Looks good, Max, thanks for taking this over.

Xuelei, it's a threaded accumulator, which feeds into the seed generator. We wait a certain amount of time before generating the values.

Brad


On 6/15/2016 5:07 AM, Xuelei Fan wrote:
I'm not sure I understand the while loop.  But this update looks fine to
me as it does not change the logic of the code except to use elapsed time.

Xuelei

On 6/15/2016 11:12 AM, Wang Weijun wrote:
Please take a review on the patch

diff --git 
a/src/java.base/share/classes/sun/security/provider/SeedGenerator.java 
b/src/java.base/share/classes/sun/security/provider/SeedGenerator.java
--- a/src/java.base/share/classes/sun/security/provider/SeedGenerator.java
+++ b/src/java.base/share/classes/sun/security/provider/SeedGenerator.java
@@ -354,8 +354,8 @@
                         // We wait 250milli quanta, so the minimum wait time
                         // cannot be under 250milli.
                         int latch = 0;
-                        long l = System.currentTimeMillis() + 250;
-                        while (System.currentTimeMillis() < l) {
+                        long l = System.nanoTime() + 250000000;
+                        while (System.nanoTime() < l) {
                             synchronized(this){};
                             latch++;
                         }

nanoTime() is for elapsed time and should be used here.

Thanks
Max


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