RFR: 6907252: ZipFileInputStream Not Thread-Safe
xueming.shen at oracle.com
Wed Oct 14 15:10:54 UTC 2015
On 10/14/15 6:20 AM, Seán Coffey wrote:
> Looking to tighten up access between the java and native level zip
> library calls. This extra check should ensure that we don't hit SEGV
> on thread races.
> I've also taken the opportunity to make the ZStreamRef address
> variable volatile. I'm still getting reports of zip crashes in the
> deflate, deflate_slow functions  but can't reproduce the failure.
> Access to the ZStreamRef address variable seems to be synchronized
> correctly in all calling sites. I'm just be extra sure for possible
> sharing across multiple threads.
> bug report : https://bugs.openjdk.java.net/browse/JDK-6907252
> webrev : http://cr.openjdk.java.net/~coffeys/webrev.6907252/webrev/
>  https://bugs.openjdk.java.net/browse/JDK-8028216
looks good for me.
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