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authorChris Smith <chris.smith@st.com>2010-11-12 16:26:54 +0100
committerPaul Mundt <lethal@linux-sh.org>2011-02-15 16:47:17 +0900
commitd4f7e513234019a005c4d33477189f2a4e53bb9c (patch)
tree5729725df3c90b29828ea1010af176167bbf9894
parent13c12a4e8ecdf3998cd2d89ade69f6f194819c95 (diff)
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>
-rw-r--r--arch/sh/boot/compressed/Makefile2
-rw-r--r--arch/sh/mm/Makefile2
-rw-r--r--kernel/gcov/Kconfig2
3 files changed, 5 insertions, 1 deletions
diff --git a/arch/sh/boot/compressed/Makefile b/arch/sh/boot/compressed/Makefile
index e0b0293bae6..780e083e4d1 100644
--- a/arch/sh/boot/compressed/Makefile
+++ b/arch/sh/boot/compressed/Makefile
@@ -11,6 +11,8 @@ targets := vmlinux vmlinux.bin vmlinux.bin.gz \
OBJECTS = $(obj)/head_$(BITS).o $(obj)/misc.o $(obj)/cache.o
+GCOV_PROFILE := n
+
#
# IMAGE_OFFSET is the load offset of the compression loader
#
diff --git a/arch/sh/mm/Makefile b/arch/sh/mm/Makefile
index 150aa326aff..2228c8cee4d 100644
--- a/arch/sh/mm/Makefile
+++ b/arch/sh/mm/Makefile
@@ -42,6 +42,8 @@ obj-$(CONFIG_IOREMAP_FIXED) += ioremap_fixed.o
obj-$(CONFIG_UNCACHED_MAPPING) += uncached.o
obj-$(CONFIG_HAVE_SRAM_POOL) += sram.o
+GCOV_PROFILE_pmb.o := n
+
# Special flags for fault_64.o. This puts restrictions on the number of
# 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
diff --git a/kernel/gcov/Kconfig b/kernel/gcov/Kconfig
index 70a298d6da7..b8cadf70b1f 100644
--- a/kernel/gcov/Kconfig
+++ b/kernel/gcov/Kconfig
@@ -34,7 +34,7 @@ config GCOV_KERNEL
config GCOV_PROFILE_ALL
bool "Profile entire Kernel"
depends on GCOV_KERNEL
- depends on S390 || X86 || (PPC && EXPERIMENTAL) || MICROBLAZE
+ depends on SUPERH || S390 || X86 || (PPC && EXPERIMENTAL) || MICROBLAZE
default n
---help---
This options activates profiling for the entire kernel.