[Libguestfs] [PATCH] set-smp: limit the number of cpus below 255

[Wanlong Gao]

From: Wanlong Gao <gaowanlong at cn.fujitsu.com>
Limit the number of cpus below 255, since qemu can't support.

Signed-off-by: Wanlong Gao <gaowanlong at cn.fujitsu.com>
---
 src/guestfs.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/src/guestfs.c b/src/guestfs.c
index 3607eaa..f5875e6 100644
--- a/src/guestfs.c
+++ b/src/guestfs.c
@@ -794,7 +794,10 @@ guestfs__get_pgroup (guestfs_h *g)
 int
 guestfs__set_smp (guestfs_h *g, int v)
 {
-  if (v >= 1) {
+  if (v > 255) {
+    error (g, "Unsupported number of smp cpus: %d", v);
+    return -1;
+  } else if (v >= 1) {
     g->smp = v;
     return 0;
   } else {
-- 
1.7.9