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[Qemu-devel] [PATCH 31/34] scripts/kvm/kvm_stat: Read event values as u6


From: Janosch Frank
Subject: [Qemu-devel] [PATCH 31/34] scripts/kvm/kvm_stat: Read event values as u64
Date: Thu, 10 Dec 2015 13:13:01 +0100

The struct read_format, which denotes the returned values on a read
states that the values are u64 and not long long which is used for
struct unpacking.

Therefore the 'q' long long formatter was exchanged with 'Q' which is
the format for u64 data.
---
 scripts/kvm/kvm_stat | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scripts/kvm/kvm_stat b/scripts/kvm/kvm_stat
index ab10b1a..ee4cf31 100755
--- a/scripts/kvm/kvm_stat
+++ b/scripts/kvm/kvm_stat
@@ -339,7 +339,7 @@ class Group(object):
 
     def read(self):
         length = 8 * (1 + len(self.events))
-        read_format = 'xxxxxxxx' + 'q' * len(self.events)
+        read_format = 'xxxxxxxx' + 'Q' * len(self.events)
         return dict(zip([event.name for event in self.events],
                         struct.unpack(read_format,
                                       os.read(self.events[0].fd, length))))
-- 
2.3.0




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