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Unverified Commit 4956cd85 authored by Sultan Alsawaf's avatar Sultan Alsawaf Committed by Gagan Malvi
Browse files

binder: Stub out debug prints by default 



Binder code is very hot, so checking frequently to see if a debug
message should be printed is a waste of cycles. We're not debugging
binder, so just stub out the debug prints to compile them out entirely.

Signed-off-by: default avatarSultan Alsawaf <sultan@kerneltoast.com>
parent aa82126d

drivers/android/binder.c

+11 −0
Original line number Diff line number Diff line
@@ -216,6 +216,7 @@ static int binder_set_stop_on_user_error(const char *val, 
module_param_call(stop_on_user_error, binder_set_stop_on_user_error,

	param_get_int, &binder_stop_on_user_error, 0644);



#ifdef DEBUG

#define binder_debug(mask, x...) \

	do { \

		if (binder_debug_mask & mask) \
@@ -229,6 +230,16 @@ module_param_call(stop_on_user_error, binder_set_stop_on_user_error, 
		if (binder_stop_on_user_error) \

			binder_stop_on_user_error = 2; \

	} while (0)

#else

static inline void binder_debug(uint32_t mask, const char *fmt, ...)

{

}

static inline void binder_user_error(const char *fmt, ...)

{

	if (binder_stop_on_user_error)

		binder_stop_on_user_error = 2;

}

#endif



#define to_flat_binder_object(hdr) \

	container_of(hdr, struct flat_binder_object, hdr)