[Qemu-devel] [RFC PATCH 2/4] monitor: Adjust qmp_human_monitor_command to new MemCharDriver

[Lei Li <lilei@linux.vnet.ibm.com>]

Signed-off-by: Lei Li <lilei@linux.vnet.ibm.com>
---
 monitor.c |    8 +++++++-
 1 files changed, 7 insertions(+), 1 deletions(-)

diff --git a/monitor.c b/monitor.c
index 49dccfe..c1a4d81 100644
--- a/monitor.c
+++ b/monitor.c
@@ -645,7 +645,13 @@ char *qmp_human_monitor_command(const char *command_line, bool has_cpu_index,
     CharDriverState mchar;
 
     memset(&hmp, 0, sizeof(hmp));
-    qemu_chr_init_mem(&mchar);
+
+    /* Since the backend of MemCharDriver convert to a circular
+     * buffer with fixed size, so should indicate the init memory
+     * size.
+     *
+     * XXX:  is 4096 as init memory enough for this? */
+    qemu_chr_init_mem(&mchar, 4096);
     hmp.chr = &mchar;
 
     old_mon = cur_mon;
-- 
1.7.7.6