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67 Commits

Author SHA1 Message Date
Denys Vlasenko
132b044f4b ntpd: experimental code to correct frequency a bit more aggressively 
function                                             old     new   delta
update_local_clock                                   730     792     +62
recv_and_process_peer_pkt                            850     835     -15

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2012-03-05 00:51:48 +01:00
Denys Vlasenko
97e5281641 ntpd: fix the "are we a server" check in previous commit 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2012-03-03 13:50:31 +01:00
Denys Vlasenko
e8ce285395 ntpd: avoid printing messages between send and recv. good for fast networks 
function                                             old     new   delta
ntpd_main                                            887     929     +42

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2012-03-03 12:15:46 +01:00
Denys Vlasenko
b124c3491b ntpd: log clock drift with three digits after decimal point 
+15 bytes.

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2012-03-02 15:51:43 +01:00
Denys Vlasenko
74584b8665 ntpd: log jitter on update too; increase assumed clock precision x2 - to 2ms 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2012-03-02 01:22:40 +01:00
Denys Vlasenko
fc4ebd0d0b ntpd: fix offset adjustment after step; better step printing 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2012-02-28 02:45:00 +01:00
Denys Vlasenko
16c52a5d7b ntpd: increase OPT_qq constant to not collide with -L 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2012-02-23 14:28:47 +01:00
Denys Vlasenko
66426760be *: remove "Options:" string from help texts 
function                                             old     new   delta
packed_usage                                       28706   28623     -83

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2011-06-05 03:58:28 +02:00
Cristian Ionescu-Idbohrn
662972a77a The [-Wunused-but-set-variable] warnings 
networking/ntpd.c:1748:19: warning: variable 'version' set but not used

Signed-off-by: Cristian Ionescu-Idbohrn <cii@axis.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2011-05-16 03:53:00 +02:00
Pere Orga
5bc8c005a8 move remaining help text from include/usage.src.h 
Signed-off-by: Pere Orga <gotrunks@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2011-04-11 03:29:49 +02:00
Denys Vlasenko
8e23fafade ntpd: decrease ntpd -q "no response" timeout to 10 sec 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2011-04-07 01:45:20 +02:00
Denys Vlasenko
b7c9fb27cb whitespace fixes 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2011-02-03 00:05:48 +01:00
Denys Vlasenko
fb132e4737 whitespace cleanup 
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-10-29 11:46:52 +02:00
Leonid Lisovskiy
894ef60032 ntpd: fix usage text and a typo in constant name 
Signed-off-by: Leonid Lisovskiy <lly.dev@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-10-20 22:36:51 +02:00
Denys Vlasenko
d678257c26 ntpd: allow peer-less (standalone stratum 1 server) operation 
Based on patch by Jean-Christophe Dubois (jcd@tribudubois.net)

function                                             old     new   delta
ntp_init                                             384     399     +15
recv_and_process_client_pkt                          469     480     +11

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-10-04 01:20:44 +02:00
Denys Vlasenko
74c992af5c ntpd: with -q, exit after 60 seconds even if time is not synced. 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-08-27 02:15:01 +02:00
Denys Vlasenko
0ef64bdb40 *: make GNU licensing statement forms more regular 
This change retains "or later" state! No licensing _changes_ here,
only form is adjusted (article, space between "GPL" and "v2" and so on).

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-08-16 20:14:46 +02:00
Denys Vlasenko
0f8960542f *: more empty lines removed. no code changes 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-07-26 01:35:44 +02:00
Denys Vlasenko
f3ea792bad *: mass cosmetic removal of extra empty lines. no code changes 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-07-26 01:06:14 +02:00
Denys Vlasenko
eff6d59343 ntpd: step correction to variables had wrong sign, fixing 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-06-24 20:23:40 +02:00
Denys Vlasenko
8531d76a15 *: code shrink and better "died from signal" reporting from wait4pid 
function                                             old     new   delta
parse                                                964     967      +3
udhcp_run_script                                     670     665      -5
singlemount                                          911     906      -5
mount_it_now                                         360     355      -5
inotifyd_main                                        521     516      -5
xspawn                                                21       -     -21
------------------------------------------------------------------------------
(add/remove: 0/1 grow/shrink: 1/4 up/down: 3/-41)             Total: -38 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-03-18 22:44:00 +01:00
Denys Vlasenko
24928ffd8d ntpd: explain why scripts can be run in quick succession 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-01-25 19:30:16 +01:00
Denys Vlasenko
57f46c1afd ntpd: remove some code which is at best unneeded and at worst wrong 
function                                             old     new   delta
step_time                                            246     256     +10
ntpd_main                                            855     844     -11
update_local_clock                                   767     714     -53

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-01-17 03:01:15 +01:00
Denys Vlasenko
9b20adca4b ntpd: add anti-clock-hopping code 
function                                             old     new   delta
select_and_cluster                                   837     950    +113
update_local_clock                                   759     767      +8
root_distance                                         61       -     -61

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-01-17 02:51:33 +01:00
Denys Vlasenko
5b9a910749 ntpd: disable frequency estimation code 
function                                             old     new   delta
reset_peer_stats                                     164     168      +4
ntp_init                                             371     368      -3
recv_and_process_peer_pkt                            869     852     -17
update_local_clock                                   823     759     -64
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/3 up/down: 4/-84)             Total: -80 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-01-17 01:05:58 +01:00
Denys Vlasenko
65d722bb0d ntpd: explain algorithm 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-01-11 02:14:04 +01:00
Denys Vlasenko
12628b7797 ntpd: expose more data to the script; more eagerly drop to lower poll 
function                                             old     new   delta
run_script                                           340     395     +55
recv_and_process_peer_pkt                            817     869     +52
passwd_main                                         1027    1058     +31
ntpd_main                                            845     855     +10
update_local_clock                                   853     823     -30
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 4/1 up/down: 148/-30)           Total: 118 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-01-11 01:31:59 +01:00
Denys Vlasenko
ae47335dc4 ntpd: show at loglevel 2 and export in env current poll interval 
function                                             old     new   delta
run_script                                           273     340     +67
ntpd_main                                            832     845     +13

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-01-07 11:51:13 +01:00
Denys Vlasenko
6959f6bc23 hwclock: disable time diff code; ntpd -S script: do not wait for completion 
function                                             old     new   delta
rtcname                                                4       -      -4
run_script                                           278     273      -5
hwclock_main                                         466     439     -27
read_rtc                                              86      38     -48
------------------------------------------------------------------------------
(add/remove: 0/1 grow/shrink: 0/3 up/down: 0/-84)             Total: -84 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-01-07 08:31:46 +01:00
Denys Vlasenko
06667f21d6 ntpd: renew cur_time after script run, it can take a while 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-01-06 13:05:08 +01:00
Denys Vlasenko
ede737b7cf ntpd: add -S PROG option. This feature is crucial for CMOS/RTC syncronization 
function                                             old     new   delta
run_script                                           112     278    +166
ntpd_main                                            779     825     +46
update_local_clock                                   824     858     +34
packed_usage                                       26518   26540     +22
ntp_init                                             366     371      +5
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 5/0 up/down: 273/0)             Total: 273 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-01-06 12:27:47 +01:00
Denys Vlasenko
074e8dcba7 ntpd: make -w less cumbersome to use 
function                                             old     new   delta
packed_usage                                       26767   26779     +12
recv_and_process_peer_pkt                            808     817      +9

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-01-04 23:58:13 +01:00
Denys Vlasenko
4168fdd8e6 ntpd: add -w "watch" option, useful for debugging to look at our own data 
Also fixed a small buglet discovered using -w

function                                             old     new   delta
recv_and_process_peer_pkt                            895     944     +49
select_and_cluster                                  1132    1150     +18
packed_usage                                       26769   26767      -2

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-01-04 00:19:13 +01:00
Denys Vlasenko
2d3253d1f9 ntpd: fix comment, no code changes 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-01-03 21:52:46 +01:00
Denys Vlasenko
d498ff0ac4 ntpd: try to avoid using libm. -1.2k if we succeed 
uclibc's sqrt(x) is pathetic, 411 bytes? it can be ~100...

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-01-03 21:06:27 +01:00
Denys Vlasenko
510f56aa6f ntpd: remove an old hack for faster initialization 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-01-03 12:00:26 +01:00
Denys Vlasenko
0b002812a8 ntpd: better selection of initial sync; fewer gettimeofday calls 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-01-03 08:59:59 +01:00
Denys Vlasenko
1ee5afdce2 ntpd: fix jitter calculations and status propagation 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-01-02 15:57:07 +01:00
Denys Vlasenko
2e36eb8f27 ntpd: speed up reaction to poll interval decrease 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-01-02 01:50:16 +01:00
Denys Vlasenko
d9109e3b48 ntpd: improve frequency filtering 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-01-02 00:36:43 +01:00
Denys Vlasenko
a9aaeda0e9 ntpd: restore forgotten delay sanitization 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-01-01 22:23:27 +01:00
Denys Vlasenko
e4844b8a5f ntpd: add a comment, no code changes 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-01-01 21:59:49 +01:00
Denys Vlasenko
61313117a0 ntpd: disable unused code; show kernel's clock drift correction 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-01-01 19:56:16 +01:00
Denys Vlasenko
bfc2a32d88 ntpd: reduce poll interval increase rate 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-01-01 18:12:06 +01:00
Denys Vlasenko
dd6673bac5 ntpd: replace openntp's clock discipline with ntpd's 
It seems to be much more precise. +2.2k:
   text    data     bss     dec     hex filename
   4670       0       0    4670    123e busybox.t2/networking/ntpd.o
   6838       0       0    6838    1ab6 busybox.t3/networking/ntpd.o

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-01-01 16:46:17 +01:00
Denys Vlasenko
8a428d9b15 ntpd: ntpd.c -> ntpd_simple.c 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-01-01 16:45:43 +01:00
Denys Vlasenko
d2fe69f9dc ntpd: preparatory patches, no functional changes 
function                                             old     new   delta
ntp_init                                             354     357      +3
ntpd_main                                           2945    2898     -47

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-12-30 18:38:05 +01:00
Denys Vlasenko
6879a7ae43 ntpd: fx incorrect offset display when stepping 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-12-18 18:50:29 +01:00
Denys Vlasenko
afa2d33aa4 ntpd: field renames and style fixes, no code changes 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-12-17 23:29:33 +01:00
Denys Vlasenko
e99c8d2ef5 ntpd: eliminate one time(NULL) call 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-12-17 12:17:41 +01:00