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-rwxr-xr-xtools/kvm/kvm_stat/kvm_stat11
1 files changed, 7 insertions, 4 deletions
diff --git a/tools/kvm/kvm_stat/kvm_stat b/tools/kvm/kvm_stat/kvm_stat
index 95ffa9a4b044..9e9eb983f6fe 100755
--- a/tools/kvm/kvm_stat/kvm_stat
+++ b/tools/kvm/kvm_stat/kvm_stat
@@ -991,10 +991,13 @@ class Tui(object):
curses.noecho()
try:
- pid = int(pid)
- if pid != 0 and not os.path.isdir(os.path.join('/proc/',
- str(pid))):
- continue
+ if len(pid) > 0:
+ pid = int(pid)
+ if pid != 0 and not os.path.isdir(os.path.join('/proc/',
+ str(pid))):
+ continue
+ else:
+ pid = 0
self.refresh_header(pid)
self.update_pid(pid)
break