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authorPeter Foley <pefoley2@pefoley.com>2023-01-13 12:03:00 -0500
committerRichard Weinberger <richard@nod.at>2023-02-13 10:14:31 +0100
commit83e913f52aba69149261742aa9ea4ceea7bf182d (patch)
tree5193ef9b2936fc2074369a5042a57e4efe985934 /arch/um/Makefile
parentf09c3fcf67a3294c981b861981143e38895c5a59 (diff)
um: Support LTO
Only a handful of changes are necessary to get it to work. Signed-off-by: Peter Foley <pefoley2@pefoley.com> Signed-off-by: Richard Weinberger <richard@nod.at>
Diffstat (limited to 'arch/um/Makefile')
-rw-r--r--arch/um/Makefile2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/um/Makefile b/arch/um/Makefile
index d37cac5d9f43..8186d4761bda 100644
--- a/arch/um/Makefile
+++ b/arch/um/Makefile
@@ -144,7 +144,7 @@ endif
LD_FLAGS_CMDLINE = $(foreach opt,$(KBUILD_LDFLAGS) $(LDFLAGS_EXECSTACK),-Wl,$(opt))
# Used by link-vmlinux.sh which has special support for um link
-export CFLAGS_vmlinux := $(LINK-y) $(LINK_WRAPS) $(LD_FLAGS_CMDLINE)
+export CFLAGS_vmlinux := $(LINK-y) $(LINK_WRAPS) $(LD_FLAGS_CMDLINE) $(CC_FLAGS_LTO)
# When cleaning we don't include .config, so we don't include
# TT or skas makefiles and don't clean skas_ptregs.h.