review (XS) for 7019819: bare oop in ciField

Vladimir Kozlov vladimir.kozlov at
Tue Feb 15 16:49:59 PST 2011

Should we use KlassHandle instead of simple Handle?


Tom Rodriguez wrote:
> 7019819: bare oop in ciField
> Reviewed-by:
> This appears to be a long standing issue though it was previously
> unlikely to occur.  There's a bare oop in initialize_from over a call
> to ciField::type which may call compute_type, which make call into
> ciEnv::get_klass_by_name_impl where a safepoint could potentially
> occur.  The fix for 6354181 added acquire of the Compile_lock which
> made it more likely that we might safepoint here.  The fix is properly
> handleize the oop over the call.  Tested with failing test from nightly.

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