From 7736b65be4fb4d5c59d7aedb1e64da976bb10ae9 Mon Sep 17 00:00:00 2001
From: Keith Packard <keithp@keithp.com>
Date: Mon, 15 Dec 2008 15:49:01 -0800
Subject: [PATCH] FatalError on batchbuffer map failure

Yes, it would be nice to do something other than crash here.

Signed-off-by: Keith Packard <keithp@keithp.com>
---
 src/i830_batchbuffer.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/i830_batchbuffer.c b/src/i830_batchbuffer.c
index 13d939e6..b1c8a8de 100644
--- a/src/i830_batchbuffer.c
+++ b/src/i830_batchbuffer.c
@@ -112,7 +112,9 @@ intel_next_batch(ScrnInfoPtr pScrn)
     else
 	pI830->batch_bo = dri_bo_alloc(pI830->bufmgr, "batch", 4096 * 4, 4096);
 
-    dri_bo_map(pI830->batch_bo, 1);
+    if (dri_bo_map(pI830->batch_bo, 1) != 0)
+	FatalError("Failed to map batchbuffer: %s\n", strerror(errno));
+
     pI830->batch_used = 0;
     pI830->batch_ptr = pI830->batch_bo->virtual;
 }