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| author | Robert Morris <rtm@csail.mit.edu> | 2016-09-15 12:01:52 -0400 | 
|---|---|---|
| committer | Robert Morris <rtm@csail.mit.edu> | 2016-09-15 12:01:52 -0400 | 
| commit | 469aa8b9b3b719a9fd13bfe750751ccd878cb206 (patch) | |
| tree | a626f7f367f0a0a141017ddadec1b018a437850a | |
| parent | e85cb90cbfb4b209066f0136387a2a1a98d890bf (diff) | |
| download | xv6-labs-469aa8b9b3b719a9fd13bfe750751ccd878cb206.tar.gz xv6-labs-469aa8b9b3b719a9fd13bfe750751ccd878cb206.tar.bz2 xv6-labs-469aa8b9b3b719a9fd13bfe750751ccd878cb206.zip | |
xx
| -rw-r--r-- | spinlock.c | 2 | 
1 files changed, 1 insertions, 1 deletions
| @@ -56,7 +56,7 @@ release(struct spinlock *lk)    // past this point, to ensure that all the stores in the critical    // section are visible to other cores before the lock is released.    // Both the C compiler and the hardware may re-order loads and -  // stores; __sync_synchronize() tells them both to not re-order. +  // stores; __sync_synchronize() tells them both not to.    __sync_synchronize();    // Release the lock, equivalent to lk->locked = 0. | 
