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e6a2f4cc5a
busybox/procps
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Denys Vlasenko e6a2f4cc5a 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>
2016-04-21 17:39:11 +02:00
..
Config.src top: implement scrolling up/down (_very_ useful) 2012-09-21 13:04:37 +02:00
free.c libbb: make bb_common_bufsiz1 1 kbyte, add capability to use bss tail for it 2016-04-21 17:39:11 +02:00
fuser.c libbb: make bb_common_bufsiz1 1 kbyte, add capability to use bss tail for it 2016-04-21 17:39:11 +02:00
iostat.c build system: -fno-builtin-printf 2015-10-07 22:42:45 +02:00
Kbuild.src nmeter: deprecate %NNNd specified, use -d MSEC instead 2010-12-13 15:17:22 +01:00
kill.c kill[all[5]]: code shrink 2013-12-16 17:45:44 +01:00
lsof.c lsof: correct check for symbolic link 2013-06-27 03:44:46 +02:00
mpstat.c libbb: introduce and use is_prefixed_with() 2015-03-12 17:48:34 +01:00
nmeter.c libbb: make bb_common_bufsiz1 1 kbyte, add capability to use bss tail for it 2016-04-21 17:39:11 +02:00
pgrep.c Use unsigned printf/scanf conversion where more appropriate 2013-11-29 16:45:45 +01:00
pidof.c *: remove "Options:" string from help texts 2011-06-05 03:58:28 +02:00
pmap.c pmap: fix bogus {no such process} comm field text 2015-10-24 03:45:57 +02:00
powertop.c join some common strings, -400 bytes 2015-10-08 11:24:44 +02:00
ps.c libbb: make bb_common_bufsiz1 1 kbyte, add capability to use bss tail for it 2016-04-21 17:39:11 +02:00
ps.posix
pstree.c libbb: factor out code which queries screen width 2015-10-23 01:44:22 +02:00
pwdx.c libbb: introduce and use is_prefixed_with() 2015-03-12 17:48:34 +01:00
renice.c renice: tweak help text 2016-03-07 15:21:54 +01:00
smemcap.c rename archive.h to bb_archive.h. no code changes 2011-09-22 12:45:14 +02:00
sysctl.c sysctl: do not error out showing write-only data. Closes 6386 2014-02-24 17:28:43 +01:00
top.c libbb: make bb_common_bufsiz1 1 kbyte, add capability to use bss tail for it 2016-04-21 17:39:11 +02:00
uptime.c *: Switch to POSIX utmpx API 2015-04-02 23:03:46 +02:00
watch.c libbb: factor out code which queries screen width 2015-10-23 01:44:22 +02:00