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Allow the generator's msg iobuf to get bigger too.

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Wayne Davison
2021-02-25 12:28:18 -08:00
parent d3085f7add
commit ead44adcd3
1 changed files with 2 additions and 2 deletions
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4
io.c
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@@ -962,9 +962,9 @@ int send_msg(enum msgcode code, const char *buf, size_t len, int convert)
#endif
needed = len + 4 + 3;
if (iobuf.msg.len + needed > iobuf.msg.size) {
if (!am_receiver)
if (am_sender)
perform_io(needed, PIO_NEED_MSGROOM);
else { /* We allow the receiver to increase their iobuf.msg size to avoid a deadlock. */
else { /* We sometimes allow the iobuf.msg size to increase to avoid a deadlock. */
size_t old_size = iobuf.msg.size;
restore_iobuf_size(&iobuf.msg);
realloc_xbuf(&iobuf.msg, iobuf.msg.size * 2);