Mercurial > hg > truffle
changeset 10984:cd2118b62475
8013917: Kitchensink crashed with SIGSEGV in BaselineReporter::diff_callsites
Summary: Simple fix when memory allocation site is gone, NMT should report 0 memory size, instead old memory size.
Reviewed-by: dcubed, ctornqvi
author | zgu |
---|---|
date | Mon, 10 Jun 2013 10:45:19 -0400 |
parents | abbd5c660b48 |
children | ef748153ee8f 1f4355cee9a2 |
files | src/share/vm/services/memReporter.cpp |
diffstat | 1 files changed, 9 insertions(+), 6 deletions(-) [+] |
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--- a/src/share/vm/services/memReporter.cpp Sat Jun 15 13:17:36 2013 +0200 +++ b/src/share/vm/services/memReporter.cpp Mon Jun 10 10:45:19 2013 -0400 @@ -190,17 +190,18 @@ while (cur_malloc_callsite != NULL || prev_malloc_callsite != NULL) { if (prev_malloc_callsite == NULL || cur_malloc_callsite->addr() < prev_malloc_callsite->addr()) { + // this is a new callsite _outputer.diff_malloc_callsite(cur_malloc_callsite->addr(), amount_in_current_scale(cur_malloc_callsite->amount()), cur_malloc_callsite->count(), diff_in_current_scale(cur_malloc_callsite->amount(), 0), diff(cur_malloc_callsite->count(), 0)); cur_malloc_callsite = (MallocCallsitePointer*)cur_malloc_itr.next(); - } else if (prev_malloc_callsite == NULL || + } else if (cur_malloc_callsite == NULL || cur_malloc_callsite->addr() > prev_malloc_callsite->addr()) { - _outputer.diff_malloc_callsite(cur_malloc_callsite->addr(), - amount_in_current_scale(prev_malloc_callsite->amount()), - prev_malloc_callsite->count(), + // this callsite is already gone + _outputer.diff_malloc_callsite(prev_malloc_callsite->addr(), + amount_in_current_scale(0), 0, diff_in_current_scale(0, prev_malloc_callsite->amount()), diff(0, prev_malloc_callsite->count())); prev_malloc_callsite = (MallocCallsitePointer*)prev_malloc_itr.next(); @@ -222,6 +223,7 @@ VMCallsitePointer* prev_vm_callsite = (VMCallsitePointer*)prev_vm_itr.current(); while (cur_vm_callsite != NULL || prev_vm_callsite != NULL) { if (prev_vm_callsite == NULL || cur_vm_callsite->addr() < prev_vm_callsite->addr()) { + // this is a new callsite _outputer.diff_virtual_memory_callsite(cur_vm_callsite->addr(), amount_in_current_scale(cur_vm_callsite->reserved_amount()), amount_in_current_scale(cur_vm_callsite->committed_amount()), @@ -229,9 +231,10 @@ diff_in_current_scale(cur_vm_callsite->committed_amount(), 0)); cur_vm_callsite = (VMCallsitePointer*)cur_vm_itr.next(); } else if (cur_vm_callsite == NULL || cur_vm_callsite->addr() > prev_vm_callsite->addr()) { + // this callsite is already gone _outputer.diff_virtual_memory_callsite(prev_vm_callsite->addr(), - amount_in_current_scale(prev_vm_callsite->reserved_amount()), - amount_in_current_scale(prev_vm_callsite->committed_amount()), + amount_in_current_scale(0), + amount_in_current_scale(0), diff_in_current_scale(0, prev_vm_callsite->reserved_amount()), diff_in_current_scale(0, prev_vm_callsite->committed_amount())); prev_vm_callsite = (VMCallsitePointer*)prev_vm_itr.next();