Re: Patch: Add new _Jv_SetGCFreeSpaceDivisor method to libgcj.

[Andrew Haley <aph-gcc at littlepinkcloud dot COM>]

David Daney writes:
 > As I mentioned previously, GC_free_space_divisor is no longer exported 
 > from libgcj.so.
 > 
 > Access to this GC tuning parameter is needed on systems where the 
 > maximum heap size is set.  If GC_free_space_divisor is not set to a 
 > value larger than its default value of three, the heap can easily get 
 > fragmented in such a manner that OutOfMemoryErrors are thrown even 
 > though there is plenty of free memory.
 > 
 > Since the loss of the ability to adjust GC_free_space_divisor is a 
 > regression, this should be committed even though we are in stage three.
 > 
 > Tested on x86_64-pc-linux-gnu in libjava with no regressions.
 > 
 > OK to commit?
 > 
 > 2007-10-20  David Daney  <ddaney@avtrex.com>
 > 
 >     * include/jvm.h (_Jv_SetGCFreeSpaceDivisor): Declare new function.
 >     * boehm.cc (_Jv_SetGCFreeSpaceDivisor): Define it.

Sure.

Incidentally, my ceasing to export GC_* wasn't a particularly well
thought-out decision: I just looked at the symbols we were exporting
and decided on a subset I thought was useful.  Maybe there are some
GC_ symbols that should be exported.  Thoughts?

Andrew.