Commit e330c118 authored by Paolo Bonzini's avatar Paolo Bonzini
Browse files

main-loop: remove now unnecessary optimization 



This optimization is not necessary anymore, because the vCPU now drops
the I/O thread lock even with TCG.  Drop it to simplify the code and
avoid the "I/O thread spun for 1000 iterations" warning.

Reviewed-by: default avatarAlex Bennée <alex.bennee@linaro.org>
Reviewed-by: default avatarEdgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent 3f53bc61

vl.c

+1 −4
Original line number Diff line number Diff line
@@ -1888,17 +1888,14 @@ static bool main_loop_should_exit(void) 


static void main_loop(void)

{

    bool nonblocking;

    int last_io = 0;

#ifdef CONFIG_PROFILER

    int64_t ti;

#endif

    do {

        nonblocking = tcg_enabled() && last_io > 0;

#ifdef CONFIG_PROFILER

        ti = profile_getclock();

#endif

        last_io = main_loop_wait(nonblocking);

        main_loop_wait(false);

#ifdef CONFIG_PROFILER

        dev_time += profile_getclock() - ti;

#endif