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Diffstat (limited to 'ChangeLog')
| -rw-r--r-- | ChangeLog | 12 |
1 files changed, 12 insertions, 0 deletions
@@ -1,3 +1,15 @@ +2001-02-07 Ross Johnson <rpj@special.ise.canberra.edu.au> + + * rwlock.c: Revamped. + This implementation does not have reader/writer starvation problem. + I've tried to make rwlock to behaive more like a normal mutex with + races and scheduling policy determining who is more important; + It also supports recursive locking, + has less synchronization overhead (no broadcasts at all, + readers are not blocked on any condition variable) and seem to + be faster than the current implementation. + - Alexander Terekhov <TEREKHOV@de.ibm.com> + 2001-02-06 Ross Johnson <rpj@setup1.ise.canberra.edu.au> * condvar.c (pthread_cond_init): Completely revamped. |