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| author | tegge <tegge@FreeBSD.org> | 2002-03-05 17:34:37 +0000 |
|---|---|---|
| committer | tegge <tegge@FreeBSD.org> | 2002-03-05 17:34:37 +0000 |
| commit | 9450e3c22c27a46839b2f1903435303b08bd8ac9 (patch) | |
| tree | f83e272491ab7a7d9f08d59e160da6e19453f222 /sys/kern/kern_random.c | |
| parent | 3114b0f152db884a577f1f269c49a5047fa8e0c6 (diff) | |
| download | FreeBSD-src-9450e3c22c27a46839b2f1903435303b08bd8ac9.zip FreeBSD-src-9450e3c22c27a46839b2f1903435303b08bd8ac9.tar.gz | |
When multiple threads call atexit at the same time, some operations must
be serialized. A mutex is used to protect the critical regions.
sbrk() and brk() are not thread safe. Replace use of sbrk() with
a call to malloc to avoid race when one thread calls atexit
while another thread calls malloc.
Reviewed by: deischen
Diffstat (limited to 'sys/kern/kern_random.c')
0 files changed, 0 insertions, 0 deletions
