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2022-01-06fdisk: recognize EBBR protective partitionsVincent Stehlé
The MBR partition type 0xF8 is used by the Arm EBBR specification[1] for protective partitions over fixed-location firmware images. [1]: https://github.com/ARM-software/ebbr Signed-off-by: Vincent Stehlé <vincent.stehle@arm.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2022-01-05libbb: code shrink: introduce and use [_]exit_SUCCESS()Denys Vlasenko
function old new delta exit_SUCCESS - 7 +7 _exit_SUCCESS - 7 +7 run_pipe 1562 1567 +5 pseudo_exec_argv 399 400 +1 finish 86 87 +1 start_stop_daemon_main 1109 1107 -2 shutdown_on_signal 38 36 -2 runsv_main 1662 1660 -2 redirect 1070 1068 -2 read_line 79 77 -2 pause_and_low_level_reboot 54 52 -2 list_i2c_busses_and_exit 483 481 -2 less_exit 12 10 -2 identify 4123 4121 -2 grep_file 1161 1159 -2 getty_main 1519 1517 -2 fsck_minix_main 2681 2679 -2 free_session 132 130 -2 fdisk_main 4739 4737 -2 clean_up_and_exit 53 51 -2 bsd_select 1566 1564 -2 bb_daemonize_or_rexec 198 196 -2 ------------------------------------------------------------------------------ (add/remove: 2/0 grow/shrink: 3/17 up/down: 21/-34) Total: -13 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2022-01-04libbb: factor out fflush_stdout_and_exit(EXIT_SUCCESS)Denys Vlasenko
function old new delta fflush_stdout_and_exit_SUCCESS - 7 +7 xxd_main 890 888 -2 vlock_main 353 351 -2 uuencode_main 318 316 -2 uniq_main 427 425 -2 uname_main 250 248 -2 sort_main 853 851 -2 shuf_main 500 498 -2 route_main 238 236 -2 readlink_main 113 111 -2 nice_main 156 154 -2 last_main 957 955 -2 ipcs_main 960 958 -2 env_main 209 207 -2 chrt_main 464 462 -2 cal_main 921 919 -2 baseNUM_main 650 648 -2 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 0/16 up/down: 7/-32) Total: -25 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2021-10-10chrt: silence analyzer warningBernhard Reutner-Fischer
warning: use of uninitialized value ‘priority’ [CWE-457] [-Wanalyzer-use-of-uninitialized-value] chrt_main 499 496 -3 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 0/1 up/down: 0/-3) Total: -3 bytes text data bss dec hex filename 972157 4235 1840 978232 eed38 busybox_old 972154 4235 1840 978229 eed35 busybox_unstripped Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
2021-10-10*: add more beneficial NOINLINEsDenys Vlasenko
function old new delta dec_main - 1729 +1729 -41 bytes fallbackQSort3 - 671 +671 -70 bytes verify_sun - 481 +481 -107 bytes verify 1330 742 -588 fallbackSort 1469 728 -741 unpack_xz_stream 2306 536 -1770 ------------------------------------------------------------------------------ (add/remove: 3/0 grow/shrink: 0/3 up/down: 2881/-3099) Total: -218 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2021-10-10*: add NOINLINEs where code noticeably shrinksDenys Vlasenko
function old new delta display 85 1463 +1378 -73 bytes select_and_cluster - 1088 +1088 -139 bytes parse_reply - 979 +979 -109 bytes zbc_num_sqrt - 632 +632 -191 bytes show_bridge_port - 585 +585 -56 bytes sp_256_proj_point_add_8 - 576 +576 -45 bytes encode_then_append_var_plusminus - 554 +554 -118 bytes read_mode_db - 537 +537 -47 bytes fbset_main 1331 747 -584 sp_256_ecc_mulmod_8 1157 536 -621 brctl_main 2189 1548 -641 expand_one_var 2544 1872 -672 zxc_vm_process 6412 5589 -823 send_queries 1813 725 -1088 recv_and_process_peer_pkt 2245 1018 -1227 bb_dump_dump 1531 80 -1451 ------------------------------------------------------------------------------ (add/remove: 7/0 grow/shrink: 1/8 up/down: 6329/-7107) Total: -778 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2021-10-08xxd: fix -p -r, closes 13881Denys Vlasenko
function old new delta xxd_main 893 890 -3 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2021-10-08mdev: tweak --helpDenys Vlasenko
function old new delta packed_usage 33993 34008 +15 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2021-10-08mount: "mount -o rw ...." should not fall back to RO mountDenys Vlasenko
The reported case was an attempt to remount,rw a CD-ROM: mount -o remount,rw /mnt/sr0 which "succeeded" by falling back to RO: mount("/dev/sr0", "/mnt/sr0", 0x412862, MS_REMOUNT|MS_SILENT|MS_RELATIME, "nojoliet,check=s,map=n,blocksize"...) = -1 EROFS (Read-only file system) ... mount("/dev/sr0", "/mnt/sr0", 0x412862, MS_RDONLY|MS_REMOUNT|MS_SILENT|MS_RELATIME, "nojoliet,check=s,map=n,blocksize"...) = 0 Clearly, not what was intended! function old new delta parse_mount_options 241 267 +26 mount_main 1198 1211 +13 singlemount 1301 1313 +12 inetd_main 1919 1911 -8 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 3/1 up/down: 51/-8) Total: 43 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2021-09-21cal: implement -mRon Yorston
Some people prefer the week to start on Monday. Add the '-m' option to support this. function old new delta cal_main 926 966 +40 day_array 316 337 +21 packed_usage 34151 34158 +7 .rodata 99224 99225 +1 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 4/0 up/down: 69/0) Total: 69 bytes Signed-off-by: Ron Yorston <rmy@pobox.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2021-09-16getopt: code shrinkRon Yorston
function old new delta .rodata 99277 99290 +13 normalize 177 142 -35 getopt_main 675 622 -53 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 1/2 up/down: 13/-88) Total: -75 bytes Signed-off-by: Ron Yorston <rmy@pobox.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2021-09-10blkdiscard: accept -f (force) as no-opDenys Vlasenko
function old new delta .rodata 104250 104251 +1 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2021-08-23mount: code shrinkDenys Vlasenko
function old new delta append_mount_options 174 157 -17 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2021-08-23mount: with -w, do not fall back to read-only mountsDenys Vlasenko
function old new delta mount_it_now 364 358 -6 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2021-08-22rev: correct output for long input linesRon Yorston
The input buffer is initialised to a reasonable size and extended if necessary. When this happened the offset into the buffer wasn't reset to zero so subsequent lines were appended to the long line. Fix this and add some tests. function old new delta rev_main 377 368 -9 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 0/1 up/down: 0/-9) Total: -9 bytes Signed-off-by: Ron Yorston <rmy@pobox.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2021-08-16fdisk: indentation fixDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2021-08-15taskset: disallow "taskset -p 0"Denys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2021-06-25fdisk: commonalize stringsDenys Vlasenko
function old new delta .rodata 103674 103667 -7 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2021-06-25xxd: compat tweak for -iDenys Vlasenko
function old new delta xxd_main 888 893 +5 .rodata 103669 103674 +5 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 2/0 up/down: 10/0) Total: 10 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2021-06-24switch_root: code shrink - use iterate_on_dir()Denys Vlasenko
function old new delta rmrf - 46 +46 delete_contents 181 99 -82 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 0/1 up/down: 46/-82) Total: -36 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2021-06-24taskset: use iterate_on_dir()Denys Vlasenko
function old new delta iter - 27 +27 process_pid_str 854 856 +2 taskset_main 181 135 -46 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 1/1 up/down: 29/-46) Total: -17 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2021-06-20taskset: fix for PID longer than 12 charsDenys Vlasenko
Should we validate that PID is a number for "taskset -ap PID"? We don't actually need it, and pathological input like "../../DIR_WITH_LOTS_OF_PIDS" can only cause "taskset"ing of many pids. Which is something user can do anyway. function old new delta taskset_main 190 181 -9 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2021-06-19taskset: implement -aDenys Vlasenko
function old new delta process_pid_str - 854 +854 .rodata 103363 103378 +15 packed_usage 33654 33658 +4 taskset_main 936 190 -746 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 2/1 up/down: 873/-746) Total: 127 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2021-06-18xxd: implement -i "C style output"Denys Vlasenko
function old new delta xxd_main 710 888 +178 .rodata 103252 103331 +79 print_C_style - 78 +78 packed_usage 33639 33652 +13 next 276 278 +2 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 4/0 up/down: 350/0) Total: 350 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2021-06-17xxd: implement -o DISPLAYOFFSETDenys Vlasenko
function old new delta xxd_main 680 710 +30 xstrtoll - 30 +30 bb_dump_dump 1511 1531 +20 rewrite 941 951 +10 packed_usage 33629 33639 +10 .rodata 103250 103252 +2 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 5/0 up/down: 102/0) Total: 102 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2021-06-17ionice: implement -tDenys Vlasenko
function old new delta packed_usage 33618 33629 +11 ionice_main 272 282 +10 .rodata 103250 103251 +1 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 3/0 up/down: 22/0) Total: 22 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2021-06-16blockdev: support --get/setraDenys Vlasenko
function old new delta blockdev_main 251 263 +12 bdcmd_names 82 94 +12 packed_usage 33534 33542 +8 bdcmd_ioctl 44 52 +8 bdcmd_flags 11 13 +2 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 5/0 up/down: 42/0) Total: 42 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2021-06-15*: more --help tweaksDenys Vlasenko
function old new delta packed_usage 33552 33541 -11 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2021-06-14*: --help tweaksDenys Vlasenko
function old new delta packed_usage 33589 33552 -37 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2021-06-13*: more --help tweakingDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2021-02-03libbb: introduce and use fputs_stdoutRon Yorston
function old new delta fputs_stdout - 12 +12 zxc_vm_process 7237 7230 -7 yes_main 85 78 -7 write_block 380 373 -7 wrapf 305 298 -7 strings_main 437 430 -7 show_bridge 353 346 -7 rev_main 384 377 -7 put_prompt_custom 58 51 -7 put_cur_glyph_and_inc_cursor 168 161 -7 print_numbered_lines 152 145 -7 print_named_ascii 130 123 -7 print_name 135 128 -7 print_login_issue 386 379 -7 print_ascii 208 201 -7 powertop_main 1249 1242 -7 od_main 1789 1782 -7 logread_main 518 511 -7 head_main 804 797 -7 display_process_list 1319 1312 -7 cut_main 1002 995 -7 bb_dump_dump 1550 1543 -7 bb_ask_noecho 393 386 -7 baseNUM_main 702 695 -7 expand_main 755 745 -10 dumpleases_main 497 487 -10 write1 12 - -12 putcsi 37 23 -14 print_login_prompt 55 41 -14 paste_main 525 511 -14 cat_main 440 426 -14 print_it 245 230 -15 print_addrinfo 1188 1171 -17 print_rule 770 750 -20 print_linkinfo 842 822 -20 httpd_main 791 771 -20 ------------------------------------------------------------------------------ (add/remove: 1/1 grow/shrink: 0/34 up/down: 12/-341) Total: -329 bytes Signed-off-by: Ron Yorston <rmy@pobox.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-30libbb: introduce and use xgettimeofday(), do not truncate 64-bit time_t in ↵Denys Vlasenko
shells function old new delta xgettimeofday - 11 +11 get_local_var_value 280 281 +1 svlogd_main 1323 1322 -1 change_epoch 67 66 -1 timestamp_and_log 461 458 -3 hwclock_main 301 298 -3 fmt_time_bernstein_25 135 132 -3 step_time 331 326 -5 script_main 1207 1202 -5 machtime 34 28 -6 curtime 61 54 -7 ts_main 423 415 -8 nmeter_main 761 751 -10 gettime1900d 67 46 -21 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 1/12 up/down: 12/-73) Total: -61 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-29randomconfig fixesDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-25mount: Surround syslog.h with the config checkLauri Kasanen
This lets bb mount build for limited targets without syslog.h, as long as the parts using it like NFS are disabled. Signed-off-by: Lauri Kasanen <cand@gmx.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-18help text tweaksDenys Vlasenko
function old new delta packed_usage 33570 33502 -68 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-17move ADJTIME_PATH define to header filesDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-16libbb: introduce and use xsettimeofday()Denys Vlasenko
function old new delta xsettimeofday - 25 +25 rdate_main 274 260 -14 step_time 348 331 -17 set_kernel_timezone_and_clock 119 102 -17 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 0/3 up/down: 25/-48) Total: -23 bytes text data bss dec hex filename 1020753 559 5052 1026364 fa93c busybox_old 1020708 559 5052 1026319 fa90f busybox_unstripped Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-16hwclock: improve --help (-l is a compatible shortcut for --localtime)Denys Vlasenko
function old new delta packed_usage 33605 33568 -37 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-16hwclock: fix musl breakage of settimeofday(tz)Denys Vlasenko
function old new delta set_kernel_timezone_and_clock - 119 +119 set_kernel_tz - 28 +28 hwclock_main 480 301 -179 ------------------------------------------------------------------------------ (add/remove: 2/0 grow/shrink: 0/1 up/down: 147/-179) Total: -32 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-16tweak help textsDenys Vlasenko
function old new delta packed_usage 33650 33605 -45 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-14libbb: add and use infrastructure for fixed page size optimizationDenys Vlasenko
function old new delta procps_scan 1121 1118 -3 getpagesize 6 - -6 rpm_main 1037 1027 -10 rpm2cpio_main 120 110 -10 ptok 38 21 -17 time_main 1282 1261 -21 mkswap_main 317 278 -39 ------------------------------------------------------------------------------ (add/remove: 0/2 grow/shrink: 0/6 up/down: 0/-106) Total: -106 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-14libbb: create and use mmap() helpersDenys Vlasenko
function old new delta mmap_anon - 22 +22 mmap_read - 21 +21 xmmap_anon - 16 +16 rpm_gettags 465 447 -18 bb_full_fd_action 498 480 -18 uevent_main 337 310 -27 ------------------------------------------------------------------------------ (add/remove: 3/0 grow/shrink: 0/3 up/down: 59/-63) Total: -4 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-13help text: replace [OPTIONS] with actual options (if not too long)Denys Vlasenko
function old new delta packed_usage 33620 33665 +45 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-13more --help text tweaksDenys Vlasenko
function old new delta packed_usage 33545 33581 +36 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-12nsenter: stop option parsing on 1st non-optionDenys Vlasenko
"nsenter ls -l" gives: invalid option -- 'l' Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-09mount: fix incorrect "success" exitcode if loop device setup failsDenys Vlasenko
When mounting, in parallel, multiple loop devices (squashfs for the submitter's case), the following behavior can be observed: stat64(/path/to/image, {st_mode=S_IFREG|0644, st_size=4096, ...}) = 0 openat(AT_FDCWD, /path/to/image, O_RDWR|O_LARGEFILE) = 3 openat(AT_FDCWD, /dev/loop-control, O_RDWR|O_LARGEFILE|O_CLOEXEC) = 4 ioctl(4, LOOP_CTL_GET_FREE) = 12 close(4) = 0 openat(AT_FDCWD, /dev/loop12, O_RDWR|O_LARGEFILE) = 4 ioctl(4, LOOP_GET_STATUS64, {lo_offset=0, lo_number=12, lo_flags=LO_FLAGS_AUTOCLEAR, lo_file_name=/path/to/image, ...}) = 0 close(4) = 0 close(3) = 0 write(2, "mount: can't setup loop device\n", 31mount: can't setup loop device ) = 31 exit_group(0) = ? +++ exited with 0 +++ The ioctl LOOP_CTL_GET_FREE has resulted in the same result for a competing mount process. The subsequent ioctl LOOP_GET_STATUS64 fails, having succeeded for the competing mount process. Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-06mount: implement -o nosymfollow, remove bogus -o unionDenys Vlasenko
The (1 << 8) MS_ flag is MS_NOSYMFOLLOW, not MS_UNION. As far as I see in git history of kernel and util-linux, MS_UNION did not ever exist. Why did it appear in our tree in 2009?... function old new delta mount_option_str 379 385 +6 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-06mount: add -o nostrictatime and -o [no]lazytimeDenys Vlasenko
function old new delta mount_option_str 345 379 +34 mount_options 176 188 +12 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 2/0 up/down: 46/0) Total: 46 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-05mount: do not guess mount as NFS if "hostname:" contains slashesDenys Vlasenko
function old new delta singlemount 1273 1295 +22 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-02mount: do not guess bind mounts as nfsDenys Vlasenko
Fails as follows: $ mount -o bind /dev/disk/by-path/pci-0000:13:00.0-scsi-0:0:3:0 /dir mount: bad address '/dev/disk/by-path/pci-0000' function old new delta singlemount 1256 1273 +17 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
generated by cgit v1.1 at 2024-11-01 13:40:23 +0000