From: Vinson Lee <vlee@vmware.com>
Date: Thu, 22 Apr 2010 01:45:44 +0000 (-0700)
Subject: gallium/util: Fix deviation calculation in u_cache.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=7a0b48e3492e8d8f0b5d1cc882eed2b0f51c3dd8;p=mesa.git

gallium/util: Fix deviation calculation in u_cache.

The approximate deviation calculation was using the entire cache's total
instead of each cache entry's total.
---

diff --git a/src/gallium/auxiliary/util/u_cache.c b/src/gallium/auxiliary/util/u_cache.c
index 47c16b1c927..15f4a8831f2 100644
--- a/src/gallium/auxiliary/util/u_cache.c
+++ b/src/gallium/auxiliary/util/u_cache.c
@@ -202,7 +202,7 @@ util_cache_destroy(struct util_cache *cache)
       double stddev = sqrt(mean);
       unsigned i;
       for(i = 0; i < cache->size; ++i) {
-         double z = fabs(cache->count - mean)/stddev;
+         double z = fabs(cache->entries[i].count - mean)/stddev;
          /* This assert should not fail 99.9999998027% of the times, unless 
           * the hash function is a poor one */
          assert(z <= 6.0);