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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: Chris Smith <chris.smith@st.com>
Signed-off-by: Stuart Menefy <stuart.menefy@st.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Chris Smith 2010-11-12 16:26:54 +01:00 committed by Paul Mundt
parent 13c12a4e8e
commit d4f7e51323
3 changed files with 5 additions and 1 deletions
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2
arch/sh/boot/compressed/Makefile
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@ -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
# #

2
arch/sh/mm/Makefile
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@ -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

2
kernel/gcov/Kconfig
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@ -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.