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| author | deischen <deischen@FreeBSD.org> | 2001-10-07 02:34:43 +0000 |
|---|---|---|
| committer | deischen <deischen@FreeBSD.org> | 2001-10-07 02:34:43 +0000 |
| commit | 4d56211ce3c54dd3384af7251029ad59eba7fcdb (patch) | |
| tree | a6a4683c88e44063b06aca9ce67f339395e0f659 /lib/libpthread/thread/thr_kern.c | |
| parent | ac520683a49228af1bcfadda9bb2df537c1f1d9b (diff) | |
| download | FreeBSD-src-4d56211ce3c54dd3384af7251029ad59eba7fcdb.zip FreeBSD-src-4d56211ce3c54dd3384af7251029ad59eba7fcdb.tar.gz | |
Limit maximum poll interval to 60 seconds. This prevents an overflow
from occurring when converting from a timeval/timespec to a timeout in
milliseconds.
Submitted by: dwmalone
Diffstat (limited to 'lib/libpthread/thread/thr_kern.c')
| -rw-r--r-- | lib/libpthread/thread/thr_kern.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/libpthread/thread/thr_kern.c b/lib/libpthread/thread/thr_kern.c index 9d317ed..ec4c233 100644 --- a/lib/libpthread/thread/thr_kern.c +++ b/lib/libpthread/thread/thr_kern.c @@ -716,6 +716,9 @@ thread_kern_poll(int wait_reqd) */ timeout_ms = INFTIM; } + else if (pthread->wakeup_time.tv_sec - ts.tv_sec > 60000) + /* Limit maximum timeout to prevent rollover. */ + timeout_ms = 60000; else { /* * Calculate the time left for the next thread to |
