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authorCorey Minyard <cminyard@mvista.com>2017-08-10 13:27:39 -0500
committerRalf Baechle <ralf@linux-mips.org>2017-09-06 11:01:52 +0200
commit866b6a89c6d1876fce25c152ef9f887b41ffcf7f (patch)
treeee1d5a144e4ca31cfbc6d569bbce8cc493d53a2e /arch/mips/Makefile
parent9fef68686317bc9f85fb4e84e225d26ea2cb1cac (diff)
MIPS: Add DWARF unwinding to assembly
This will allow kdump dumps to work correclty with MIPS and future DWARF unwinding of the stack to give accurate tracebacks. Signed-off-by: Corey Minyard <cminyard@mvista.com> Cc: linux-mips@linux-mips.org Cc: linux-kernel@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/16990/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/Makefile')
-rw-r--r--arch/mips/Makefile4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/mips/Makefile b/arch/mips/Makefile
index 3db0df37d66a..a96d97a806c9 100644
--- a/arch/mips/Makefile
+++ b/arch/mips/Makefile
@@ -299,6 +299,10 @@ ifdef CONFIG_64BIT
bootvars-y += ADDR_BITS=64
endif
+# This is required to get dwarf unwinding tables into .debug_frame
+# instead of .eh_frame so we don't discard them.
+KBUILD_CFLAGS += -fno-asynchronous-unwind-tables
+
LDFLAGS += -m $(ld-emul)
ifdef CONFIG_MIPS