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| author | Scott Shawcroft <scott@adafruit.com> | 2020-07-02 13:56:09 -0700 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-07-02 13:56:09 -0700 |
| commit | c33542f978cc61f0466ff60ea769e3067baca95f (patch) | |
| tree | 071e8f8a86971f7e947053c3b4fb2ff7da95d223 /py/stackctrl.c | |
| parent | f572b723060382bbc9ca7a3edc88cb7c30fdcc30 (diff) | |
| parent | eec42d4cb53536a75e88f7f9321515bc6dcfeaa7 (diff) | |
Merge branch 'main' into patch-1
Diffstat (limited to 'py/stackctrl.c')
| -rw-r--r-- | py/stackctrl.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/py/stackctrl.c b/py/stackctrl.c index 46cbefc8c..26fc065b7 100644 --- a/py/stackctrl.c +++ b/py/stackctrl.c @@ -77,7 +77,7 @@ void mp_stack_set_bottom(void* stack_bottom) { // // The stack_dummy approach used elsewhere in this file is not safe in // all cases. That value may be below the actual top of the stack. -static void* approx_stack_pointer(void){ +static void* approx_stack_pointer(void){ __asm volatile (""); return __builtin_frame_address(0); } @@ -90,7 +90,7 @@ void mp_stack_fill_with_sentinel(void) { // Continue until we've hit the bottom of the stack (lowest address, // logical "ceiling" of stack). char* p = (char *) approx_stack_pointer() - 1; - + while(p >= MP_STATE_THREAD(stack_bottom)) { *p-- = MP_MAX_STACK_USAGE_SENTINEL_BYTE; } |
