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Diffstat (limited to 'NEWS')
| -rw-r--r-- | NEWS | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/NEWS b/NEWS index 9d37d1008c..56ce7ef147 100644 --- a/NEWS +++ b/NEWS @@ -65,6 +65,12 @@ Version 2.18 * Added new API functions pthread_getattr_default_np and pthread_setattr_default_np to get and set the default pthread attributes of a process. + +* Added support for TSX lock elision for pthread mutexes on i386 and x86-64. + This may improve lock scaling of existing programs on TSX capable systems. + When the --enable-lock-elision=yes parameter is specified at configure + time lock elision will be enabled by default for all PTHREAD_MUTEX_DEFAULT + mutexes. Version 2.17 |