diff options
| author | Denys Vlasenko <vda.linux@googlemail.com> | 2016-04-21 16:26:30 +0200 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2016-04-21 17:39:11 +0200 |
| commit | e6a2f4cc5a47d3022bdf5ca2cacbaa5a8c5baf7a (patch) | |
| tree | 0962142ac9830312cd3df52994db41e8ac47c73c /Makefile | |
| parent | 5598bdf0d3d46a865a4d23785e2d09e6db9be420 (diff) | |
| download | busybox-e6a2f4cc5a47d3022bdf5ca2cacbaa5a8c5baf7a.tar.gz | |
libbb: make bb_common_bufsiz1 1 kbyte, add capability to use bss tail for it
The config item is FEATURE_USE_BSS_TAIL. When it is off (default):
function old new delta
read_config 210 228 +18
doCommands 2279 2294 +15
ipneigh_list_or_flush 763 772 +9
ipaddr_list_or_flush 1256 1261 +5
display_process_list 1301 1306 +5
conspy_main 1378 1383 +5
do_lzo_compress 352 355 +3
do_lzo_decompress 565 567 +2
push 46 44 -2
inetd_main 2136 2134 -2
uevent_main 421 418 -3
addLines 97 92 -5
bb_common_bufsiz1 8193 1024 -7169
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 8/5 up/down: 62/-7181) Total: -7119 bytes
text data bss dec hex filename
829850 4086 9080 843016 cdd08 busybox_old
829901 4086 1904 835891 cc133 busybox_unstripped
FEATURE_USE_BSS_TAIL=y:
read_config 210 228 +18
doCommands 2279 2294 +15
ipneigh_list_or_flush 763 772 +9
ipaddr_list_or_flush 1256 1261 +5
display_process_list 1301 1306 +5
conspy_main 1378 1383 +5
do_lzo_compress 352 355 +3
do_lzo_decompress 565 567 +2
inetd_main 2136 2134 -2
bb_common_bufsiz1 8193 - -8193
------------------------------------------------------------------------------
(add/remove: 0/1 grow/shrink: 8/1 up/down: 62/-8195) Total: -8133 bytes
text data bss dec hex filename
829850 4086 9080 843016 cdd08 busybox_old
829911 4086 880 834877 cbd3d busybox_unstripped
FIXME: setup_common_bufsiz() calls are missing.
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'Makefile')
| -rw-r--r-- | Makefile | 7 |
1 files changed, 6 insertions, 1 deletions
@@ -610,7 +610,8 @@ quiet_cmd_busybox__ ?= LINK $@ "$(LDFLAGS) $(EXTRA_LDFLAGS)" \ "$(core-y)" \ "$(libs-y)" \ - "$(LDLIBS)" + "$(LDLIBS)" \ + && $(srctree)/scripts/generate_BUFSIZ.sh include/common_bufsiz.h # Generate System.map quiet_cmd_sysmap = SYSMAP @@ -844,12 +845,15 @@ export CPPFLAGS_busybox.lds += -P -C -U$(ARCH) # Split autoconf.h into include/linux/config/* quiet_cmd_gen_bbconfigopts = GEN include/bbconfigopts.h cmd_gen_bbconfigopts = $(srctree)/scripts/mkconfigs include/bbconfigopts.h include/bbconfigopts_bz2.h +quiet_cmd_gen_common_bufsiz = GEN include/common_bufsiz.h + cmd_gen_common_bufsiz = $(srctree)/scripts/generate_BUFSIZ.sh include/common_bufsiz.h quiet_cmd_split_autoconf = SPLIT include/autoconf.h -> include/config/* cmd_split_autoconf = scripts/basic/split-include include/autoconf.h include/config #bbox# piggybacked generation of few .h files include/config/MARKER: scripts/basic/split-include include/autoconf.h $(call cmd,split_autoconf) $(call cmd,gen_bbconfigopts) + $(call cmd,gen_common_bufsiz) @touch $@ # Generate some files @@ -965,6 +969,7 @@ CLEAN_FILES += busybox busybox_unstripped* busybox.links \ MRPROPER_DIRS += include/config include2 MRPROPER_FILES += .config .config.old include/asm .version .old_version \ include/NUM_APPLETS.h \ + include/common_bufsiz.h \ include/autoconf.h \ include/bbconfigopts.h \ include/bbconfigopts_bz2.h \ |