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Disable lock elision for PTHREAD_MUTEX_NORMAL.

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Stefan Liebler 2014-05-26 11:14:25 +02:00 committed by Andreas Krebbel
parent f8bdf1f0b6
commit 673659263d
2 changed files with 7 additions and 1 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2014-05-26 Stefan Liebler <stli@linux.vnet.ibm.com>
* nptl/pthread_mutexattr_settype.c
(__pthread_mutexattr_settype):
Disable lock elision for PTHREAD_MUTEX_NORMAL.
2014-05-26 Stefan Liebler <stli@linux.vnet.ibm.com>
* nptl/tst-mutex5 (do_test):

2
nptl/pthread_mutexattr_settype.c
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@ -32,7 +32,7 @@ __pthread_mutexattr_settype (attr, kind)
/* Cannot distinguish between DEFAULT and NORMAL. So any settype
call disables elision for now. */
if (kind == PTHREAD_MUTEX_DEFAULT)
if (kind == PTHREAD_MUTEX_NORMAL)
kind |= PTHREAD_MUTEX_NO_ELISION_NP;
iattr = (struct pthread_mutexattr *) attr;