Reduce TX memory further down by some MB

Signed-off-by: Fabio M. Di Nitto <fdinitto@redhat.com>
kronosnet · Jun 4, 2017 · 0226565 · 0226565
1 parent 09c8534
commit 0226565
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/libknet/handle.c b/libknet/handle.c
@@ -138,14 +138,15 @@ static int _init_buffers(knet_handle_t knet_h)
 	size_t bufsize;
 
 	for (i = 0; i < PCKT_FRAG_MAX; i++) {
-		knet_h->send_to_links_buf[i] = malloc(KNET_HEADER_DATA_SIZE);
+		bufsize = ceil((float)KNET_MAX_PACKET_SIZE / (i + 1)) + KNET_HEADER_ALL_SIZE;
+		knet_h->send_to_links_buf[i] = malloc(bufsize);
 		if (!knet_h->send_to_links_buf[i]) {
 			savederrno = errno;
 			log_err(knet_h, KNET_SUB_HANDLE, "Unable to allocate memory datafd to link buffer: %s",
 				strerror(savederrno));
 			goto exit_fail;
 		}
-		memset(knet_h->send_to_links_buf[i], 0, KNET_HEADER_DATA_SIZE);
+		memset(knet_h->send_to_links_buf[i], 0, bufsize);
 
 		knet_h->recv_from_links_buf[i] = malloc(KNET_DATABUFSIZE);
 		if (!knet_h->recv_from_links_buf[i]) {