[PATCH 6.1.y] purgatory: fix disabling debug info

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Since 32ef9e5054ec, -Wa,-gdwarf-2 is no longer used in KBUILD_AFLAGS.
Instead, it includes -g, the appropriate -gdwarf-* flag, and also the
-Wa versions of both of those if building with Clang and GNU as.  As a
result, debug info was being generated for the purgatory objects, even
though the intention was that it not be.

Fixes: 32ef9e5054ec ("Makefile.debug: re-enable debug info for .S files")
Signed-off-by: Alyssa Ross <hi@xxxxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx
Acked-by: Nick Desaulniers <ndesaulniers@xxxxxxxxxx>
Signed-off-by: Masahiro Yamada <masahiroy@xxxxxxxxxx>
(cherry picked from commit d83806c4c0cccc0d6d3c3581a11983a9c186a138)
Signed-off-by: Alyssa Ross <hi@xxxxxxxxx>
---
 arch/riscv/purgatory/Makefile | 4 +---
 arch/x86/purgatory/Makefile   | 3 +--
 2 files changed, 2 insertions(+), 5 deletions(-)

diff --git a/arch/riscv/purgatory/Makefile b/arch/riscv/purgatory/Makefile
index dd58e1d99397..659e21862077 100644
--- a/arch/riscv/purgatory/Makefile
+++ b/arch/riscv/purgatory/Makefile
@@ -74,9 +74,7 @@ CFLAGS_string.o			+= $(PURGATORY_CFLAGS)
 CFLAGS_REMOVE_ctype.o		+= $(PURGATORY_CFLAGS_REMOVE)
 CFLAGS_ctype.o			+= $(PURGATORY_CFLAGS)
 
-AFLAGS_REMOVE_entry.o		+= -Wa,-gdwarf-2
-AFLAGS_REMOVE_memcpy.o		+= -Wa,-gdwarf-2
-AFLAGS_REMOVE_memset.o		+= -Wa,-gdwarf-2
+asflags-remove-y		+= $(foreach x, -g -gdwarf-4 -gdwarf-5, $(x) -Wa,$(x))
 
 $(obj)/purgatory.ro: $(PURGATORY_OBJS) FORCE
 		$(call if_changed,ld)
diff --git a/arch/x86/purgatory/Makefile b/arch/x86/purgatory/Makefile
index 17f09dc26381..82fec66d46d2 100644
--- a/arch/x86/purgatory/Makefile
+++ b/arch/x86/purgatory/Makefile
@@ -69,8 +69,7 @@ CFLAGS_sha256.o			+= $(PURGATORY_CFLAGS)
 CFLAGS_REMOVE_string.o		+= $(PURGATORY_CFLAGS_REMOVE)
 CFLAGS_string.o			+= $(PURGATORY_CFLAGS)
 
-AFLAGS_REMOVE_setup-x86_$(BITS).o	+= -Wa,-gdwarf-2
-AFLAGS_REMOVE_entry64.o			+= -Wa,-gdwarf-2
+asflags-remove-y		+= $(foreach x, -g -gdwarf-4 -gdwarf-5, $(x) -Wa,$(x))
 
 $(obj)/purgatory.ro: $(PURGATORY_OBJS) FORCE
 		$(call if_changed,ld)

base-commit: 0102425ac76bd184704c698cab7cb4fe37997556
-- 
2.37.1




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