diff --git a/configure b/configure index f08327e10e..7b5fcd220c 100755 --- a/configure +++ b/configure @@ -3495,6 +3495,22 @@ if compile_prog "" "" ; then eventfd=yes fi +# check if memfd is supported +memfd=no +cat > $TMPC << EOF +#include + +int main(void) +{ + return memfd_create("foo", MFD_ALLOW_SEALING); +} +EOF +if compile_prog "" "" ; then + memfd=yes +fi + + + # check for fallocate fallocate=no cat > $TMPC << EOF @@ -4889,6 +4905,9 @@ fi if test "$eventfd" = "yes" ; then echo "CONFIG_EVENTFD=y" >> $config_host_mak fi +if test "$memfd" = "yes" ; then + echo "CONFIG_MEMFD=y" >> $config_host_mak +fi if test "$fallocate" = "yes" ; then echo "CONFIG_FALLOCATE=y" >> $config_host_mak fi