From 13db03534b26304cab537953f99c2db8755d753b Mon Sep 17 00:00:00 2001 From: Timo Dritschler Date: Mon, 16 Feb 2015 17:35:43 +0100 Subject: Fixed KIRO Client allocating new memory on each ACK_RDMA message --- src/kiro-client.c | 29 +++++++++++++++++------------ 1 file changed, 17 insertions(+), 12 deletions(-) diff --git a/src/kiro-client.c b/src/kiro-client.c index b9c33c5..01f4fb0 100644 --- a/src/kiro-client.c +++ b/src/kiro-client.c @@ -205,18 +205,23 @@ process_rdma_event (GIOChannel *source, GIOCondition condition, gpointer data) if (type == KIRO_ACK_RDMA) { g_debug ("Got RDMI Access information from Server"); - ctx->peer_mr = (((struct kiro_ctrl_msg *) (ctx->cf_mr_recv->mem))->peer_mri); - g_debug ("Expected Memory Size is: %zu", ctx->peer_mr.length); - ctx->rdma_mr = kiro_create_rdma_memory (priv->conn->pd, ctx->peer_mr.length, IBV_ACCESS_LOCAL_WRITE); - - if (!ctx->rdma_mr) { - //FIXME: Connection teardown in an event handler routine? Not a good - //idea... - g_critical ("Failed to allocate memory for receive buffer (Out of memory?)"); - rdma_disconnect (priv->conn); - kiro_destroy_connection_context (&ctx); - rdma_destroy_ep (priv->conn); - return TRUE; + if (ctx->rdma_mr) { + g_debug ("But memory is already allocated. Ignoring"); + } + else { + ctx->peer_mr = (((struct kiro_ctrl_msg *) (ctx->cf_mr_recv->mem))->peer_mri); + g_debug ("Expected Memory Size is: %zu", ctx->peer_mr.length); + ctx->rdma_mr = kiro_create_rdma_memory (priv->conn->pd, ctx->peer_mr.length, IBV_ACCESS_LOCAL_WRITE); + + if (!ctx->rdma_mr) { + //FIXME: Connection teardown in an event handler routine? Not a good + //idea... + g_critical ("Failed to allocate memory for receive buffer (Out of memory?)"); + rdma_disconnect (priv->conn); + kiro_destroy_connection_context (&ctx); + rdma_destroy_ep (priv->conn); + return TRUE; + } } } if (type == KIRO_PONG) { -- cgit v1.2.1