On 18/06/21 08:57, Greg KH wrote:
+ * 2. Read descriptors from its offset and discover all the stats by parsing
+ *    descriptors. This is a one-time work for the lifecycle of the
+ *    corresponding vm/vcpu stats fd.
+ * 3. Periodically read stats data from its offset.
You forgot "2.5.  rewind fd pointer position", see below...

Or use pread (that's what the test does). I'll do a copy-editing pass and be sure to mention that as well.

Paolo

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