[PATCH v2 0/2] random: Account for entropy loss due to overwrites

2013-04-23 Thread H. Peter Anvin
From: "H. Peter Anvin" When we write entropy into a non-empty pool, we currently don't account at all for the fact that we will probabilistically overwrite some of the entropy in that pool. This means that unless the pool is fully empty, we are currently *guaranteed* to overestimate the amount o

[PATCH v2 0/2] random: Account for entropy loss due to overwrites

2012-11-20 Thread H. Peter Anvin
From: "H. Peter Anvin" When we write entropy into a non-empty pool, we currently don't account at all for the fact that we will probabilistically overwrite some of the entropy in that pool. This means that unless the pool is fully empty, we are currently *guaranteed* to overestimate the amount o