[PATCH] Revert "powerpc/xmon: Relax frame size for clang"

ndesaulniers at google.com ndesaulniers at google.com
Fri Aug 18 04:11:56 AEST 2023

This reverts commit 9c87156cce5a63735d1218f0096a65c50a7a32aa.

I have not been able to reproduce the reported -Wframe-larger-than=
warning (or disassembly) with clang-11 or clang-18.

I don't know precisely when this was fixed in llvm, but it may be time
to revert this.

Closes: https://github.com/ClangBuiltLinux/linux/issues/252
Signed-off-by: Nick Desaulniers <ndesaulniers at google.com>
 arch/powerpc/xmon/Makefile | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/arch/powerpc/xmon/Makefile b/arch/powerpc/xmon/Makefile
index d334de392e6c..7705aa74a24d 100644
--- a/arch/powerpc/xmon/Makefile
+++ b/arch/powerpc/xmon/Makefile
@@ -10,12 +10,6 @@ KCSAN_SANITIZE := n
 # Disable ftrace for the entire directory
-# clang stores addresses on the stack causing the frame size to blow
-# out. See https://github.com/ClangBuiltLinux/linux/issues/252
-KBUILD_CFLAGS += -Wframe-larger-than=4096
 ccflags-$(CONFIG_PPC64) := $(NO_MINIMAL_TOC)
 obj-y			+= xmon.o nonstdio.o spr_access.o xmon_bpts.o

base-commit: 16931859a6500d360b90aeacab3b505a3560a3ed
change-id: 20230817-ppc_xmon-d288d803610e

Best regards,
Nick Desaulniers <ndesaulniers at google.com>

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