On 09/21/2017 04:06 AM, Alex Bennée wrote: > The mmio path (see exec.c:prepare_mmio_access) already protects itself > against recursive locking and it makes sense to do the same for > io_readx/writex. Otherwise any helper running in the BQL context will > assert when it attempts to write to device memory as in the case of > the bug report. > > Signed-off-by: Alex Bennée <[email protected]> > CC: Richard Jones <[email protected]> > CC: Paolo Bonzini <[email protected]> > --- > accel/tcg/cputlb.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-)
Reviewed-by: Richard Henderson <[email protected]> I guess I'll queue this through tcg-next? r~
