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optimize file locking: avoid cache-polluting writes to global storage

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This commit is contained in:
Rich Felker
2011-03-16 10:39:45 -04:00
parent 9dd7d7e3f6
commit 4d9cc0b399
2 changed files with 5 additions and 3 deletions
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6
src/stdio/flockfile.c
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@ -3,7 +3,9 @@
void flockfile(FILE *f)
{
pthread_self();
libc.lockfile = __lockfile;
if (!libc.lockfile) {
pthread_self();
libc.lockfile = __lockfile;
}
__lockfile(f);
}