diff options
Diffstat (limited to 'src/backend/port/unix_latch.c')
| -rw-r--r-- | src/backend/port/unix_latch.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/backend/port/unix_latch.c b/src/backend/port/unix_latch.c index 950a3a40117..ff4ed8f16cf 100644 --- a/src/backend/port/unix_latch.c +++ b/src/backend/port/unix_latch.c @@ -137,7 +137,7 @@ DisownLatch(volatile Latch *latch) * to wait for. If the latch is already set (and WL_LATCH_SET is given), the * function returns immediately. * - * The 'timeout' is given in microseconds. It must be >= 0 if WL_TIMEOUT flag + * The 'timeout' is given in milliseconds. It must be >= 0 if WL_TIMEOUT flag * is given. On some platforms, signals cause the timeout to be restarted, * so beware that the function can sleep for several times longer than the * specified timeout. @@ -156,6 +156,7 @@ DisownLatch(volatile Latch *latch) * have been satisfied. That should be rare in practice, but the caller * should not use the return value for anything critical, re-checking the * situation with PostmasterIsAlive() or read() on a socket as necessary. + * The latch and timeout flag bits can be trusted, however. */ int WaitLatch(volatile Latch *latch, int wakeEvents, long timeout) @@ -191,8 +192,8 @@ WaitLatchOrSocket(volatile Latch *latch, int wakeEvents, pgsocket sock, if (wakeEvents & WL_TIMEOUT) { Assert(timeout >= 0); - tv.tv_sec = timeout / 1000000L; - tv.tv_usec = timeout % 1000000L; + tv.tv_sec = timeout / 1000L; + tv.tv_usec = (timeout % 1000L) * 1000L; tvp = &tv; } |