[10] RFR: 8182037: wrong ResourceMark in Method::print_short_name()

Rahul Raghavan rahul.v.raghavan at oracle.com
Wed Nov 15 09:09:34 UTC 2017


Hi,

Please hold the review of 8182037-webrev.01 submitted earlier.
Got failures in Mach5 testing.
Working to fix the issues and will submit revised webrev.

Thanks,
Rahul

On Monday 13 November 2017 02:29 PM, Rahul Raghavan wrote:
> Hi,
> 
> Request help reviewing proposed fix for 8182037.
> 
> jbs - https://bugs.openjdk.java.net/browse/JDK-8182037
> 
> webrev.01 - http://cr.openjdk.java.net/~rraghavan/8182037/webrev.01/
> 
> 
> Notes / jbs extract -
> 
> -- "void Method::print_short_name(outputStream* st) {
>       ResourceMark rm;
> breaks if st is not tty and buffer grows under the ResourceMark"
> 
> -- "All the printing functions that take an outputStream could 
> potentially have this problem.
> The caller should have the ResourceMark."
> 
> -- "All but a couple of the calls to method->print_short_name()
> are in compiler code, so reassigning to the compiler."
> 
> 
> 
> -- To fix the issue
> - Removed ResourceMark from following printing functions -
>      Method::print_short_name(outputStream* st)
>      Method::print_name(outputStream* st)
>      Method::print_on(outputStream* st)
> - checked usages of above functions and added ResourceMark to the callers.
> 
> 
> (Mach5 testing in progress)
> So can this be the correct fix? please tell if I missed some point here.
> 
> 
> Thanks,
> Rahul


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