Replace trace_foo() with the new trace_invoke_foo() at sites already guarded by trace_foo_enabled(), avoiding a redundant static_branch_unlikely() re-evaluation inside the tracepoint. trace_invoke_foo() calls the tracepoint callbacks directly without utilizing the static branch again.
Suggested-by: Steven Rostedt <[email protected]> Suggested-by: Peter Zijlstra <[email protected]> Signed-off-by: Vineeth Pillai (Google) <[email protected]> Assisted-by: Claude:claude-sonnet-4-6 --- drivers/spi/spi-axi-spi-engine.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/spi/spi-axi-spi-engine.c b/drivers/spi/spi-axi-spi-engine.c index 48ee5bf481738..44e618bab2f0b 100644 --- a/drivers/spi/spi-axi-spi-engine.c +++ b/drivers/spi/spi-axi-spi-engine.c @@ -953,7 +953,7 @@ static int spi_engine_transfer_one_message(struct spi_controller *host, struct spi_transfer *xfer; list_for_each_entry(xfer, &msg->transfers, transfer_list) - trace_spi_transfer_start(msg, xfer); + trace_invoke_spi_transfer_start(msg, xfer); } spin_lock_irqsave(&spi_engine->lock, flags); @@ -987,7 +987,7 @@ static int spi_engine_transfer_one_message(struct spi_controller *host, struct spi_transfer *xfer; list_for_each_entry(xfer, &msg->transfers, transfer_list) - trace_spi_transfer_stop(msg, xfer); + trace_invoke_spi_transfer_stop(msg, xfer); } out: -- 2.53.0
