Commit bc75dcc3 authored Aug 06, 2024 by Vegard Nossum Committed by David S. Miller Aug 09, 2024

net: rds: add option for GCOV profiling



To better our unit tests we need code coverage to be part of the kernel.
This patch borrows heavily from how CONFIG_GCOV_PROFILE_FTRACE is
implemented

Reviewed-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Vegard Nossum <vegard.nossum@oracle.com>
Signed-off-by: Allison Henderson <allison.henderson@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent a0f6e5e9

net/rds/Kconfig

+9 −0

Original line number	Diff line number	Diff line
		@@ -26,3 +26,12 @@ config RDS_DEBUG
		bool "RDS debugging messages"
		depends on RDS
		default n

		config GCOV_PROFILE_RDS
		bool "Enable GCOV profiling on RDS"
		depends on GCOV_KERNEL
		help
		Enable GCOV profiling on RDS for checking which functions/lines
		are executed.

		If unsure, say N.

net/rds/Makefile

+5 −0

Original line number	Diff line number	Diff line
		@@ -15,3 +15,8 @@ rds_tcp-y := tcp.o tcp_connect.o tcp_listen.o tcp_recv.o \
		tcp_send.o tcp_stats.o

		ccflags-$(CONFIG_RDS_DEBUG) := -DRDS_DEBUG

		# for GCOV coverage profiling
		ifdef CONFIG_GCOV_PROFILE_RDS
		GCOV_PROFILE := y
		endif