add boot partition size

hc

2023-12-11 d2ccde1c8e90d38cee87a1b0309ad2827f3fd30d

 kernel/tools/bpf/bpftool/Documentation/Makefile
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@@ -1,5 +1,5 @@
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+# SPDX-License-Identifier: GPL-2.0-only
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 include ../../../scripts/Makefile.include
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-include ../../../scripts/utilities.mak
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 INSTALL ?= install
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 RM ?= rm -f
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@@ -18,7 +18,7 @@
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 # Load targets for building eBPF helpers man page.
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 include ../../Makefile.helpers
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-MAN8_RST = $(filter-out $(HELPERS_RST),$(wildcard *.rst))
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+MAN8_RST = $(wildcard bpftool*.rst)
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 _DOC_MAN8 = $(patsubst %.rst,%.8,$(MAN8_RST))
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 DOC_MAN8 = $(addprefix $(OUTPUT),$(_DOC_MAN8))
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@@ -27,12 +27,23 @@
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 man8: $(DOC_MAN8)
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 RST2MAN_DEP := $(shell command -v rst2man 2>/dev/null)
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+RST2MAN_OPTS += --verbose
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+
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+list_pages = $(sort $(basename $(filter-out $(1),$(MAN8_RST))))
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+see_also = $(subst " ",, \
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+	"\n" \
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+	"SEE ALSO\n" \
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+	"========\n" \
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+	"\t**bpf**\ (2),\n" \
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+	"\t**bpf-helpers**\\ (7)" \
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+	$(foreach page,$(call list_pages,$(1)),",\n\t**$(page)**\\ (8)") \
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+	"\n")
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 $(OUTPUT)%.8: %.rst
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 ifndef RST2MAN_DEP
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 	$(error "rst2man not found, but required to generate man pages")
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 endif
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-	$(QUIET_GEN)rst2man $< > $@
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+	$(QUIET_GEN)( cat $< ; printf "%b" $(call see_also,$<) ) | rst2man $(RST2MAN_OPTS) > $@
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 clean: helpers-clean
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 	$(call QUIET_CLEAN, Documentation)