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| author | Matt Fleming <matt@console-pimps.org> | 2009-08-13 20:58:43 +0400 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2009-08-13 20:58:43 +0400 |
| commit | bd353861c735b2265c9d8b2559960c693e7c68ab (patch) | |
| tree | 2cd13808cb4d50b6b4d63eff0d7ad5fa6d19f04d /arch/sh/Makefile | |
| parent | 0eff9f66de79a0707a9c3a2f8528ccfd62100f0b (diff) | |
| download | linux-bd353861c735b2265c9d8b2559960c693e7c68ab.tar.xz | |
sh: dwarf unwinder support.
This is a first cut at a generic DWARF unwinder for the kernel. It's
still lacking DWARF64 support and the DWARF expression support hasn't
been tested very well but it is generating proper stacktraces on SH for
WARN_ON() and NULL dereferences.
Signed-off-by: Matt Fleming <matt@console-pimps.org>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/Makefile')
| -rw-r--r-- | arch/sh/Makefile | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/sh/Makefile b/arch/sh/Makefile index b6ff337fd856..e26421bf9976 100644 --- a/arch/sh/Makefile +++ b/arch/sh/Makefile @@ -191,6 +191,10 @@ ifeq ($(CONFIG_MCOUNT),y) KBUILD_CFLAGS += -pg endif +ifeq ($(CONFIG_DWARF_UNWINDER),y) + KBUILD_CFLAGS += -fasynchronous-unwind-tables +endif + libs-$(CONFIG_SUPERH32) := arch/sh/lib/ $(libs-y) libs-$(CONFIG_SUPERH64) := arch/sh/lib64/ $(libs-y) |