Since f_quit is set in a signal handler it needs to be marked as volatile. Otherwise, compler is allowed to optimize away access to it.
Signed-off-by: Stephen Hemminger <step...@networkplumber.org> --- app/test-pmd/testpmd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c index 5b0f0838dcc8..815dd6dab4e3 100644 --- a/app/test-pmd/testpmd.c +++ b/app/test-pmd/testpmd.c @@ -231,7 +231,7 @@ unsigned int xstats_display_num; /**< Size of extended statistics to show */ * In container, it cannot terminate the process which running with 'stats-period' * option. Set flag to exit stats period loop after received SIGINT/SIGTERM. */ -uint8_t f_quit; +static volatile uint8_t f_quit; uint8_t cl_quit; /* Quit testpmd from cmdline. */ /* -- 2.35.1
