Hi Kim,

On 03/16/2016 05:13 PM, Kim Barrett wrote:
On Mar 16, 2016, at 8:33 AM, Robbin Ehn <robbin....@oracle.com> wrote:

Hi, please review this small change.

This also change allocation methods.

Bug: https://bugs.openjdk.java.net/browse/JDK-8151993/
Webrev: http://cr.openjdk.java.net/~rehn/8151993/webrev/

Thanks!

/Robbin

------------------------------------------------------------------------------
src/share/vm/logging/log.hpp
Changing this:
  138       char* newbuf = NEW_C_HEAP_ARRAY(char, newbuf_len, mtLogging);
to this:
  137       char* newbuf = (char*) os::malloc(sizeof(char) * newbuf_len, 
mtLogging);

New code is missing out of memory handling that was present in the old
code.  New code will just try to use newbuf, with bad results if the
allocation failed.

Yes


New code is missing ASSERT-conditionalized PrintMallocFree support
that was present in the old.  I don't know how important this is,
given that we also have PrintMalloc.  (And I have to wonder why we
have both PrintMalloc (develop) and PrintMallocFree (notproduct).)

------------------------------------------------------------------------------


I wonder if this is even is the right path, we have 25 hpp including allocation.inline.
The other ones seem to do their allocation from their inline.hpp file.

Making me believe that we should either ignore this or do log.inline.hpp.

Either way this patch should be dropped, thoughts?

Thanks for having a look Kim!

/Robbin

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