[aarch64-port-dev ] RFR(S): 8248851: CMS: Missing memory fences between free chunk check and klass read
felix.yang at huawei.com
Thu Jul 16 09:01:48 UTC 2020
Could someone please take another look? Especially the two webrevs for 11u & 13u.
> -----Original Message-----
> From: Yangfei (Felix)
> Sent: Friday, July 10, 2020 7:44 PM
> To: 'Andrew Haley' <aph at redhat.com>; Kim Barrett
> <kim.barrett at oracle.com>
> Cc: jdk8u-dev at openjdk.java.net; hotspot-gc-dev at openjdk.java.net;
> aarch64-port-dev at openjdk.java.net; jdk-updates-dev at openjdk.java.net
> Subject: RE: [aarch64-port-dev ] RFR(S): 8248851: CMS: Missing memory
> fences between free chunk check and klass read
> > -----Original Message-----
> > From: Andrew Haley [mailto:aph at redhat.com]
> > Sent: Wednesday, July 8, 2020 5:48 PM
> > To: Kim Barrett <kim.barrett at oracle.com>; Yangfei (Felix)
> > <felix.yang at huawei.com>
> > Cc: jdk8u-dev at openjdk.java.net; hotspot-gc-dev at openjdk.java.net;
> > aarch64-port-dev at openjdk.java.net
> > Subject: Re: [aarch64-port-dev ] RFR(S): 8248851: CMS: Missing memory
> > fences between free chunk check and klass read
> > On 08/07/2020 09:41, Kim Barrett wrote:
> > >> Since CMS is deprecated from JDK9, I am not sure if it's
> > >> appropriate to fix
> > this issue for those JDK9+ versions.
> > > Deprecated != unsupported.
> > >
> > Yes, it must be done. Thanks.
> CCing to jdk-updates-dev.
> I have prepared another two webrevs for jdk11u and jdk13u:
> Jdk11u-dev: http://cr.openjdk.java.net/~fyang/8248851-11u/
> Jdk13u-dev: http://cr.openjdk.java.net/~fyang/8248851-13u/
> The only difference lies in copyright year update. Both tiere1-3 tested on
> I will put jdk11u-fix-request and jdk13u-fix-request label on the issue if they
> are good.
> I have also prepared a new webrev for jdk8u incorporating copyright year
> Jdk8u-dev: http://cr.openjdk.java.net/~fyang/8248851-8u/
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