From 282463f53cad9b2aec79245008078a4990018863 Mon Sep 17 00:00:00 2001
From: Changpeng Liu <changpeng.liu@intel.com>
Date: Tue, 21 Aug 2018 04:19:02 -0400
Subject: [PATCH] blobfs: exit the app after the failure of memory allocation

When testing blobfs, the allocation of cache buffer may fail
without any error information, users may get segment fault
error after that.

Change-Id: I6dc8ee4b93c6a9109aba193f599197caa4c4c383
Signed-off-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-on: https://review.gerrithub.io/422943
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Chandler-Test-Pool: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Xiaodong Liu <xiaodong.liu@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
---
 lib/blobfs/blobfs.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/lib/blobfs/blobfs.c b/lib/blobfs/blobfs.c
index fb1df68b4..4fc0e628f 100644
--- a/lib/blobfs/blobfs.c
+++ b/lib/blobfs/blobfs.c
@@ -218,6 +218,11 @@ __initialize_cache(void)
 					   CACHE_BUFFER_SIZE,
 					   SPDK_MEMPOOL_DEFAULT_CACHE_SIZE,
 					   SPDK_ENV_SOCKET_ID_ANY);
+	if (!g_cache_pool) {
+		SPDK_ERRLOG("Create mempool failed, you may "
+			    "increase the memory and try again\n");
+		assert(false);
+	}
 	TAILQ_INIT(&g_caches);
 	pthread_spin_init(&g_caches_lock, 0);
 }