Merge remote-tracking branch 'adafruit/main' into bytearray_find

2 files changed, 9 insertions, 0 deletions

diff --git a/py/circuitpy_mpconfig.h b/py/circuitpy_mpconfig.h
index d05a246fc..a7853fabd 100644
--- a/py/circuitpy_mpconfig.h
+++ b/py/circuitpy_mpconfig.h
@@ -119,6 +119,7 @@
 #define MICROPY_QSTR_BYTES_IN_HASH       (1)
 #define MICROPY_REPL_AUTO_INDENT         (1)
 #define MICROPY_REPL_EVENT_DRIVEN        (0)
+#define MICROPY_ENABLE_PYSTACK           (1)
 #define MICROPY_STACK_CHECK              (1)
 #define MICROPY_STREAMS_NON_BLOCK        (1)
 #ifndef MICROPY_USE_INTERNAL_PRINTF
@@ -785,6 +786,10 @@ void supervisor_run_background_tasks_if_tick(void);
 #define CIRCUITPY_FILESYSTEM_FLUSH_INTERVAL_MS 1000
 #endif
 
+#ifndef CIRCUITPY_PYSTACK_SIZE
+#define CIRCUITPY_PYSTACK_SIZE 1024
+#endif
+
 #define CIRCUITPY_BOOT_OUTPUT_FILE "/boot_out.txt"
 
 #define CIRCUITPY_VERBOSE_BLE 0
diff --git a/py/mpz.c b/py/mpz.c
index 7800cdcc4..41b46f92f 100644
--- a/py/mpz.c
+++ b/py/mpz.c
@@ -444,6 +444,10 @@ STATIC size_t mpn_mul(mpz_dig_t *idig, mpz_dig_t *jdig, size_t jlen, mpz_dig_t *
         }
 
         ilen = id - oidig;
+        // check to prevent usb starvation
+        #ifdef RUN_BACKGROUND_TASKS
+        RUN_BACKGROUND_TASKS;
+        #endif
     }
 
     return ilen;