disable FB

hc

2024-01-04 1543e317f1da31b75942316931e8f491a8920811

 kernel/arch/x86/realmode/rm/Makefile
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@@ -6,13 +6,16 @@
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 # for more details.
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 #
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 #
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+
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+# Sanitizer runtimes are unavailable and cannot be linked here.
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 KASAN_SANITIZE			:= n
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+KCSAN_SANITIZE			:= n
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 OBJECT_FILES_NON_STANDARD	:= y
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 # Prevents link failures: __sanitizer_cov_trace_pc() is not linked in.
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 KCOV_INSTRUMENT		:= n
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-always := realmode.bin realmode.relocs
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+always-y := realmode.bin realmode.relocs
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 wakeup-objs	:= wakeup_asm.o wakemain.o video-mode.o
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 wakeup-objs	+= copy.o bioscall.o regs.o
..
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@@ -37,8 +40,7 @@
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 sed-pasyms := -n -r -e 's/^([0-9a-fA-F]+) [ABCDGRSTVW] (.+)$$/pa_\2 = \2;/p'
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 quiet_cmd_pasyms = PASYMS  $@
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-      cmd_pasyms = $(NM) $(filter-out FORCE,$^) | \
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-		   sed $(sed-pasyms) | sort | uniq > $@
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+      cmd_pasyms = $(NM) $(real-prereqs) | sed $(sed-pasyms) | sort | uniq > $@
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 targets += pasyms.h
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 $(obj)/pasyms.h: $(REALMODE_OBJS) FORCE
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@@ -72,5 +74,6 @@
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 KBUILD_CFLAGS	:= $(REALMODE_CFLAGS) -D_SETUP -D_WAKEUP \
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 		   -I$(srctree)/arch/x86/boot
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 KBUILD_AFLAGS	:= $(KBUILD_CFLAGS) -D__ASSEMBLY__
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+KBUILD_CFLAGS	+= -fno-asynchronous-unwind-tables
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 GCOV_PROFILE := n
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 UBSAN_SANITIZE := n