Makes Dept able to track dependencies by hashed-waitqueue waits, but weakly. Signed-off-by: Byungchul Park <byungchul.park@xxxxxxx> --- include/linux/wait_bit.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/include/linux/wait_bit.h b/include/linux/wait_bit.h index 7725b75..bad30ba 100644 --- a/include/linux/wait_bit.h +++ b/include/linux/wait_bit.h @@ -6,6 +6,7 @@ * Linux wait-bit related types and methods: */ #include <linux/wait.h> +#include <linux/dept_sdt.h> struct wait_bit_key { void *flags; @@ -246,6 +247,7 @@ struct wait_bit_queue_entry { struct wait_bit_queue_entry __wbq_entry; \ long __ret = ret; /* explicit shadow */ \ \ + sdt_might_sleep_weak(NULL); \ init_wait_var_entry(&__wbq_entry, var, \ exclusive ? WQ_FLAG_EXCLUSIVE : 0); \ for (;;) { \ @@ -263,6 +265,7 @@ struct wait_bit_queue_entry { cmd; \ } \ finish_wait(__wq_head, &__wbq_entry.wq_entry); \ + sdt_might_sleep_finish(); \ __out: __ret; \ }) -- 1.9.1