Author: dgilmore
Date: 2011-03-12 19:47:42 -0500 (Sat, 12 Mar 2011)
New Revision: 3516
Modified:
trunk/osprey/libhugetlbfs/elflink.c
Log:
Fixed bug 744 - Programs compiled -pg and -HP:bdt option memory fault
CR: Jian-Xin Lai and Mei Ye
Modified: trunk/osprey/libhugetlbfs/elflink.c
===================================================================
--- trunk/osprey/libhugetlbfs/elflink.c 2011-03-13 00:41:50 UTC (rev 3515)
+++ trunk/osprey/libhugetlbfs/elflink.c 2011-03-13 00:47:42 UTC (rev 3516)
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2008-2010 Advanced Micro Devices, Inc. All Rights Reserved.
+ * Copyright (C) 2008-2011 Advanced Micro Devices, Inc. All Rights Reserved.
*/
/*
@@ -681,9 +681,29 @@
if (save_phdr(htlb_num_segs, i, &info->dlpi_phdr[i]))
return 1;
+
+#ifdef OPEN64_MOD
+ if (info->dlpi_phdr[i].p_flags & PF_W) {
+ struct seg_info *seg = &htlb_seg_table[htlb_num_segs];
+ void *cur_brk = sbrk(0);
+ void *end_addr = seg->vaddr + seg->memsz;
+ if (end_addr != cur_brk) {
+ seg->extrasz = (cur_brk - seg->vaddr) -
seg->filesz;
+ DEBUG("memory already allocated: end_addr=%p,
cur_brk=%p\n",
+ end_addr, cur_brk);
+ }
+ /* No need to call get_extracopy, since we know we
already need
+ * to copy past the address of any symbol that is in
the dynamic
+ * symbol table.
+ */
+ } else {
+ get_extracopy(&htlb_seg_table[htlb_num_segs],
+ &info->dlpi_phdr[0], info->dlpi_phnum);
+ }
+#else
get_extracopy(&htlb_seg_table[htlb_num_segs],
&info->dlpi_phdr[0], info->dlpi_phnum);
-
+#endif
htlb_num_segs++;
}
if (__hugetlbfs_debug)
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