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more changes to robustify comm buf_send length

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This commit is contained in:
Steve Plimpton
2019-07-10 08:41:27 -06:00
parent 2fd327d057
commit 89af88bd10
6 changed files with 87 additions and 34 deletions
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23
src/comm_tiled.cpp
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@ -79,9 +79,9 @@ CommTiled::~CommTiled()
void CommTiled::init_buffers()
{
maxsend = BUFMIN;
memory->create(buf_send,maxsend+bufextra,"comm:buf_send");
maxrecv = BUFMIN;
buf_send = buf_recv = NULL;
maxsend = maxrecv = BUFMIN;
grow_send(maxsend,2);
memory->create(buf_recv,maxrecv,"comm:buf_recv");
maxoverlap = 0;
@ -1804,18 +1804,23 @@ int CommTiled::coord2proc(double *x, int &igx, int &igy, int &igz)
/* ----------------------------------------------------------------------
realloc the size of the send buffer as needed with BUFFACTOR and bufextra
if flag = 1, realloc
if flag = 0, don't need to realloc with copy, just free/malloc
flag = 0, don't need to realloc with copy, just free/malloc w/ BUFFACTOR
flag = 1, realloc with BUFFACTOR
flag = 2, free/malloc w/out BUFFACTOR
------------------------------------------------------------------------- */
void CommTiled::grow_send(int n, int flag)
{
maxsend = static_cast<int> (BUFFACTOR * n);
if (flag)
memory->grow(buf_send,maxsend+bufextra,"comm:buf_send");
else {
if (flag == 0) {
maxsend = static_cast<int> (BUFFACTOR * n);
memory->destroy(buf_send);
memory->create(buf_send,maxsend+bufextra,"comm:buf_send");
} else if (flag == 1) {
maxsend = static_cast<int> (BUFFACTOR * n);
memory->grow(buf_send,maxsend+bufextra,"comm:buf_send");
} else {
memory->destroy(buf_send);
memory->grow(buf_send,maxsend+bufextra,"comm:buf_send");
}
}