bcachefs: stack_trace_save_tsk() depends on CONFIG_STACKTRACE

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>

diff --git a/fs/bcachefs/util.c b/fs/bcachefs/util.c
index e4f21fcae9442efc8f95b0e71a23d942fd274884..1ab7e247cca6094e6d4c40c50289d7a65522bf08 100644 (file)
--- a/fs/bcachefs/util.c
+++ b/fs/bcachefs/util.c
@@ -269,6 +269,7 @@ void bch2_print_string_as_lines(const char *prefix, const char *lines)
 
 int bch2_save_backtrace(bch_stacktrace *stack, struct task_struct *task)
 {
+#ifdef CONFIG_STACKTRACE
        unsigned nr_entries = 0;
        int ret = 0;
 
@@ -289,6 +290,9 @@ int bch2_save_backtrace(bch_stacktrace *stack, struct task_struct *task)
        up_read(&task->signal->exec_update_lock);
 
        return ret;
+#else
+       return 0;
+#endif
 }
 
 void bch2_prt_backtrace(struct printbuf *out, bch_stacktrace *stack)