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| author | Rich Felker <dalias@aerifal.cx> | 2012-07-11 23:36:46 -0400 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2012-07-11 23:36:46 -0400 |
| commit | 92f8396b0c8e4f146563b87f46137484cfb36e31 (patch) | |
| tree | 62bd8daab801d7127114a33a83db28f591e01669 /src/thread/pthread_spin_destroy.c | |
| parent | a03f69d4456d3ac5120cc07a22af8ecb631444bb (diff) | |
| download | musl-92f8396b0c8e4f146563b87f46137484cfb36e31.tar.gz musl-92f8396b0c8e4f146563b87f46137484cfb36e31.tar.xz musl-92f8396b0c8e4f146563b87f46137484cfb36e31.zip | |
fix potential race condition in detached threads
after the thread unmaps its own stack/thread structure, the kernel, performing child tid clear and futex wake, could clobber a new mapping made at the same location as the just-removed thread's tid field. disable kernel clearing of child tid to prevent this.
Diffstat (limited to 'src/thread/pthread_spin_destroy.c')
0 files changed, 0 insertions, 0 deletions