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Commit d4f7e513 authored by Chris Smith's avatar Chris Smith Committed by Paul Mundt
Browse files

sh: Enable CONFIG_GCOV_PROFILE_ALL for sh 



This patch enables gcov kernel profiling over the whole kernel for sh.
Profiling of specific files individually already worked. A handful of
files have to be explicitly excluded from the profiling to avoid
breaking things, notably pmb.c.

Signed-off-by: default avatarChris Smith <chris.smith@st.com>
Signed-off-by: default avatarStuart Menefy <stuart.menefy@st.com>
Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent 13c12a4e

arch/sh/boot/compressed/Makefile

+2 −0
Original line number Original line Diff line number Diff line
@@ -11,6 +11,8 @@ targets := vmlinux vmlinux.bin vmlinux.bin.gz \ 




OBJECTS = $(obj)/head_$(BITS).o $(obj)/misc.o $(obj)/cache.o

OBJECTS = $(obj)/head_$(BITS).o $(obj)/misc.o $(obj)/cache.o





GCOV_PROFILE := n



#

#

# IMAGE_OFFSET is the load offset of the compression loader

# IMAGE_OFFSET is the load offset of the compression loader

#

#

arch/sh/mm/Makefile

+2 −0
Original line number Original line Diff line number Diff line
@@ -42,6 +42,8 @@ obj-$(CONFIG_IOREMAP_FIXED) += ioremap_fixed.o 
obj-$(CONFIG_UNCACHED_MAPPING)	+= uncached.o

obj-$(CONFIG_UNCACHED_MAPPING)	+= uncached.o

obj-$(CONFIG_HAVE_SRAM_POOL)	+= sram.o

obj-$(CONFIG_HAVE_SRAM_POOL)	+= sram.o





GCOV_PROFILE_pmb.o := n



# Special flags for fault_64.o.  This puts restrictions on the number of

# Special flags for fault_64.o.  This puts restrictions on the number of

# caller-save registers that the compiler can target when building this file.

# caller-save registers that the compiler can target when building this file.

# This is required because the code is called from a context in entry.S where

# This is required because the code is called from a context in entry.S where

kernel/gcov/Kconfig

+1 −1
Original line number Original line Diff line number Diff line
@@ -34,7 +34,7 @@ config GCOV_KERNEL 
config GCOV_PROFILE_ALL

config GCOV_PROFILE_ALL

	bool "Profile entire Kernel"

	bool "Profile entire Kernel"

	depends on GCOV_KERNEL

	depends on GCOV_KERNEL

	depends on S390 || X86 || (PPC && EXPERIMENTAL) || MICROBLAZE

	depends on SUPERH || S390 || X86 || (PPC && EXPERIMENTAL) || MICROBLAZE

	default n

	default n

	---help---

	---help---

	This options activates profiling for the entire kernel.

	This options activates profiling for the entire kernel.