On 22.01.2025 03:31, Josh Poimboeuf wrote:
Enable sframe generation in the VDSO library so kernel and user space
can unwind through it.
Signed-off-by: Josh Poimboeuf <jpoim...@kernel.org>
diff --git a/arch/x86/entry/vdso/Makefile b/arch/x86/entry/vdso/Makefile
@@ -47,13 +47,17 @@ quiet_cmd_vdso2c = VDSO2C $@
$(obj)/vdso-image-%.c: $(obj)/vdso%.so.dbg $(obj)/vdso%.so $(obj)/vdso2c FORCE
$(call if_changed,vdso2c)
+#ifdef CONFIG_AS_SFRAME
+SFRAME_CFLAGS := -Wa$(comma)-gsframe
+#endif
+
You probably erroneously mixed up C preprocessor and Makefile syntax? :-)
ifeq ($(CONFIG_AS_SFRAME),y)
SFRAME_CFLAGS := -Wa,--gsframe
endif
$(comma) does not appear to be required in this context.
Regards,
Jens
--
Jens Remus
Linux on Z Development (D3303)
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