > accel/tcg/ldst_atomicity.c.inc | 32 ++++++++++++++++++-------------- > 1 file changed, 18 insertions(+), 14 deletions(-)
Reviewed-by: Peter Maydell <peter.mayd...@linaro.org> thanks -- PMM