add boot partition size

hc

2023-12-11 d2ccde1c8e90d38cee87a1b0309ad2827f3fd30d

 kernel/arch/x86/Makefile.um
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@@ -26,13 +26,6 @@
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 # an unresolved reference.
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 cflags-y += -ffreestanding
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-# Disable unit-at-a-time mode on pre-gcc-4.0 compilers, it makes gcc use
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-# a lot more stack due to the lack of sharing of stacklots.  Also, gcc
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-# 4.3.0 needs -funit-at-a-time for extern inline functions.
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-KBUILD_CFLAGS += $(shell if [ $(cc-version) -lt 0400 ] ; then \
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-			echo $(call cc-option,-fno-unit-at-a-time); \
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-			else echo $(call cc-option,-funit-at-a-time); fi ;)
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-
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 KBUILD_CFLAGS += $(cflags-y)
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 else
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@@ -54,6 +47,4 @@
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 LINK-$(CONFIG_LD_SCRIPT_DYN) += -Wl,-rpath,/lib64
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 LINK-y += -m64
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-# Do unit-at-a-time unconditionally on x86_64, following the host
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-KBUILD_CFLAGS += $(call cc-option,-funit-at-a-time)
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 endif