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<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/210272">210272</a></dd>
<dt>Author</dt> <dd>utatane.tea@gmail.com</dd>
<dt>Date</dt> <dd>2017-01-04 00:29:52 -0800 (Wed, 04 Jan 2017)</dd>
</dl>
<h3>Log Message</h3>
<pre>Use prctl to name thread on Linux
https://bugs.webkit.org/show_bug.cgi?id=166663
Reviewed by Michael Catanzaro.
It is quite useful if we can name threads. This name will be shown in GDB.
While macOS uses pthread_setname_np, we can use prctl on Linux.
* wtf/ThreadingPthreads.cpp:
(WTF::initializeCurrentThreadInternal):</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkSourceWTFChangeLog">trunk/Source/WTF/ChangeLog</a></li>
<li><a href="#trunkSourceWTFwtfThreadingPthreadscpp">trunk/Source/WTF/wtf/ThreadingPthreads.cpp</a></li>
</ul>
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<h3>Diff</h3>
<a id="trunkSourceWTFChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WTF/ChangeLog (210271 => 210272)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WTF/ChangeLog 2017-01-04 07:52:05 UTC (rev 210271)
+++ trunk/Source/WTF/ChangeLog 2017-01-04 08:29:52 UTC (rev 210272)
</span><span class="lines">@@ -1,5 +1,18 @@
</span><span class="cx"> 2017-01-03 Yusuke Suzuki <utatane.tea@gmail.com>
</span><span class="cx">
</span><ins>+ Use prctl to name thread on Linux
+ https://bugs.webkit.org/show_bug.cgi?id=166663
+
+ Reviewed by Michael Catanzaro.
+
+ It is quite useful if we can name threads. This name will be shown in GDB.
+ While macOS uses pthread_setname_np, we can use prctl on Linux.
+
+ * wtf/ThreadingPthreads.cpp:
+ (WTF::initializeCurrentThreadInternal):
+
+2017-01-03 Yusuke Suzuki <utatane.tea@gmail.com>
+
</ins><span class="cx"> WorkQueueGeneric's platformInvalidate() can deadlock when called on the RunLoop's thread
</span><span class="cx"> https://bugs.webkit.org/show_bug.cgi?id=166645
</span><span class="cx">
</span></span></pre></div>
<a id="trunkSourceWTFwtfThreadingPthreadscpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WTF/wtf/ThreadingPthreads.cpp (210271 => 210272)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WTF/wtf/ThreadingPthreads.cpp 2017-01-04 07:52:05 UTC (rev 210271)
+++ trunk/Source/WTF/wtf/ThreadingPthreads.cpp 2017-01-04 08:29:52 UTC (rev 210272)
</span><span class="lines">@@ -55,6 +55,10 @@
</span><span class="cx"> #include <sys/time.h>
</span><span class="cx"> #endif
</span><span class="cx">
</span><ins>+#if OS(LINUX)
+#include <sys/prctl.h>
+#endif
+
</ins><span class="cx"> namespace WTF {
</span><span class="cx">
</span><span class="cx"> class PthreadState {
</span><span class="lines">@@ -192,6 +196,8 @@
</span><span class="cx"> {
</span><span class="cx"> #if HAVE(PTHREAD_SETNAME_NP)
</span><span class="cx"> pthread_setname_np(threadName);
</span><ins>+#elif OS(LINUX)
+ prctl(PR_SET_NAME, threadName);
</ins><span class="cx"> #else
</span><span class="cx"> UNUSED_PARAM(threadName);
</span><span class="cx"> #endif
</span></span></pre>
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