kcov, usb: hide in_serving_softirq checks in __usb_hcd_giveback_urb

Done opencode in_serving_softirq() checks in in_serving_softirq() to avoid cluttering the code, hide them in kcov helpers instead.

Andrey Konovalov committed 5 years ago

Commit e89eed01 parent 10a05402 files · +24 −5Browse files

Showing the changes to include/linux (1 of 2 files). Show all

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@@ -52,6 +52,25 @@ static inline void kcov_remote_start_usb(u64 id) · 51 unmodified lines
52	52	kcov_remote_start(kcov_remote_handle(KCOV_SUBSYSTEM_USB, id));
53	53	}
54	54
	55	+/*
	56	+ * The softirq flavor of kcov_remote_*() functions is introduced as a temporary
	57	+ * work around for kcov's lack of nested remote coverage sections support in
	58	+ * task context. Adding suport for nested sections is tracked in:
	59	+ * https://bugzilla.kernel.org/show_bug.cgi?id=210337
	60	+ */
	61	+
	62	+static inline void kcov_remote_start_usb_softirq(u64 id)
	63	+{
	64	+ if (in_serving_softirq())
	65	+ kcov_remote_start_usb(id);
	66	+}
	67	+
	68	+static inline void kcov_remote_stop_softirq(void)
	69	+{
	70	+ if (in_serving_softirq())
	71	+ kcov_remote_stop();
	72	+}
	73	+
55	74	#else
56	75
57	76	static inline void kcov_task_init(struct task_struct *t) {}
@@ -66,6 +85,8 @@ static inline u64 kcov_common_handle(void) · 8 unmodified lines
66	85	}
67	86	static inline void kcov_remote_start_common(u64 id) {}
68	87	static inline void kcov_remote_start_usb(u64 id) {}
	88	+static inline void kcov_remote_start_usb_softirq(u64 id) {}
	89	+static inline void kcov_remote_stop_softirq(void) {}
69	90
70	91	#endif /* CONFIG_KCOV */
71	92	#endif /* _LINUX_KCOV_H */

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