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Code Issues Releases Wiki Activity

Gerrit Bruchhuser pointed out a warning that the Intel(R) Thread Checker 

tool reports and it was indeed a legitimate one and it is one fixed. It was
a use of a share without doing the proper locking first.
This commit is contained in:
Daniel Stenberg 2007-06-21 14:23:38 +00:00
parent d978f85d55
commit a1b650ad7b
4 changed files with 50 additions and 34 deletions
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5
CHANGES
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@ -6,6 +6,11 @@
Changelog
Daniel S (21 June 2007)
- Gerrit Bruchhäuser pointed out a warning that the Intel(R) Thread Checker
tool reports and it was indeed a legitimate one and it is one fixed. It was
a use of a share without doing the proper locking first.
Daniel S (20 June 2007)
- Adam Piggott filed bug report #1740263
(http://curl.haxx.se/bug/view.cgi?id=1740263). Adam discovered that when

4
RELEASE-NOTES
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@ -60,6 +60,7 @@ This release includes the following bugfixes:
o multi interface HTTP CONNECT glitch
o list FTP root directories when login dir is not root
o no longer slows down when getting very many URLs on the same command line
o lock share before decreasing dirty counter
This release includes the following known bugs:
@ -86,6 +87,7 @@ advice from friends like these:
Frank Hempel, Michael Wallner, Jeff Pohlmeyer, Tobias Rundström,
Anders Gustafsson, James Bursa, Kristian Gunstone, Feng Tu,
Andre Guibert de Bruet, Rob Crittenden, Rich Rauenzahn, Tom Regner,
Dave Vasilevsky, Shmulik Regev, Robson Braga Araujo, Adam Piggott
Dave Vasilevsky, Shmulik Regev, Robson Braga Araujo, Adam Piggott,
Gerrit Bruchhäuser
Thanks! (and sorry if I forgot to mention someone)

5
lib/url.c
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@ -378,8 +378,11 @@ CURLcode Curl_close(struct SessionHandle *data)
#endif /* CURL_DOES_CONVERSIONS && HAVE_ICONV */
/* No longer a dirty share, if it exists */
if (data->share)
if (data->share) {
Curl_share_lock(data, CURL_LOCK_DATA_SHARE, CURL_LOCK_ACCESS_SINGLE);
data->share->dirty--;
Curl_share_unlock(data, CURL_LOCK_DATA_SHARE);
}
free(data);
return CURLE_OK;

70
tests/data/test506
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@ -90,60 +90,66 @@ lock: dns <Pigs in space>: 16
unlock: dns <Pigs in space>: 17
lock: cookie <Pigs in space>: 18
unlock: cookie <Pigs in space>: 19
*** run 2
CURLOPT_SHARE
lock: share <Pigs in space>: 20
unlock: share <Pigs in space>: 21
*** run 2
CURLOPT_SHARE
lock: share <Pigs in space>: 22
unlock: share <Pigs in space>: 23
PERFORM
lock: dns <Pigs in space>: 22
unlock: dns <Pigs in space>: 23
lock: dns <Pigs in space>: 24
unlock: dns <Pigs in space>: 25
lock: cookie <Pigs in space>: 26
unlock: cookie <Pigs in space>: 27
lock: dns <Pigs in space>: 26
unlock: dns <Pigs in space>: 27
lock: cookie <Pigs in space>: 28
unlock: cookie <Pigs in space>: 29
lock: cookie <Pigs in space>: 30
unlock: cookie <Pigs in space>: 31
lock: cookie <Pigs in space>: 32
unlock: cookie <Pigs in space>: 33
run 2: set cookie 4 and 5
lock: dns <Pigs in space>: 32
unlock: dns <Pigs in space>: 33
CLEANUP
lock: dns <Pigs in space>: 34
unlock: dns <Pigs in space>: 35
lock: cookie <Pigs in space>: 36
unlock: cookie <Pigs in space>: 37
CLEANUP
lock: dns <Pigs in space>: 36
unlock: dns <Pigs in space>: 37
lock: cookie <Pigs in space>: 38
unlock: cookie <Pigs in space>: 39
lock: share <Pigs in space>: 40
unlock: share <Pigs in space>: 41
*** run 3
CURLOPT_SHARE
lock: share <Pigs in space>: 38
unlock: share <Pigs in space>: 39
lock: share <Pigs in space>: 42
unlock: share <Pigs in space>: 43
CURLOPT_COOKIEJAR
PERFORM
lock: dns <Pigs in space>: 40
unlock: dns <Pigs in space>: 41
lock: dns <Pigs in space>: 42
unlock: dns <Pigs in space>: 43
lock: cookie <Pigs in space>: 44
unlock: cookie <Pigs in space>: 45
lock: cookie <Pigs in space>: 46
unlock: cookie <Pigs in space>: 47
lock: dns <Pigs in space>: 44
unlock: dns <Pigs in space>: 45
lock: dns <Pigs in space>: 46
unlock: dns <Pigs in space>: 47
lock: cookie <Pigs in space>: 48
unlock: cookie <Pigs in space>: 49
lock: cookie <Pigs in space>: 50
unlock: cookie <Pigs in space>: 51
lock: cookie <Pigs in space>: 52
unlock: cookie <Pigs in space>: 53
run 3: overwrite cookie 1 and 4
lock: dns <Pigs in space>: 50
unlock: dns <Pigs in space>: 51
try SHARE_CLEANUP...
lock: share <Pigs in space>: 52
unlock: share <Pigs in space>: 53
SHARE_CLEANUP failed, correct
CLEANUP
lock: dns <Pigs in space>: 54
unlock: dns <Pigs in space>: 55
lock: cookie <Pigs in space>: 56
unlock: cookie <Pigs in space>: 57
try SHARE_CLEANUP...
lock: share <Pigs in space>: 56
unlock: share <Pigs in space>: 57
SHARE_CLEANUP failed, correct
CLEANUP
lock: dns <Pigs in space>: 58
unlock: dns <Pigs in space>: 59
lock: cookie <Pigs in space>: 60
unlock: cookie <Pigs in space>: 61
lock: share <Pigs in space>: 62
unlock: share <Pigs in space>: 63
SHARE_CLEANUP
lock: share <Pigs in space>: 58
unlock: share <Pigs in space>: 59
lock: share <Pigs in space>: 64
unlock: share <Pigs in space>: 65
GLOBAL_CLEANUP
</stdout>
<stderr>