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Diffstat (limited to 'nptl/DESIGN-rwlock.txt')
| -rw-r--r-- | nptl/DESIGN-rwlock.txt | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/nptl/DESIGN-rwlock.txt b/nptl/DESIGN-rwlock.txt index d97c084..cdbd4ce 100644 --- a/nptl/DESIGN-rwlock.txt +++ b/nptl/DESIGN-rwlock.txt @@ -96,11 +96,15 @@ pthread_rwlock_unlock(pthread_rwlock_t *rwlock) if (!rwlock->readers) { if (rwlock->nr_writers_queued) { ++rwlock->writer_wakeup; + lll_unlock(rwlock->lock); futex_wake(&rwlock->writer_wakeup, 1); + return; } else if (rwlock->nr_readers_queued) { ++rwlock->readers_wakeup; + lll_unlock(rwlock->lock); futex_wake(&rwlock->readers_wakeup, MAX_INT); + return; } } |